Vitamins for Hair Growth: Hair Growth Supplements That Work
The vitamins, minerals and other hair growth supplements behind thicker hair, ranked, from iron, vitamin D and zinc to protein and collagen, with the root causes of thinning, the tests to ask for first and the foods that carry each one.
Clear Protein Powder: Benefits, vs. Whey & Side Effects
What clear protein is and why it's clear, how clear whey compares with a regular whey shake and with clear plant and collagen drinks, what whey isolate research shows for muscle, fullness and blood sugar, how much to drink, what to look for on the label and who should be careful.

How to Get Rid of Cellulite: Causes, Treatments and What Really Helps
A physician’s evidence-based guide to cellulite. What the dimpling really is, the root causes behind it, what the research shows about diet, collagen, exercise, creams, massage and in-office devices, and the five-step plan to start with.
Is Schmaltz Good for You? Pros & Cons of Schmaltz
Schmaltz is rendered chicken fat used in cooking. Like chicken collagen, it can potentially benefit skin, hair, nails and cholesterol levels.
DIY Vitamin C Serum for the Face
Vitamin C provides many skin care benefits, including collagen support, so try this DIY vitamin C serum for the face to help improve your skin.
Microneedling Benefits for the Skin & How It Works
Microneedling, or collagen induction therapy, is a minimally invasive skin treatment used for the skin and hair. Learn how it works, what it costs and any potential side effects.
Lab-Made Enzyme Weakens Dupuytren's Hand Cords By 32% In Tissue Testing
A new bacteria-grown enzyme softened the tough collagen cords behind bent, locked fingers in tissue removed during surgery, a step toward a cheaper alternative to the current injection therapy.

Easy-to-Digest Foods: 35 Gentle Foods and What to Limit
The 35 foods that are easiest on your stomach, from bone broth and eggs to rice, cooked vegetables and kefir, why each one is gentle, the hard-to-digest foods to limit, and how to eat after a stomach bug, a cold or a big holiday meal.

How to Get Rid of Bloating Fast and Fix What's Causing It
How to debloat fast with a walk, the right tea and a few simple habits, and how to find the root cause behind bloating that keeps coming back, from SIBO and FODMAPs to constipation, stress and hormones.
Astaxanthin Benefits: Skin, Eyes, Recovery & Side Effects
What astaxanthin is, why wild salmon are red, how it protects your cells from oxidative stress, what the human trials show for skin, screen-tired eyes, muscle recovery and cholesterol, and how much to take.

Nutrient-Dense Foods: The Best Ones to Eat, by Category
The most nutrient-dense foods, grouped by food family, with USDA numbers for a realistic serving, plus how to work more of them into your day and who should be careful.
Shilajit: Benefits, Dosage, Side Effects & How to Take It
What shilajit is, what human trials show for testosterone, strength, bone and energy, how to take the resin, powder or capsules, how to choose a purified, tested product, and who should skip it.
Fulvic Acid: Benefits, Dangers, Dosage, Humic Acid & Shilajit
What fulvic acid is, how it differs from humic acid and shilajit, what the human studies show for allergies, gut bacteria and skin, how to take it as a gentle binder, and the purity and safety issues to know first.

Peptides: Benefits, Types, How They Work & Responsible Use
A physician's evidence-based guide to peptides, the body's biological messengers. What they are, what the research shows, the main types and benefits, how they're delivered, where the FDA stands, and how to use them responsibly.
Magnesium Glycinate: Benefits, Uses, Dosage & Side Effects
A physician's evidence-based guide to magnesium glycinate, covering why it's the form I reach for most, what it does in the body, and how to use it for sleep, stress, blood pressure, and more.
Threonine: Benefits, Food Sources, Daily Needs & Supplements
What threonine is, why your body can't make it, which foods supply the most, how it helps build the mucus that protects your gut lining, and what the human trials of threonine supplements found.
Slippery Elm: Gut and Throat Benefits, Dosage & Side Effects
What slippery elm does for a sore throat, heartburn, IBS and the gut lining, what the human studies show, how to take the powder, tea or lozenges, and who should skip it.

Turmeric Oil: Benefits, Uses, Dosage & Side Effects
What turmeric oil is, what the human studies show for itchy skin, joint pain and support during cancer treatment, how to dilute it or take it by the drop, and who should be careful.

Lemongrass Essential Oil: Benefits, Uses, Dilution & Safety
What lemongrass oil is, what the human trials show for gums, dandruff, skin fungus, calm and mosquitoes, how to dilute, diffuse and take it by the drop, and who should skip it.

Anti-Aging Essential Oils: The 6 Best, Plus Carrier Oils
Six essential oils for aging skin, starting with frankincense, what the research shows for each, the carrier oils to blend them into, and how to make a gentle face oil at home.
