Episode 15: The Real Case for Organ Supplementation in Your Next Era
Every wellness podcast has told you about adaptogens.
Almost none have told you about liver.
Sara makes the science-forward case for organ nutrition as the missing category in women's wellness.
A women-first translation of the most nutrient-dense food on the planet, in a form a woman actually wants on her counter.
Topics covered: why beef liver does sixteen jobs at once, the heme iron absorption advantage, why the nutrient matrix matters more than milligrams, how freeze-drying preserves the bioactivity that cooking destroys, why slippery elm and yarrow belong alongside organ nutrition, and what to actually do with all of this whether you eat meat or not.
Key Takeaways
A single 3 oz serving of grass-fed beef liver provides around 5 to 6 milligrams of heme iron, around 70 micrograms of B12, a full daily dose of retinol, plus choline, copper, zinc, selenium, B vitamins in their natural ratios, and a protein matrix your body recognizes.
Heme iron from animal foods absorbs at 15 to 35 percent. Non-heme iron from plants absorbs at 2 to 20 percent. The gap is a biological fact, not a marketing claim.
Your body uses nutrients in synergy, not isolation. Vitamin A needs zinc. Iron needs copper. B vitamins work as a family. Whole-food nutrition delivers the matrix your body has been assembling from animals for as long as there have been human bodies.
Micronutrient status and sex steroid hormones are directly linked. B6 affects estrogen metabolism. Zinc and copper cofactor thyroid hormone synthesis. Iron is required for T4 to T3 conversion.
Freeze-drying preserves 90 to 97 percent of original nutrient content. Older organ supplements were often heat-dried and underperformed whole organ meat. Freeze-dried, grass-fed, pasture-raised is the form that carries the promise.
Slippery elm and yarrow pair with organ nutrition to soften its traditional roughness on the gut. BioPerine black pepper extract raises absorption. The synergy is the point.
Research Mentioned
This episode is an educational translation of the following peer-reviewed research. Click any citation to read the original paper.
1. Cervoni B, Pataky Z, Golay A, et al. "Sex Steroid Hormones and Their Links With Micronutrient Status." Frontiers in Endocrinology, 2022. doi:10.3389/fendo.2022.924338 https://www.frontiersin.org/articles/10.3389/fendo.2022.924338/full
2. Harvard T.H. Chan School of Public Health. "Iron · The Nutrition Source." Reference resource on heme vs. non-heme iron absorption. https://nutritionsource.hsph.harvard.edu/iron/
3. "Trace Minerals and Female Fertility Outcomes." PubMed, 2024. PMID 39125376. https://pubmed.ncbi.nlm.nih.gov/39125376/
4. Nowak D, Jakubczyk E. "The Freeze-Drying of Foods: The Characteristic of the Process Course and the Effect of Its Parameters on the Physical Properties of Food Materials." Molecules, 2020. PMC7603155. https://pmc.ncbi.nlm.nih.gov/articles/PMC7603155/
5. Ma Y, et al. "Effects of Drying Methods on Nutrient Retention in Animal Tissue." PMC5936978. https://pmc.ncbi.nlm.nih.gov/articles/PMC5936978/
6. Kabeer S, et al. "Dehydration and the Preservation of Bioactive Compounds in Nutrient-Dense Foods." PMC9998808. https://pmc.ncbi.nlm.nih.gov/articles/PMC9998808/
7. "Yarrow (Achillea millefolium) Review of Traditional and Modern Uses." Heliyon, 2023. doi:10.1016/j.heliyon.2023 (S2405844023100491) https://www.sciencedirect.com/science/article/pii/S2405844023100491
8. Medical News Today. "Slippery elm: Benefits, uses, and side effects." Reference resource on mucilage and digestive support. https://www.medicalnewstoday.com/articles/slippery-elm
9. "Nutritional Interventions for Female Fertility." PubMed Central, PMC12343174. https://pmc.ncbi.nlm.nih.gov/articles/PMC12343174/
10. "Organ Meat Nutrient Density and Bioavailability." PubMed Central, PMC11435426 and PMC11174546. https://pmc.ncbi.nlm.nih.gov/articles/PMC11435426/ https://pmc.ncbi.nlm.nih.gov/articles/PMC11174546/
Links Mentioned
Hormones & beef organs: sarenova.com/digest/how-to-naturally-balance-your-hormones-with-beef-organ-superfoods
Do I need beef organs?: sarenova.com/digest/i-eat-healthy-and-take-a-probiotic-do-i-really-need-beef-organs
Freeze-dried bioactivity: sarenova.com/digest/the-bioactive-superiority-of-freeze-dried-beef-organs
Herbs + organs synergy: sarenova.com/digest/why-herbs-and-organs-work-better-together
Organ nutrition for immunity: sarenova.com/digest/your-daily-shield-organ-nutrition-for-immunity
Sarenova Founding Member waitlist: sarenova.com
Wild is Wise podcast archive: wildiswise.com
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Every wellness podcast you've ever listened to has probably told you about adaptogens. Ashwaganda for stress, Rishi for sleep, Maka for hormones. If you spent any time in the wellness aisle, you already know the names. Some of it works, some of it does not. I'm here to talk to you about a category of food that has fed humans for longer than any adaptogen in your cabinet, and that almost nobody in women's wellness will talk to you about seriously. Because the category got coated mail about 10 years ago. It picked up a lot of hunter aesthetic, and women walked right around it. It is organ nutrition. And today we're gonna dive into it. Welcome to Wild is Wise. I'm Sarah Estes, a former private investigator who ditched the high stress legal life after a major health crisis. I rebuilt my health from the ground up through nutrition and functional medicine. And now I'm here to uncover the truth about women's wellness and translate it so you can make informed decisions about your health. On this podcast, we break down women's nutrition and physiology with real research and actionable tips. And here's the core philosophy: what's found in nature is often exactly what our biology is wired to thrive on. We get nerdy with the science, but keep it practical for everyday life. If you're ready to understand what your body actually needs, you're in the right place. As always, this podcast is educational, not medical advice. Please talk to your healthcare provider before making any changes. Let's jump in. Here's the first thing I want you to notice. When you read the ingredients on a panel on a trendy women's supplement, it usually has a short list of isolated nutrients: methylated B12, iron bisglycinate, a B complex, maybe a probiotic blend, maybe a plant-based adaptogen. Each item is there to do one job. Beef liver does 16 jobs at once. A single three-ounce serving of grass-fed beef liver provides around five to six milligrams of heme iron, which is a real chunk of a woman's daily target. It provides around 70 micrograms of B12, which is more than a dozen times the daily value. It provides enough preformed vitamin A in the form called retinol to cover the daily requirement many times over. Retinol is the direct use form of vitamin A, meaning your body uses it without having to convert it from something else first. That same serving also provides choline, folate, copper, zinc, selenium, riboflavin, niacin, and coQ10, plus a protein matrix your body recognizes from inside of its own cells. 16 essential nutrients, roughly in one food in one serving. That is what the food is. Nutritional biochemists have called beef liver the most nutrient-dense food on the planet for decades. They have no reason to care about supplement marketing, and they are correct. Here's what the research is starting to catch up on. The form of these nutrients and the matrix they show up in changes how much of them your body can actually use. Take iron. There are two forms of dietary iron. Heme iron is the form found in animal foods. Non-heme iron is the form found in plants. Your body absorbs heme iron at roughly 15 to 35%. Non-heme iron absorbs at closer to 2 to 20%. The Harvard School of Public Health has a full breakdown of this on their nutrition source site. For a woman who's menstruating, perimenopausal, postpartum, or in the middle of a demanding phase of life, that absorption gap carries real weight. It often marks the difference between feeling steady and running on fumes. Or take B12. The B12 in animal foods is bound to a protein your gut was specifically designed to release and absorb. Flip most supplement labels, and the B12 inside is a lab-made version instead. You'll see a name like cyanocobalamin or methylcobalamin. Those are both real B12, and some women absorb them fine, but some do not. The B12 in beef liver arrives in the form your body has been using for as long as there have been human bodies. No lab step required. And then there's choline. Nobody talks about choline. It is the nutrient that builds cell membranes. It carries the fat out of the liver and supports memory and mood. The vast majority of women do not meet the adequate intake of choline. This has been documented across multiple national nutrition surveys for more than a decade, and it rarely makes the news. Beef liver is one of the richest dietary sources on earth. Here's the thesis of this episode: your body does not use nutrients in isolation. Your body uses nutrients in synergy. Vitamin A needs zinc to do its job, iron needs copper to be transported. B vitamins work as a little family, not isolates. When you hand your body beef liver or beef organs, you're handing it the whole matrix, arranged the way biology has been arranging it since before agriculture. And that matters especially for women. There's a paper in Frontiers of Endocronology, the hormone research journal from 2022, and it's titled Sex Steroid Hormones and Their Links with Micronutrient Status. It lays the case out pretty clearly. Micronutrients are not just fuel, they're regulators. Vitamin B6 plays a direct role in how your body processes estrogen. Zinc and copper are essential helpers in making thyroid hormone. Iron is required to turn the storage form of the thyroid hormone, that's called T4, into the active form that your cells actually use. That's called T3. Magnesium, selenium, trace materials, they feed egg cell development and help your hormone receptors respond properly. When you're short on these nutrients, your hormones will not behave the way you want them to. Your hormones settle when the cofactors they run on are in reach. When zinc and iron and the B vitamins run low, the endocrine system gets quieter, and so do you. Zinc is one of the clearest examples of this for women over 40. Zinc is required for thyroid hormone synthesis and for that conversion of inactive thyroid hormone into the active form that your cells actually use. So that process of going from T4 to T3. Nutritional biochemistry literature is consistent on this. When zinc is low, thyroid function gets quieter even if your TSH looks fine on a standard panel. This is exactly the pattern that lands a woman in her doctor's office, being told that her thyroid is normal when she does not feel normal. Zinc is concentrated in beef liver alongside copper in roughly the ratio that your body looks for. And you cannot easily engineer that ratio from a multivitamin. A 2024 review indexed on PubMed looked at exactly this question across the trace mineral data, and the pattern that came out was that whole food sources consistently outperformed isolated supplementation for keeping zinc and copper balanced in the way that the thyroid actually needs. If you want that specific citation, it's in the show notes, which you can find linked in this specific episode description. This is where I want to tell you about something personal. A few years ago, I was in a pretty hard stretch in my life after a long season of medical interventions that had not gone well. Nothing my doctors suggested was moving the needle for me. So I finally worked with an incredible nutritionist who took a whole body look at what my body had been through. And she put me on beef organ supplements as part of a bigger protocol. Now, I did not have the science for it at the time. I took them because I trusted her, and my body responded in a way that it had not responded to any of the prescriptions or tests that I had been handed. I've spent the three years since then reading the research and trying to understand why. This episode and this whole podcast and Sarenova, all of that is what the research gave me. You might be listening to this and thinking, I already take a probiotic, I already eat salad, I eat pretty clean. Do I really need this? That's a fair question. Here's the honest answer. A probiotic supports the gut environment. It does not deliver the raw materials your body uses to build red blood cells, hormones, or immune cells. An isolated iron supplement delivers iron, and your gut often complains about it. And it doesn't come with the cofactors iron needs to actually land where it's needed. A plant-based prenatal gives you folic acid, but not in the form every woman's body can actually convert into what the cells use. A salad, beautifully, gives you fiber and phytonutrients, the plant compounds that do a lot of good work, plus magnesium. It does not give you heme iron. Heme iron only exists in animal foods. Biological fact, not a marketing claim. The isolated supplement model treats your body like a machine that needs six parts delivered one at a time. The whole food model trusts that your body has been assembling these nutrients from whole animals for as long as there have been women. The research is trending back toward the second model faster than wellness culture realizes. Here's a part of the story that most people miss. Cooking is brutal on the nutrients you came for. Heat degrades B vitamins, it destroys a portion of vitamin C, it breaks down delicate peptides, it oxidizes fat-soluble vitamins. If you have ever dried an herb in a dehydrator and noticed the color fade, you've watched nutrient loss in real time. Freeze drying, on the other hand, is different. Freeze drying removes water at a very low temperature, which preserves the structure of heat-sensitive compounds. That's why a freeze-dried beef liver supplement might be more beneficial than a cooked piece of beef liver. The food science literature is consistent on this, across studies going back to 2020 and continuing to publish through last year. Freeze-dried organs like beef liver, beef intestine retain roughly 90 to 97% of their original nutrient content. Protein structure, B vitamins, enzymes, peptides, and fat-soluble vitamins all survive in a form much closer to their natural state. I'm dropping three specific papers in the show notes so you can read them directly. Food science, molecules, and the review literature indexed in PubMed Central. The research is solid and accessible. This matters a lot because a lot of the older generation of organ supplements were heat-dried. They looked like organ meat in a capsule, they did not deliver what whole organ meat delivers. Freeze-dried, grass-fed, and sourced from pasture-raised animals is the form that actually carries the promise. Now, the other side of the formulation question: if organs are so dense, why not just take them straight? Because for a lot of women, straight organ supplementation is rough on the stomach. This is the category's biggest honest criticism, and the reason it has historically stayed in the masculine coded corner of wellness. The men who've been buying the legacy organ brands for the last decade mostly don't mind taking a handful of dense capsules alongside a steak and not feeling great for an hour. A lot of women do mind, and they should. So the better formulation question is this What pairs with organ nutrition to make it gentler on the gut without diluting the nutrient density? Answer that traditional herbalism has been giving for centuries is slippery elm and yarrow. Slippery elm bark contains a compound called mucilage. It's a soluble fiber that turns into a soothing gel when it meets water in your gut. Slippery elm has been used traditionally for this purpose for centuries, and the modern research continues to support that use for coating and calming the digestive tract. Medical News Today has a plain language summary of the current literature that, again, I'll link it in the show notes if you want to dive deeper. Now, Yarrow is the lesser-known one. Yarrow helps calm cramping in the gut. The technical term for this is antispasmodic. A 2023 review in the journal Helion cataloged this effort across a dozen studies. It supports smoother digestion and less gut tightness. And then there is black pepper extract, specifically the branded form called biopyrine. The active compound in black pepper is called piperine. It's been studied across multiple human trials for its effect on how well your body absorbs other nutrients. Researchers call this bioavailability, which just means how much of what you swallow actually makes it into your bloodstream. When paired with fat-soluble vitamins and herbs, pipirine raises that number meaningfully. The synergy here is the thing. Organs deliver the raw materials, slippery elm and yarrow create the gut environment where those materials can actually be absorbed. And black pepper extract raises the absorption ceiling even further. Each ingredient is carrying its own weight, and together they form a formula your body is set up to use. One more lens before I wrap. Your immune system is one of the most nutrient-dense systems in your body by design. It rebuilds cell by cell every single day, whether you're sick or not. That daily rebuild runs on the same nutrients we've been talking about the whole episode. Vitamin A for the barriers that line your nose, mouth, and gut, zinc for switching immune cells on, copper for helping iron travel through your bloodstream, B vitamins for the energy your immune cells need to do their job, and iron for oxygen delivery. All of those nutrients are concentrated in liver arranged in a matrix your body recognizes. If you are the woman whose immune system has felt a little thinner lately, whose recoveries are slower, who catches the thing her kids catch every single time, this is part of the conversation. Not the only part, but a very real part. So what do you actually do with all of this? First, if you eat meat, consider getting actual beef liver into your week. Once a week, a few ounces from a grass-fed source. Chimichuri helps, bacon helps. If that sounds like a hard no, do not push yourself into a food you dread. There is a reason supplements exist, and that is why I love them so much. Second, if supplementation is the form that fits your life, look for the specifics. Grass-fed, freeze-dried, third-party tested, a real certificate of analysis per batch, paired with gut supportive botanicals so that that dense nutrient payload lands softly. And you want to make sure that it's formulated in a dose that fits a daily ritual, not a shelf chalk full of bottles. Third, pair what you take with how your body actually uses it. Iron absorbs better with vitamin C, and you don't need a supplement for that. A squeeze of lemon, a slice of orange, a few strawberries, a glass of the real orange juice you used to keep in the fridge as a kid. Any of those you could take alongside your capsule. Fat-soluble nutrients absorb better with a meat that contains fat. So a breakfast with eggs or butter on toast or avocado is a better moment for the capsule than a fasted one. And you may want to avoid stacking calcium-heavy foods or drinks directly alongside an iron forward capsule, which means no latte timing, no calcium supplement alongside. Consider waiting about an hour for that. And fourth, give it time. Nutrient density works on a different timeline than stimulation. You're not going to feel a jolt in the afternoon. You are going to notice, maybe at the six-week mark, at the 90-day mark, that something in your steadiness has shifted. These are the kinds of shifts women describe, not guarantees, and they take time. The 3 p.m. crash that used to need a coffee may not arrive. The hair that was falling out may be less. Your cycle, if you're still having one, may feel less punishing. Your gut may get calmer. You may climb that flight of stairs without the breath catch. That kind of shift is what nutrient density feels like. It's quiet, it's compounding, it's hard to photograph, but it is very real. This is what I built Formula No. 06 to be: grass-fed beef liver and beef intestine for nutrient density, slippery elm and yarrow to calm the gut, black pepper extract to raise the absorption ceiling, just one capsule with a meal twice a day. The weightless is open at seranova.com, and founding member pricing is locked for life. For life for anyone who joins before launch. The real case for organ supplementation for women is simpler than the wellness industry has made it. This is the category of food women's bodies have been running on since long before agriculture. The nutrient matrix is real, the absorption story is real, the synergy with gut-soothing herbs is real. The isolated nutrient model has been under delivering this whole time, and the research is finally catching up. The research is consistent. Our biology is not new. The story has just been told in the wrong register for the last 10 years. All right, that is it for this episode of Wild is Wise. Thank you as always for being here and for listening. I hope this information was helpful and useful for you. If this episode gave you a new way to think about what you've been taking in terms of supplements and what you might want to take instead, share it with a friend who's still trying to out adaptogen her exhaustion. She is exactly who this is for. Until next time, stay wild, stay wise. I'll see you next week.
Frequently Asked Questions
Q: Why are organ supplements better than isolated vitamins?
Organ meats like beef liver deliver essential nutrients in the matrix your body evolved to use, not as isolated compounds. A single serving of beef liver contains heme iron, preformed vitamin A, B12, folate, choline, copper, zinc, and selenium together with the cofactors needed for absorption. Isolated supplements deliver one nutrient at a time. Your body uses nutrients in synergy, so the whole-food matrix consistently outperforms stacked isolates for bioavailability.
Q: What is heme iron and why does it matter for women?
Heme iron is the form of iron found only in animal foods such as beef, liver, and shellfish. Your body absorbs heme iron at 15 to 35 percent. Non-heme iron from plants absorbs at 2 to 20 percent. For women who menstruate, are postpartum, are perimenopausal, or are depleted from years of subclinical iron loss, that absorption gap is significant. The Harvard School of Public Health nutrition source details this well.
Q: Are freeze-dried organ supplements better than heat-processed ones?
Yes. Freeze-drying preserves 90 to 97 percent of the original nutrient content in organ meat. Heat drying and cooking degrade B vitamins, oxidize fat-soluble vitamins like vitamin A, and break down delicate peptides. Freeze-drying removes water at a low temperature so the nutrient matrix stays intact. This is the form of organ supplementation that actually delivers what whole organ meat would deliver.
Q: Why are slippery elm and yarrow paired with beef organs?
Slippery elm contains mucilage, a soluble fiber that coats and calms the digestive tract, supporting nutrient absorption. Yarrow has antispasmodic activity documented across multiple recent reviews. Pairing these traditional botanicals with dense organ nutrition addresses the category's historical roughness on some women's stomachs, without diluting the nutrient density. Black pepper extract (BioPerine) further raises bioavailability.
Q: Do I still need a multivitamin if I take organ supplements?
Formula No. 06 consolidates several supplement jobs into one daily capsule: heme iron, bioavailable B12, choline, copper, zinc, retinol, and gut support. Many women find they can reduce or replace several supplements with a whole-food organ supplement plus a good omega-3. Your own needs depend on diet, lab values, and life stage. Always welcome to share the ingredient panel with your own practitioner.