Supplement Database

Evidence profiles for 12 supplements. Each entry includes clinical evidence grades, dosing guidance, safety data, and known interactions.

PerformanceStrong

Creatine Monohydrate

The most researched sports supplement in history. Increases phosphocreatine stores for ATP regeneration during high-intensity exercise.

305+ studies4 outcomes3-5g/day
Vitamins

Vitamin D3

A prohormone essential for calcium metabolism, immune function, and gene expression. Deficiency affects ~1 billion people worldwide.

182+ studies5 outcomes1000-2000 IU/day
HealthStrong

Omega-3 (EPA/DHA)

Essential polyunsaturated fatty acids with roles in inflammation, cardiovascular function, and brain structure.

103+ studies5 outcomes1-2g combined EPA+DHA/day
HealthModerate

Magnesium

Essential mineral involved in 300+ enzymatic reactions. ~50% of adults are deficient. Form matters significantly for absorption and target effect.

58+ studies5 outcomes200-400mg elemental/day
AdaptogensStrong

Ashwagandha (KSM-66)

Adaptogenic herb (Withania somnifera) with clinical evidence for cortisol reduction, stress management, and anxiolytic effects.

22+ studies5 outcomes300-600mg/day (KSM-66)
LongevityStrong

NMN (Nicotinamide Mononucleotide)

NAD+ precursor that restores cellular NAD+ levels, which decline with age. Central to longevity research but human data is still early.

13+ studies5 outcomes250-500mg/day
MitochondriaStrong

CoQ10 / Ubiquinol

Essential cofactor in mitochondrial electron transport chain. Levels decline with age and statin use. Ubiquinol is the reduced (active) form.

931+ studies5 outcomes100-200mg/day
PerformanceStrong

Caffeine

Adenosine receptor antagonist. The most consumed psychoactive substance worldwide. Well-established ergogenic aid.

225+ studies5 outcomes100-200mg
CognitiveStrong

L-Theanine

Amino acid found in tea leaves. Promotes alpha brain wave activity for relaxed alertness without sedation. Synergistic with caffeine.

27+ studies4 outcomes100-200mg
VitaminsModerate

Vitamin K2 (MK-7)

Activates osteocalcin (calcium to bones) and matrix GLA protein (prevents arterial calcification). Essential D3 companion.

15+ studies3 outcomes100-200mcg/day (MK-7)
LongevityModerate

Taurine

Conditionally essential amino acid with emerging longevity evidence. The 2023 Science paper showed taurine decline correlates with aging across species.

16+ studies4 outcomes1-3g/day
PerformanceStrong

Whey Protein

Complete protein with high leucine content. Gold standard for muscle protein synthesis stimulation. Isolate vs concentrate affects purity and lactose content.

105+ studies4 outcomes20-40g per serving