Herbalism Articles: Traditional Practice, Primary Research
I'm Ivy Ham, a certified clinical herbalist. Every article in this library combines traditional practice from Western herbalism, Ayurveda, and Traditional Chinese Medicine with primary research you can check for yourself.
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Are Essential Oils Safe? Marketing Myths, Hormone Risks, and Pet Dangers
No agency grades essential oils, published case reports link lavender and tea tree oil to hormonal effects in children, and many oils are dangerous to cats and dogs. Here is what the research shows and what I use instead.
Magnesium Stearate, Silicon Dioxide, Carrageenan & Polysorbate 80: Are Supplement Additives Safe?
Six additives show up on the "Other Ingredients" line of most supplements. Here is what the research shows on each, which ones have real evidence behind the concern, and which ones do not.
Is Apeel Discontinued? 2026 Store List and How to Avoid Apeel
Apeel has mostly left U.S. grocery shelves, but it is not discontinued. My September 2026 update covers the company's status, Organipeel on organic produce, the Apeel Reveal Act, and every store policy I could verify.
Osso Bucco Recipe
Osso Bucco is one of my favorite cuts of beef, and is rich in amino acids needed for skin, bone and joint health. I present the recipe I use to make this delicious hearty dish with modifications to make it in an Instant Pot, dutch oven or slow cooker. Enjoy!
Stop Taking Fish Oil Supplements: The Seed Oil of the Sea
Fish oil is sold as an anti-inflammatory. Laboratory testing of retail supplements tells a different story, and Ray Peat's objection to omega-3 oils goes further than shelf stability.
Are Carrots Fertility-Friendly? Separating the Root from the Seed
Viral posts this past year have claimed negative consequences of eating carrots on fertility, but are the contraceptive constituents actually found in the root of the carrot? Find out in this article.
Glycine Pancakes: A Flourless, High-Protein Gelatin Pancake Recipe
This flourless gelatin pancake packs two tablespoons of gelatin and two eggs into one fluffy, high-protein breakfast. Around 5 grams of glycine per serving, no protein powder needed.
The Worst Cooking Oils for Your Health (and the Most Stable Oils to Use Instead)
Not all cooking oils are created equal. This guide ranks the best low-PUFA, heat-stable fats for cooking and explains why many seed oils oxidize and inflame. Plus: safe, non-diet ways to use up seed oils you already own,without eating or applying them to your body.
Does Cartilage Grow Back? Evidence For and Against
Duke researchers measured ongoing rebuilding in adult joint cartilage and named a candidate switch, miR-21. Whether that adds up to knee cartilage regeneration in a living person is a harder question. Here is the evidence for and against.
Crunchy Gift Guide for 2025
Looking for crunchy/non-toxic gift ideas for this holiday season? I’ve got you covered. Explore some unique gift ideas from small businesses that will please even the crunchiest of recipients.
A Complete 7-Day Ray Peat–Inspired Bioenergetic Meal Plan
Check out this complete 7-day Ray Peat–inspired bioenergetic meal plan designed to boost energy, balance hormones, and support thyroid and liver health naturally. This plan emphasizes nutrient-dense whole foods like eggs, dairy, liver, seafood, fruit, and root vegetables while avoiding inflammatory PUFAs.
PFAS in Drinking Water & Everyday Life (2025 Guide)
PFAS contamination is now a nationwide issue, but avoiding these “forever chemicals” isn’t impossible. This guide breaks down the latest findings and offers practical steps—from water filters to fiber-rich foods—to help protect your health.
Is Armour Thyroid Being Discontinued? FDA Status Update, September 2026
The FDA walked back its 2025 natural desiccated thyroid ban. What the March 2026 guidance means for Armour Thyroid, NP Thyroid, insurance coverage, and patient access.
Homemade Gelatin Marshmallows Recipe (+ Rose Variation)
My simple recipe for fluffy homemade marshmallows made with grass-fed beef gelatin and cane sugar or maple syrup, no corn syrup required. Plus how to turn them into rose marshmallows and a full herbal monograph on rose.
Food Intolerance vs Food Allergies
Allergies and intolerances can look alike but behave very differently once you dig into the biochemistry. Ivy Ham unpacks onset timing, dose thresholds, and mast-cell dynamics so you can communicate clearly with your provider and chart a smarter path to relief.
Safe Menstrual Products: What Testing Has Found in Tampons, Pads and Period Underwear
Researchers have now tested tampons, pads, cups and period underwear for metals, PFAS, phthalates and fragrance compounds. Here is what they found, which claims hold up, and how to choose products when ingredient labeling is not required.
Diquat Dibromide: The Glyphosate-Free Weed Killer That May Be More Dangerous
Bayer swapped glyphosate for diquat dibromide in consumer Roundup. A clinical herbalist reviews the toxicology, the Parkinson's data, the EU ban, and what EPA changed in 2019.
Natural Hair Loss Remedies: Herbs, Nutrition, and Root Causes
Hair is one of the first tissues the body downgrades when something systemic is off. A clinical herbalist walks through the thyroid, hormone, and nutrient drivers of hair loss, the evidence for rosemary and other herbs, and a scalp routine you can start this week.
Clean & Toxin-Free Makeup Brands
The average woman is exposed to more than 168 chemicals via her personal care products. Many of these chemicals are banned in other developed nations and are linked to detrimental health effects. Being informed about what you’re applying on your body is super important to preventing health issues.
Natural Remedies for Hemorrhoids: Sitz Baths, Fiber, Posture
Sitz baths, astringent herbs, softer stool, and a footstool cover most mild hemorrhoid flares. Here is what I use, what the research supports, and when to see a provider.
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Adaptogenic Herbs for Stress
Only seven botanicals truly meet the scientific criteria for adaptogens. Monographs on all seven, drawing on Ayurveda, TCM, and Western herbalism.
Ray Peat Approved Foods List
The complete guide to bioenergetic eating: fruits, dairy, proteins, fats, grey area foods, and a detailed FAQ.
Best Water Filters for Fluoride, Aluminum & PFAS
A 2026 comparison of reverse osmosis and gravity filters from someone who has used them all firsthand.
Clean Mineral Sunscreen Brands + DIY Zinc Sun Balm
The cleanest mineral sunscreens on the market, plus the non-nano zinc sun balm I make at home instead.
Natural Tick Repellent That Works
Plant-based repellents that hold up in studies, a DIY recipe, and the case against DEET and permethrin.
The Clean Coffee Buying Guide
Every brand that passes strict criteria: third-party tested, organic, mold-free, with a Swiss Water decaf option.