Ingredient intelligence
Know your ingredients.
Objective guides to ingredient identity, core function, human evidence, safety context, and the related forms worth comparing.
559 of 559 ingredient guides
A–Z catalog · 48 per page
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Research topics explain why an ingredient is studied; they are not treatment claims or outcome guarantees.
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Fucoxanthin
Fucoxanthin is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 194GABA
GABA is studied for relaxation, stress, and sleep-related measures, although direct human evidence remains limited and product forms are not interchangeable. 195Gac Fruit
Gac Fruit is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 196Gamma-Linolenic Acid
Gamma-Linolenic Acid is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 197Gamma-Oryzanol
Gamma-Oryzanol is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 198Garcinia cambogia
Garcinia cambogia is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 199Garlic
Studies of Garlic examine blood-pressure, lipid, and vascular measures, but results and practical relevance vary by form, population, and outcome. 200Gentian Root
Gentian Root is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 201Ginger Root
Research on Ginger Root is strongest for specific measured outcomes related to digestive comfort, nausea-related measures, and inflammatory biomarkers; form, amount, and study context still matter. 202Ginkgo Biloba
Studies of Ginkgo Biloba examine cognitive and circulation-related measures, but results and practical relevance vary by form, population, and outcome. 203Ginseng (Panax) Ingredient Class
Ginseng (Panax) Ingredient Class is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 204Ginsenosides
Ginsenosides is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 205Glucomannan
Glucomannan is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 206Glucosamine
Glucosamine is studied for joint-comfort and mobility measures; evidence and product identity depend on the exact form, preparation, and measured outcome. 207Glucosamine Chondroitin Msm
Glucosamine Chondroitin Msm combines multiple active materials; evidence on individual components cannot establish the effect of the finished formula. 208Glucosamine Chondroitin Msm Turmeric
Glucosamine Chondroitin Msm Turmeric combines multiple active materials; evidence on individual components cannot establish the effect of the finished formula. 209Glutathione
Glutathione is studied for glutathione status and oxidative-stress biomarkers; evidence and product identity depend on the exact form, preparation, and measured outcome. 210Glycine
Glycine is studied for sleep quality, connective tissue, and metabolic measures, although direct human evidence remains limited and product forms are not interchangeable. 211Goji Berry
Goji Berry is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 212Goldenseal
Goldenseal is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 213Goldthread
Goldthread is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 214Gotu Kola
Gotu Kola is studied for connective-tissue, circulation, and cognitive measures, although direct human evidence remains limited and product forms are not interchangeable. 215Grains of Paradise
Grains of Paradise is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 216Grape Seed Extract
Grape Seed Extract is studied for blood-pressure, vascular, and oxidative-status measures; evidence and product identity depend on the exact form, preparation, and measured outcome. 217Grapefruit Seed Extract
Grapefruit Seed Extract is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 218Grapeseed Oil
Grapeseed Oil is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 219Graviola
Graviola is marketed for metabolic and antioxidant measures, but reliable direct human evidence is not yet sufficient to support a clear conclusion. 220Green Coffee Bean Extract
Green Coffee Bean Extract is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 221Green Lipped Mussel
Studies of Green Lipped Mussel examine joint comfort and mobility measures, but results and practical relevance vary by form, population, and outcome. 222Green Tea Extract
Studies of Green Tea Extract examine metabolic, lipid, and antioxidant measures, but results and practical relevance vary by form, population, and outcome. 223Griffonia Seed
Griffonia Seed is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 224Guanabana Fruit
Guanabana Fruit is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 225Guarana
Guarana is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 226Guggul
Guggul is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 227Gymnema
Gymnema is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 228Haematococcus pluvialis
Haematococcus pluvialis is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 229Hawthorn Berry
Hawthorn Berry is studied for cardiovascular-function and circulation-related measures; evidence and product identity depend on the exact form, preparation, and measured outcome. 230Hemp Ingredient
Hemp Ingredient is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 231Hemp Seed Oil
Hemp Seed Oil is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 232Hesperidin
Hesperidin is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 233Hibiscus Flower Extract
Studies of Hibiscus Flower Extract examine blood-pressure and lipid measures, but results and practical relevance vary by form, population, and outcome. 234HMB
Studies of HMB examine muscle retention, strength, and exercise recovery, but results and practical relevance vary by form, population, and outcome. 235Holy Basil
Holy Basil is studied for stress-response, glucose, and lipid-related measures; evidence and product identity depend on the exact form, preparation, and measured outcome. 236Hops
Hops is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 237Horny Goat Weed
Horny Goat Weed is marketed for sexual-function and circulation-related measures, but reliable direct human evidence is not yet sufficient to support a clear conclusion. 238Horse Chestnut
Horse Chestnut is documented here by identity, form, human-evidence context, and safety—not by marketing claims. 239Horsetail
Horsetail is marketed for hair, nail, bone, and fluid-balance measures, but reliable direct human evidence is not yet sufficient to support a clear conclusion. 240Human Growth Hormone (HGH)
Human Growth Hormone (HGH) is retained as a knowledge-only entry because regulatory or safety context is essential to accurate search and AI answers.No ingredient guides match these filters.
Educational content only — not medical advice. These statements have not been evaluated by the Food and Drug Administration.
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