Excess Matters

Tag: metabolic health

  • The Great Menopause Myth by Kristin Johnson: Summary, Key Ideas & Review

    Book in one sentence: Johnson and Claps take a blowtorch to the comforting lies women are told about menopause, and to the wellness industry that profits from keeping them in the dark.

    What Is The Great Menopause Myth About?

    Picture the menopause content ecosystem right now: podcasts, Instagram feeds, telemedicine platforms, celebrity supplement lines. Some of it says embrace your symptoms, they’ll pass. Some says lower your cortisol and take these adaptogens. Almost none of it explains why, by age sixty, women match or exceed men in rates of cardiovascular disease, cognitive decline, and osteoporosis.

    That gap is what Kristin Johnson and Maria Claps built this book to close. The two are founders of Wise & Well, a women’s health practice they started after their own frustrating encounters with conventional menopause care. Johnson is a former attorney with board certifications in nutrition and holistic health; Claps holds credentials in functional diagnostic nutrition. Neither is a physician, which is worth noting upfront. But they’ve spent a decade working alongside frontier medical providers, digging into patient outcome data, and sitting on the clinical advisory board of a nonprofit trying to change the standard of care for menopausal women. They write with the confidence of people who have seen what different approaches actually produce.

    The central claim is both simple and uncomfortable: the current menopause conversation is focused on the wrong target. Hot flashes, night sweats, brain fog, the “midlife belly.” All symptoms of a whole-body signaling loss, not cosmetic inconveniences to ride out. Estrogen and progesterone receptors exist in the brain, heart, bone, skin, gut, bladder, immune system, and more. When those hormones decline, every one of those systems gets the message at once. The book argues that treating menopause as a temporary passage, or as a feminist act of acceptance, leaves women unprepared for the chronic disease trajectory that begins quietly in their forties and accelerates through their fifties.

    What Does Menopause Actually Do to Your Weight?

    A lot of women arrive at perimenopause convinced they’re doing everything right (same eating, same exercise) and still watch the scale climb and the belly expand. Johnson and Claps spend real time on this, and the explanation is more mechanistic than most women get from their doctors.

    Estradiol and progesterone are metabolically protective. Both speed up the rate at which you burn calories. Estradiol plays a specific role in keeping blood sugar stable by improving insulin sensitivity, suppressing hunger through leptin and ghrelin signaling, and supporting adiponectin, the hormone that enables fat loss. When estradiol drops, all of that changes: glucose processing becomes impaired, insulin resistance creeps in, hunger signals go haywire, and fat storage shifts from hips and thighs to the abdomen (visceral fat, which carries the highest health risk).

    Then there’s muscle. Estradiol receptors line muscle cells and regulate muscle protein synthesis. Declining estrogen means the body progressively swaps fat for muscle, slowing metabolic rate further. Johnson and Claps describe this as a cascade rather than a single event:

    • Declining estrogen impairs glucose handling
    • Impaired glucose handling leads to insulin resistance
    • Insulin resistance increases fat storage, especially visceral fat
    • Dysfunctional hunger hormones lead to overeating
    • Muscle loss slows the metabolic rate
    • Poor sleep (also hormone-driven) spikes cortisol, which triggers more fat storage and more overeating

    The book takes direct aim at the “less food, more cardio” reflex most women default to when the weight starts shifting. According to Johnson and Claps, this response reliably makes things worse: it creates a catabolic environment that accelerates muscle loss, impairs recovery, and drives women toward fast-energy carbs and caffeine to compensate. Resistance training and adequate protein (more than most women are eating) are the non-negotiable interventions. Not as an aesthetic choice. As metabolic medicine.

    “The scale should never be the sole determinant of a woman’s state of health. We have seen plenty of ‘thin’ women who are prediabetic with high inflammation markers, and we have seen plenty of women 10 to 20 pounds overweight who have beautiful lipids, blood sugar, and inflammation status.”

    The practical takeaway isn’t that menopause makes weight gain inevitable. The book’s argument is the opposite: the cascade is largely modifiable if you understand what’s driving it and address the right levers. Thin is not the goal. Metabolically healthy is the goal. Those two things are not the same.

    Why the “Just White-Knuckle Through It” Advice Falls Apart

    Johnson and Claps give a name to the problem: the menopause gold rush. With an estimated 1.2 billion women worldwide becoming postmenopausal by 2030, the market opportunity is enormous, and investors, wellness brands, and social media influencers have rushed in. The result is a proliferation of interventions that address visible symptoms and aging aesthetics without touching the underlying disease risk.

    The book draws a line between two approaches to hormone therapy that most women don’t know to ask about:

    MHT (menopausal hormone therapy) is symptom-focused. The goal is to suppress hot flashes and vaginal dryness using the lowest dose that relieves discomfort. This is the standard-of-care approach most providers use. The dose is calibrated to feeling better, not to the levels of estrogen that protect bone, brain, and cardiovascular function.

    HRT (hormone replacement therapy), as Johnson and Claps use the term, is restoration-focused. The goal is to approximate premenopausal hormone levels in order to preserve organ function and interrupt the chronic disease trajectory. This requires higher, individually calibrated doses, regular blood testing (not just symptom tracking), and attention to which types and delivery routes are used.

    That gap matters. A dose sufficient to stop a hot flash is often not sufficient to protect your bones, brain, or heart. If your provider’s measure of success is whether you feel better, you may feel better while remaining at elevated risk. Johnson and Claps note that 80 percent of medical residents report discomfort discussing or treating menopause, so the conversation that ends with a low-dose patch and a three-month follow-up is often the most care women can expect from the standard system.

    Their prescription for this gap is metabolic health first. The “hormones need a healthy host” metaphor runs through the middle section of the book: you wouldn’t invite houseguests into a disorganized home. Hormones are the guests; metabolic health is the house. Studies they cite show that adding hormones without addressing insulin resistance, chronic inflammation, and gut dysfunction can increase cancer and cardiovascular risk rather than reduce it. So nutrition, resistance training, sleep, and stress management are the foundation. Not optional lifestyle additions. Clinical prerequisites for hormone therapy to work as intended.

    What the WHI Study Actually Said (And What Got Left Out)

    If you’ve ever been told by a doctor that hormone therapy causes breast cancer, or had a prescription declined because of “the studies,” Chapter Eleven is the one to hand them.

    The Women’s Health Initiative, which published alarming results in 2002, studied women with an average age of 63 (more than a decade past the average age of menopause). It used conjugated equine estrogen (from pregnant horse urine) combined with a synthetic progestin (medroxyprogesterone acetate). When preliminary results showed an apparent breast cancer risk increase in one arm of the trial, the story became: Estrogen Causes Cancer. Millions of women stopped their prescriptions. Most physicians stopped prescribing.

    What didn’t make the headlines:

    • The absolute risk increase was 0.08 percent (from 4 women per thousand per year to 5)
    • The estrogen-only arm of the same study showed a 23 percent lower rate of breast cancer than the placebo group (a finding that received almost no media attention)
    • WHI investigators themselves have since published corrections clarifying that the findings cannot be applied to younger, healthier women in the perimenopause window

    The book introduces what researchers now call the “timing hypothesis.” Estrogen protects healthy cells; it cannot restore function that’s already been lost. Beginning hormone restoration within ten years of menopause (ideally during perimenopause) yields cardiovascular and neuroprotective benefits that starting later cannot provide. The window is real, and most women aren’t being told it exists.

    Johnson and Claps aren’t arguing that every woman should take hormones. They’re arguing that the widespread provider reluctance rooted in a twenty-year misreading of a flawed study isn’t evidence-based, and that women deserve to know that when they’re making decisions about their own care.

    Is The Great Menopause Myth Worth Reading?

    Read this if you’re in your forties or fifties, feel like the information you’ve been handed about menopause is incomplete, and want an accessible book that connects symptoms to underlying biology rather than treating them as separate problems to manage. Especially useful if you’ve been refused or discouraged from hormone therapy and want to understand the WHI story in full, or if you want a framework that integrates metabolic health and hormone restoration rather than treating them as separate tracks.

    Skip it if you want a single-topic deep dive. For cognitive and Alzheimer’s risk specifically, Lisa Mosconi’s The Menopause Brain goes further and has the neuroimaging data behind it. For a more integrative approach that includes non-hormonal options, Suzanne Gilberg-Lenz’s Menopause Bootcamp is more thorough. Johnson and Claps are comprehensive but not always granular. Some chapters cover a lot of ground quickly.

    One caveat: Johnson and Claps are functional nutritionists and health coaches, not physicians or endocrinologists. That doesn’t invalidate their research synthesis (much of which is more current than what you’ll find in popular physician-authored books). But for clinical decisions around hormone therapy, working with a qualified provider remains essential. The authors say so explicitly, and it’s worth taking seriously.

    Books Like The Great Menopause Myth

    BookAuthorBest For
    The Hormone MythRobyn Stein DeLucaDebunking hormonal hysteria with psychological research
    Menopause BootcampSuzanne Gilberg-LenzIntegrative approach, inclusive of non-HRT options
    The Science of MenopauseLeah KayeClinical deep dive, evidence-first format
    The Menopause BrainLisa MosconiCognitive and Alzheimer’s risk, neuroimaging data
    Unlock Your Menopause TypeHeather HirschIndividualized approach by symptom pattern

  • Eat Like a Girl by Mindy Pelz: Review, Key Ideas & Notable Quotes

    Why This Book Matters

    Most diet advice was designed for men and adjusted for women as an afterthought. The calorie-counting framework, the idea that weight loss is purely a math problem of intake versus output — these were built on metabolic models developed in mostly male research populations, then applied to female bodies that operate on a fundamentally different clock. Women’s bodies are not running on a stable 24-hour metabolic rhythm. They are running on a monthly hormonal cycle that changes what the body needs, how it processes food, and what it stores or burns — every single week.

    Eat Like a Girl is Dr. Mindy Pelz’s case for eating in sync with that cycle. It is the companion volume to her earlier Fast Like a Girl, which established a fasting framework mapped to the menstrual cycle. Where the first book addressed when to eat, this one addresses what to eat — and specifically how food choices should shift based on which hormones are dominant at any given phase. The book’s most important contribution is not any specific food list. It is the reframe: the symptoms women have been told to push through or medicate — the pre-period carbohydrate craving, the post-ovulation bloating, the perimenopausal sleeplessness and weight gain — are not personal failures or inevitable aging. They are hormonal signals pointing toward specific, addressable imbalances.

    Pelz is a chiropractor by training, not an endocrinologist, and that matters when evaluating her scientific claims. But the practical framework she has developed over years of clinical work and an enormous online community of women experimenting with these ideas is genuinely useful, even where the underlying mechanisms are more contested than she acknowledges.

    Core Framework

    The Hormonal Hierarchy

    Pelz organizes hormonal function around a cascade she calls the Hormonal Hierarchy. At the top is oxytocin — the safety, connection, and bonding hormone. Oxytocin suppresses cortisol. Cortisol, when chronically elevated, drives insulin resistance. Insulin resistance disrupts the sex hormones: estrogen, progesterone, and testosterone.

    The practical implication is that any dietary approach that tries to balance sex hormones while ignoring blood sugar and cortisol is treating downstream effects rather than root causes. A woman eating perfectly by macro standards but sleeping five hours a night, working in a high-stress environment, and skipping meals — her cortisol spike from that lifestyle will overwhelm whatever food choices she makes. The hierarchy gives her a framework for understanding why her “clean diet” is not producing the results she expects.

    Blood sugar is the most actionable lever in the hierarchy, and Pelz’s shift away from calorie counting toward glycemic impact is one of the book’s most useful reframes. Every food choice that creates a large glucose spike triggers a compensatory insulin surge. Repetition of those surges leads to insulin resistance. Insulin resistance deranges sex hormone production. Tracking glycemic impact rather than calories changes the entire decision framework — and it produces meaningful metabolic improvements for most women even before cycle syncing is introduced.

    The Fasting Cycle: Four Phases, Two Eating Styles

    The book’s structural core is the Fasting Cycle — a map of the menstrual cycle divided into four phases, each with its own fasting window and eating style.

    Power Phase 1 (Days 1–10): Hormones are low and estrogen is building. The body can tolerate longer fasting windows — 13 to 72 hours — without the cortisol spike suppressing hormonal activity. Eating style: ketobiotic (under 50 grams net carbs from whole plant sources, 75+ grams protein, healthy fats at every meal).

    Manifestation Phase (Days 11–15 / ovulation): Estrogen, testosterone, and a pulse of progesterone all peak simultaneously. This is Pelz’s highest-hormone moment — the time when fasting should be shortest (13–15 hours maximum) to avoid cortisol interference. Eating style: hormone feasting (150+ grams carbs from whole-food sources, emphasis on diverse proteins for full amino acid coverage).

    Power Phase 2 (Days 16–19): Post-ovulation, hormones dip before progesterone rises. The body can return to longer fasting windows. Eating style: ketobiotic, with added emphasis on foods that support estrogen detox — bitter greens, cruciferous vegetables, fermented foods.

    Nurture Phase (Days 20 through the first day of the next period): Progesterone peaks. Progesterone is a calm, restorative hormone, but it requires a low-cortisol environment to do its work. Fasting during this phase raises cortisol and suppresses progesterone. Pelz’s instruction: no fasting, hormone feasting. Carbohydrate cravings during this phase are a hormonal signal, not a willpower failure.

    For women who do not cycle — due to menopause, surgical intervention, hormonal contraception, or cycle loss — Pelz maps the same framework to the moon cycle: new moon as Day 1, full moon as Day 14.

    Key Ideas

    Carb Cravings Are Hormonal Communication

    This is the reframe that stops many women cold the first time they encounter it. The intense desire for carbohydrates in the week before menstruation is not a character flaw. It is progesterone’s way of telling the body it needs more glucose. Progesterone is a hormone that requires carbohydrates to peak appropriately, and the body’s craving is a request — specific, physiologically grounded, and meaningful.

    The relevant question, Pelz argues, is not whether to honor the craving but how. Processed carbohydrates — cookies, crackers, bread — satisfy the craving chemically while delivering excitotoxins (MSG, aspartame, artificial additives) that raise cortisol and directly suppress progesterone. Whole-food carbohydrates — sweet potatoes, bananas, root vegetables, dark chocolate above 70 percent cacao — satisfy the same hormonal need without the cortisol spike. The difference in outcome for a woman’s pre-period experience can be substantial.

    For anyone who has spent years treating their pre-period hunger as a problem to be controlled rather than a signal to be answered intelligently, this reframe is genuinely disorienting in the best possible way.

    The Estrobolome: Why Gut Health Is a Hormonal Issue

    The estrobolome is the specific community of gut bacteria whose job is to break down estrogen and convert it into a format usable by cells. Without a healthy estrobolome, estrogen cannot be metabolized efficiently — and unmetabolized estrogen is stored as fat, particularly in the belly and breast tissue. This connection between gut bacteria and hormonal symptom load is one of the book’s most scientifically grounded sections and one of the most underappreciated ideas in women’s health writing.

    The estrobolome is depleted by a familiar list of modern factors: antibiotics (in medications and food), birth control pills, alcohol, highly processed diets, and environmental pollutants. This means that many of the hormonal symptoms women attribute to “estrogen dominance” or “low estrogen” may actually reflect impaired estrogen metabolism — a problem addressable through the gut rather than through prescription hormones.

    Pelz’s rebuild protocol is the Three Ps: probiotics (raw fermented yogurt, kefir, sauerkraut, kimchi, miso, tempeh), prebiotics (garlic, onions, leeks, asparagus, dandelion greens, flaxseed, chicory root), and polyphenols (dark chocolate, berries, cloves, green tea, olives, flaxseed meal, artichokes). The three categories work synergistically: probiotics introduce new beneficial strains, prebiotics feed and strengthen existing bacteria, and polyphenols specifically regrow the hormone-metabolizing strains of the estrobolome.

    Ketobiotic Eating: Modified Keto That Keeps the Plants

    Pelz’s ketobiotic approach is worth distinguishing from conventional ketogenic diets, because it departs from keto in the one way that matters most for long-term adherence and hormonal health. Standard keto eliminates or severely restricts all carbohydrates, including from vegetables and fruit. Ketobiotic keeps net carbohydrates at or below 50 grams per day but draws all of those carbohydrates from whole plant sources: leafy greens, cruciferous vegetables, berries, kiwi, cantaloupe, avocado.

    The practical difference is substantial. A ketobiotic plate is built around vegetables with protein and healthy fat — not around bacon and cheese. The fiber and phytonutrients in those vegetables directly support the estrobolome (Rule 2) and the liver’s hormone detoxification function (Rule 3). A conventional ketogenic diet, despite producing insulin sensitivity improvements, can deplete the gut microbiome and impair estrogen metabolism if it is not also rich in plant foods.

    Pelz’s protein target of 75 grams minimum per day — scaling up to 1 gram per pound of ideal body weight for muscle building — is consistent with emerging research on protein requirements for women, particularly perimenopausal and post-menopausal women at risk of muscle loss. More muscle means more insulin receptor sites, better glucose utilization, and reduced fat storage. This is one of the areas where the book’s guidance aligns well with mainstream evidence.

    Alcohol and the Menopausal Liver

    Pelz makes a point about alcohol that is clinically important and not often stated directly enough: alcohol temporarily halts the liver’s ability to metabolize hormones. Not impairs — halts. While the liver is processing alcohol as the toxin it is, it is not breaking down estrogen, progesterone, cortisol, or thyroid hormones. Once the alcohol is cleared, it resumes. The problem is the timing.

    For perimenopausal women already experiencing declining progesterone and rising anxiety, the nightly glass of wine to take the edge off is almost certainly making the underlying hormonal situation worse. The anxiolytic effect of the alcohol is real and short-term. The suppression of hormone metabolism during the liver’s detox window, night after night, compounds the very anxiety it is being used to address. Pelz’s suggested maximum for perimenopausal and post-menopausal women is two drinks per week. For many of the women this book targets, that number is substantially lower than their current intake.

    Menopause as Navigation, Not Deficiency

    The book’s most valuable section for its primary audience is the chapter on menopause and the guidance for women who no longer cycle. Rather than framing menopause as a hormone deficiency requiring replacement, Pelz frames it as a navigation challenge: the body is shifting its primary hormone production site from the ovaries to the adrenal glands, and symptoms reflect how well or poorly that transition is supported by lifestyle.

    The symptom-mapping framework is specifically useful: hot flashes, night sweats, vaginal dryness, cognitive changes, and bone loss indicate declining estradiol and call for more ketobiotic days. Insomnia, anxiety, breast tenderness, increased hunger, and difficulty fasting indicate declining progesterone and call for more hormone feasting days and less fasting. For a post-menopausal woman whose symptoms shift week to week, this gives her a decision framework that is responsive to what her body is signaling rather than fixed to a protocol designed for a body that no longer applies.

    Notable Quotes

    “Your hormones are not a negative part of your humanness; they are your superpowers. The fact that you can be happy one moment, then crying the next is part of your authentic feminine nature. Your hormonal landscape is intricate and sophisticated.” — Chapter 7

    One of the book’s most direct challenges to the cultural framing of hormonal variability as pathology. Pelz is making a structural argument: emotional range is hormonal information, not disorder.

    “One reason so many women are experiencing a dysregulation in their metabolic systems is because they’ve been trained to count calories to lose weight. A low-calorie diet can still create mayhem in your metabolic system. Focusing on blood sugar puts not only your metabolic system back into harmony but it can also calm a raging nervous system and regulate even the craziest of hormonal challenges.” — Chapter 1

    The foundational reframe. Caloric deficit is insufficient as a metabolic model for women because it ignores the hormonal cascade triggered by blood sugar spikes.

    “Belly fat is a huge burden for many women, especially menopausal women… Perhaps the worst part about belly fat is that you can’t diet or exercise your way out of it. That’s because this is one of the areas where your body stores all the excess hormones it can’t metabolize and detox out of you, especially cortisol and estrogen.” — Chapter 3

    This repositions belly fat as a hormone storage and metabolism problem rather than a caloric surplus problem — which changes both the intervention and the self-blame calculus for women who have tried everything and not moved it.

    “When you drink, you temporarily halt your liver’s ability to metabolize hormones. Once your liver has cleared the alcohol, it will go back to the business of breaking down hormones. Where I see this challenging women the most is during their perimenopausal years.” — Chapter 3

    A clinically useful point that is rarely stated this directly in popular health writing. The nightly glass of wine is not a neutral coping tool for hormonal anxiety — it is actively compounding the problem.

    “The carbohydrate cravings many women experience during the Nurture Phase are not a failure of willpower. They are a hormonal signal that your body needs more glucose and a wider range of amino acids to support rising progesterone.” — Chapter 8

    The single most useful reframe in the book for the specific experience of pre-period hunger. The craving is not a character problem. It is a hormonal request.

    “If you learn to eat like a girl — in a way that helps you produce, metabolize, and detox your hormones — you will find yourself living in a body you love.” — Chapter 3

    The book’s organizing promise. Worth holding alongside the critical note: for women with access to a cycle, specific food sensitivities, and the capacity to track and experiment, this promise is meaningfully achievable. It is overstated as a universal outcome.

    “The estrobolome is the specific community of gut bacteria whose job is to break down estrogen. Without these key microbes, estrogen can’t get reformatted for cellular use.” — Chapter 3

    The concept that most readers will not have encountered before and that has the most immediate practical implications — particularly for women who have had significant antibiotic exposure, years on oral contraceptives, or a history of highly processed eating.

    Who Should Read This

    This book is most useful for cycling women between roughly 30 and 55 who have already tried conventional dietary approaches and found them inadequate — women whose bodies seem to behave unpredictably in ways that calorie counting does not explain, and who want a framework that accounts for the monthly variation they are actually experiencing.

    It is particularly well-suited for perimenopausal women (roughly ages 40–55) who are dealing with new or worsening symptoms — weight gain that will not move, sleep disruption, anxiety, mood volatility, brain fog — and who want a lifestyle-based framework to explore before or alongside conversations with a healthcare provider about hormone therapy.

    Women on hormonal contraceptives will find the book less immediately applicable, since their natural cycle is suppressed, though Pelz’s general nutritional principles and food quality guidance are valuable regardless of cycle status.

    Women primarily dealing with disordered eating, binge eating, or a history of restriction-driven cycles should approach this book with caution. The framework is not designed for these dynamics, and the emphasis on food quality, fasting, and phase-based restriction could compound existing difficulties without the right support in place. The books in this library better suited to that work include Intuitive Eating, Breaking Free from Emotional Eating, and The DBT Solution for Emotional Eating.

    Related Books

    • Fast Like a Girl — Mindy Pelz: The companion volume on when to eat and fast across the cycle. Essential reading alongside this one; the two books form a complete framework.
    • Intuitive Eating — Evelyn Tribole and Elyse Resch (review on ExcessMatters): The framework most in tension with Pelz’s structured approach. For women whose relationship with food involves restriction history, intuitive eating principles are a necessary counterweight to any protocol-based system.
    • Eat, Drink, and Be Healthy — Walter Willett (review on ExcessMatters): More rigorous evidence base for nutritional guidance. A useful companion for readers who want the research foundation under Pelz’s recommendations.
    • Bright Line Eating — Susan Peirce Thompson (review on ExcessMatters): Another structured eating framework that also dismisses calorie counting in favor of a metabolic reframe. Thompson addresses food addiction neuroscience; Pelz addresses hormonal rhythm.
    • Breaking Free from Emotional Eating — Geneen Roth (review on ExcessMatters): For readers whose primary relationship with the pre-period carbohydrate craving is emotional and shame-based rather than physiological, Roth is the more important starting point.

  • Women, Food, and Hormones by Sara Gottfried: Summary, Key Ideas & Review

    Book in one sentence: Keto was designed for men. This is the version built for how women’s hormones actually work.

    What Is Women, Food, and Hormones About?

    Picture this: you and your husband go on the same diet. Same meals, same macros, same commitment. He loses twelve pounds in ten days. You gain two, feel brain-fogged, and quietly blame your own willpower. Gottfried calls this the Keto Paradox, and her core argument is that it isn’t a personal failure. It’s a design flaw in the diet itself.

    Sara Gottfried is a Harvard-trained OB-GYN with 25 years in clinical practice and several previous books (including The Hormone Cure and Brain Body Diet). She’s also, by her own account, a former keto refugee who gained weight on the classic protocol before eventually redesigning it for her own hormonal biology. What’s in this book is the result of those experiments (on herself first, then on hundreds of patients).

    The argument she builds is narrow but solid: the ketogenic diet was developed, tested, and refined primarily on men. Decades of nutrition research excluded female subjects entirely. Dietary prescriptions shaped by that research get applied to women wholesale, without accounting for estrogen cycling, cortisol sensitivity, thyroid function, or the gut bacteria that clear estrogen from the body. Gottfried’s solution isn’t to abandon keto. It’s to fix it for the body that was left out of the original equation.

    Why Does Keto Work for Him and Not for You?

    Gottfried names the specific mechanisms here, which is where the book earns its keep. It’s not that women are just “different” in some vague way. There are four concrete failure modes when women follow classic keto.

    Cortisol spikes. Carbohydrates help regulate the HPA axis (your stress-response system). Cut them completely and many women’s cortisol rises, storing fat rather than burning it. Men don’t experience this the same way because their HPA axis responds differently to carb restriction.

    Thyroid suppression. Aggressive carb restriction can block the conversion of inactive T4 into active T3, the thyroid hormone your metabolism actually uses. The result looks like standard hypothyroid symptoms: fatigue, hair loss, cold hands, slowed weight loss. Women are more vulnerable to this than men are.

    Estrogen recirculation. Here’s the one most keto guides completely miss. Your gut houses a community of bacteria called the estrobolome (their job is to metabolize estrogen so it can be excreted). They need fiber to do that. Classic keto crashes dietary fiber to around 6 grams per day; Gottfried considers 25 grams the floor. When the estrobolome is starved, estrogen gets reabsorbed rather than cleared, and the result is estrogen dominance: weight gain, PMS amplification, breast tenderness, mood swings.

    Inflammation from saturated fat. Some women respond to high saturated fat intake with elevated CRP (a marker of inflammation), driven by differences in gut microbiome composition and how estrogen receptors interact with dietary fat. This doesn’t happen in everyone, but it’s a real pattern that classic keto doesn’t account for.

    “The ketogenic diet has mostly been studied in men and works quite well for them. Women, on the other hand, tend not to do so well on this diet. A man and a woman can go on an identical keto diet and get completely different results.”

    None of these are willpower problems. They’re predictable consequences of applying a male-derived protocol to a female body.

    The Four Hormones That Drive Weight Loss (or Block It)

    Gottfried organizes female metabolism around four hormonal levers. Insulin is the master lever. When it’s chronically elevated, it suppresses every other fat-burning signal in the body, blocks growth hormone, disrupts thyroid conversion, and parks fat preferentially in the visceral (abdominal) region. Her clinical targets are specific: fasting insulin below 5 mU/L, fasting glucose at 70-85 mg/dL, HbA1c below 5.4%.

    The patient case she uses to illustrate this is worth understanding. A 38-year-old woman (Melissa) came in 30 pounds overweight, with borderline thyroid dysfunction alongside insulin resistance. After completing the Gottfried Protocol, which addresses insulin first, her thyroid function improved without any thyroid-specific treatment. The hormones weren’t separate problems requiring separate solutions. They were one tangled system with one primary entry point.

    Cortisol is the second lever, and it’s where most women’s keto attempts unravel. Women are twice as likely as men to experience chronic stress, anxiety, and depression, which means they’re starting from a higher cortisol baseline. Add aggressive fasting or hard carb restriction to that, and cortisol climbs further. Gottfried’s fasting protocol ramps gradually (12:12 to 14:10 to 16:8) to avoid the cortisol spike that sudden OMAD or extended fasting triggers.

    Testosterone gets its own chapter because most women don’t know they have it in meaningful amounts. It’s actually the most abundant biologically active hormone in women (more abundant than estrogen), and it declines steadily from age 20, reaching about half its peak by 40. Low testosterone shows up as muscle loss, fatigue, joint pain, passive mood, and difficulty maintaining weight. One finding that’s genuinely counterintuitive: both caffeinated and decaffeinated coffee lower testosterone in women. The opposite is true in men. Eliminating coffee is among Gottfried’s first recommendations for women with these symptoms.

    Growth hormone rounds out the four. It declines 1-3% per year after age 30, and the decline accelerates with every lifestyle stressor (sugar, poor sleep, stress, sedentary behavior). Women are positioned to recover GH quickly because they produce it in more frequent pulses than men, and anaerobic exercise triggers a disproportionately large GH response in women. A 24-hour fast raises GH by approximately 1,300% in women. Even a 14-16 hour overnight fast produces meaningful elevation. GH is produced primarily in the first 3-4 hours of sleep, which makes sleep quality a direct metabolic lever.

    What Is the Gottfried Protocol?

    The protocol runs four weeks, structured sequentially so each phase sets up the next.

    Week 1: Detox before ketosis. The most unusual element. Gottfried’s rationale: environmental toxins (BPA, glyphosate, endocrine disruptors she calls “obesogens”) are stored in fat cells. When fat burns, they’re released into the bloodstream. Without active liver and gut support, those liberated toxins drive inflammation and contribute to weight regain. Week 1 front-loads cruciferous vegetables, high fiber, MCT oil, and magnesium. Overnight fasting starts at 12-14 hours on non-consecutive days, so the longer fasting window later doesn’t arrive as a shock.

    Days 8-28: Full implementation. The macro formula differs from classic keto in ways that matter. Classic keto runs roughly 10% carbs, 20% protein, 70% fat. The Gottfried Protocol uses a 2:1 ratio (2 grams of fat per 1 gram of combined carbohydrate + protein), with net carbs at 20-25 grams and protein kept deliberately modest at 50-75 grams. The lower protein cap prevents gluconeogenesis from breaking ketosis. Daily ketone testing (goal: 0.5-3.0 mmol/L) replaces vague adherence with actual measurement. Fasting extends to 16:8.

    Day 29 onward: Transition. Net carbs are reintroduced in 5-gram increments every three days while continuing to track ketones. This process finds each woman’s personal carbohydrate threshold (the amount she can eat while staying in mild ketosis). That number is different for every woman and can’t be found any other way. One patient in the book stabilized at 60 grams of net carbs per day, far more than the implementation phase allows, and lost 39 pounds across several protocol cycles.

    Integration: Ongoing. The protocol is designed as a repeatable metabolic reset, not a one-time intervention. Re-enter it when symptoms return, weight climbs more than 5 pounds, or sugar cravings resurface.

    Two sections in the troubleshooting chapter are worth flagging for anyone mid-protocol. Gottfried lists nine plateau-busters in priority order: resistance training first, then food weighing to catch portion creep, L-carnitine, cold exposure, dropping carbs further, and extending the fasting window. She also names seven common derailment patterns (excess calories from calorie-dense fats, alcohol, slow thyroid or adrenal function, constipation, inability to sustain ketosis, severe carb intolerance, and what she calls the “F*ck Its”). Each pattern has a mechanical fix, which keeps women from abandoning the protocol when what they actually need is a small adjustment.

    Is Women, Food, and Hormones Worth Reading?

    Read this if you’ve tried standard keto, followed it closely, and either saw no results or felt worse (more tired, more brain fog, more cravings). Also worth reading if you’ve watched a male partner lose weight effortlessly on the same plan you were both following and never got a coherent explanation for why. The estrobolome section alone is worth the price of admission for anyone with estrogen dominance symptoms (PMS, breast tenderness, bloating, mood swings) that their doctor has chalked up to “just hormones.”

    Skip it if you already have a solid grounding in female metabolic health and are looking for new research rather than a clinical protocol to follow. The conceptual content (the Keto Paradox, the estrobolome, the cortisol-fasting interaction) will be familiar to anyone coming from functional medicine. The four-week protocol itself is still useful, but the book’s value is highest for readers encountering this framework for the first time.

    One honest caveat: the protocol requires real investment. Daily ketone testing, food weighing, macro tracking, a 10-supplement stack during active phases, and ideally lab work. Gottfried doesn’t clearly prioritize which elements matter most when you can’t afford all of them, which is a gap for women with limited time or money. The case studies lean heavily toward 20-39 lb losses, but non-responders and cases requiring adjustment are underrepresented. That’s a fair criticism of a book that otherwise does a genuinely good job explaining why the thing that worked for your husband didn’t work for you.

    Books Like Women, Food, and Hormones

    BookAuthorBest For
    Fast Like a GirlMindy PelzWomen who want fasting protocols mapped to their hormonal cycle across the full month
    Hormone IntelligenceAviva RommA botanical and integrative medicine approach to the same hormonal themes, useful counterpoint to Gottfried
    The Hormone FixAnna CabecaKeto-alkaline hybrid approach for perimenopause and menopause; overlaps with Gottfried on insulin and estrogen
    Eat to Thrive During MenopauseMia HuberPractical nutrition guidance for the menopause transition
    The Menopause Diet PlanHillary WrightRegistered dietitian’s take on eating for hormonal health through menopause