THE INGREDIENT LIBRARY
Explore the science
behind the ingredient.
A research starting point for your next formula or claim. Browse ingredients, follow the studies, and see which details change the interpretation.
Forms & dose context
Research questions
Linked scientific sources
24 of 24 ingredients
Browse A–ZAshwagandha
Stress · Sleep outcomes
Explore the research PerformanceBeetroot & dietary nitrate
Endurance · Exercise efficiency
Explore the research PerformanceBeta-alanine
High-intensity exercise · Muscular endurance
Explore the research PerformanceCaffeine
Endurance · Alertness · Exercise performance
Explore the research Vitamins & mineralsCalcium
Bone health · Nutrient intake
Explore the research Other ingredientsCoenzyme Q10
Exercise outcomes · Fatigue research
Explore the research Proteins & lipidsCollagen peptides
Skin hydration · Skin elasticity · Joint comfort
Explore the research PerformanceCreatine monohydrate
Strength · Lean mass · Training performance
Explore the research Vitamins & mineralsFolate
Nutrient status · Homocysteine
Explore the research BotanicalsGreen tea extract
Metabolic outcomes · Weight-management research
Explore the research Gut & fiberInulin
Bowel function · Microbiome outcomes
Explore the research Vitamins & mineralsIron
Nutrient status · Fatigue outcomes
Explore the research PerformanceL-citrulline
Exercise performance · Blood flow
Explore the research Vitamins & mineralsMagnesium
Nutrient status · Sleep outcomes · Muscle function
Explore the research Other ingredientsMelatonin
Sleep timing · Sleep onset
Explore the research Proteins & lipidsOmega-3 fatty acids
Cardiovascular markers · Cognitive outcomes
Explore the research Gut & fiberProbiotics
Digestive outcomes · Bowel habits
Explore the research Gut & fiberPsyllium husk
Bowel regularity · Cholesterol markers
Explore the research BotanicalsTurmeric & curcumin
Joint comfort · Exercise recovery
Explore the research Vitamins & mineralsVitamin B12
Nutrient status · Neurological function · Energy metabolism
Explore the research Vitamins & mineralsVitamin C
Nutrient status · Immune function
Explore the research Vitamins & mineralsVitamin D
Bone health · Muscle function · Nutrient status
Explore the research Proteins & lipidsWhey protein
Muscle mass · Recovery · Strength
Explore the research Vitamins & mineralsZinc
Immune function · Nutrient status
Explore the researchFrom an ingredient to a defensible claim.
Every profile brings together formulation checks, questions to ask of the evidence, an indexed research selection, and links to PubMed, Europe PMC, and ClinicalTrials.gov.
Bibliographies captured 2026-10-08. This educational collection is a research navigator, not a systematic review, product rating, or personal dosing guide. Topics describe areas of research—not established benefits. Study listings are not endorsements.
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