Supplement Ingredient Encyclopedia
Browse our comprehensive A-Z database of over 500 supplement ingredients. Each entry includes evidence-based information on benefits, dosages, forms, side effects, and interactions.
Featured Ingredient Profiles
These ingredients have comprehensive, in-depth profiles with clinical research, dosage guides, form comparisons, and FAQs.
Vitamin D3 (Cholecalciferol)
The sunshine vitamin that over 40% of Americans are deficient in
Magnesium
The essential mineral involved in over 600 enzymatic reactions
Creatine Monohydrate
The most researched and effective sports supplement in history
Ashwagandha (Withania somnifera)
The premier adaptogen for stress, cortisol, and hormonal balance
Fish Oil (Omega-3 EPA/DHA)
Essential fatty acids critical for heart, brain, and whole-body health
Zinc
Essential mineral for immune function, testosterone, and wound healing
Vitamin C
The essential antioxidant for immune defense, collagen synthesis, and iron absorption.
Probiotics
Live beneficial bacteria that support digestive health, immunity, and the gut-brain axis.
Collagen Peptides
The most abundant protein in the body — supports skin, joints, bones, and gut health
Omega-3 Fatty Acids (EPA/DHA)
Essential anti-inflammatory fats that most people don't get enough of
Turmeric / Curcumin
Powerful anti-inflammatory compound from the golden spice
L-Theanine
The calming amino acid from green tea — promotes relaxation without drowsiness.
Vitamin B12
Essential for energy production, nerve function, and red blood cell formation.
Melatonin
The body's natural sleep hormone — regulates circadian rhythm and promotes restful sleep.
Quercetin
A potent plant flavonoid with anti-inflammatory, antihistamine, and immune-modulating properties.
Berberine
The plant alkaloid rivaling metformin for blood sugar management
Curcumin
Turmeric's golden compound — one of nature's most powerful anti-inflammatory agents.
Coenzyme Q10 (CoQ10)
The cellular energy molecule that powers your heart and fights aging
Iron
Essential for oxygen transport, energy production, and immune function — but supplementation requires care.
Lion's Mane Mushroom
The brain-boosting medicinal mushroom that stimulates nerve growth factor
Rhodiola Rosea
The Arctic adaptogen that fights fatigue and enhances mental performance under stress
N-Acetyl Cysteine (NAC)
The powerful antioxidant precursor to glutathione — the body's master antioxidant
Alpha-GPC (L-Alpha Glycerylphosphorylcholine)
The most bioavailable choline source for brain and athletic performance
Beta-Alanine
The endurance-extending amino acid that buffers muscle acid and delays fatigue
Phosphatidylserine (PS)
The phospholipid that supports memory, focus, and cortisol management
L-Citrulline
The nitric oxide booster that enhances blood flow, pumps, and endurance
Collagen Peptides (Hydrolyzed Collagen)
The structural protein that supports skin elasticity, joint health, and gut integrity
PQQ (Pyrroloquinoline Quinone)
The mitochondrial biogenesis activator that creates new cellular powerhouses
Taurine
The longevity amino acid — a landmark 2023 Science paper linked it to extended lifespan
Vitamin K2 (Menaquinone)
The forgotten vitamin that directs calcium to bones and away from arteries
Glycine
The simplest amino acid with profound effects on sleep, collagen, and longevity
Electrolytes (Sodium, Potassium, Magnesium)
The essential minerals that regulate hydration, nerve function, and muscle contraction
Spirulina
The nutrient-dense blue-green algae packed with protein, antioxidants, and anti-inflammatory compounds
Digestive Enzymes
The catalysts that break down food for optimal nutrient absorption and digestive comfort
Holy Basil (Tulsi)
The sacred adaptogen of Ayurveda for stress, blood sugar, and immune support
Maca Root
The Peruvian superfood for energy, libido, and hormonal balance
Milk Thistle (Silymarin)
The gold standard liver protectant with 2,000+ years of traditional use
Valerian Root
Nature's sedative — the most popular herbal sleep aid with centuries of use
Echinacea
The immune-boosting herb that may shorten colds by 1-2 days
Ginkgo Biloba
The world's oldest living tree species — used for memory and circulation for millennia
Elderberry
The antiviral berry that may cut cold and flu duration in half
Saw Palmetto
The leading natural remedy for prostate health and BPH symptoms
Astragalus
The ancient Chinese immune tonic that may support telomere health and longevity
Passionflower
A gentle anxiolytic herb that rivals benzodiazepines for anxiety without the side effects
Selenium
The essential trace mineral for thyroid function, antioxidant defense, and immune health
Boron
The overlooked trace mineral for bone health, testosterone, and cognitive function
Iodine
The essential mineral for thyroid function that 2 billion people worldwide are deficient in
All Ingredients A-Z
Our encyclopedia currently covers 158+ supplement ingredients with 47 comprehensive in-depth profiles. We add new profiles regularly.