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The data behind the verdict
Corpus · initializing
860 trials · 67,758 participants · 125 meta-analyses
Highest-evidence ingredients in our index, ordered by trial volume. Tap any ingredient to read the full monograph.
Muscle hypertrophy + power output
124 trials · 4,582 participants · 12 meta-analyses
Acute exercise performance
98 trials · 6,201 participants · 9 meta-analyses
Bone density + immune support
76 trials · 12,480 participants · 11 meta-analyses
Triglyceride reduction
64 trials · 8,930 participants · 14 meta-analyses
Sleep quality + leg cramps
42 trials · 2,341 participants · 6 meta-analyses
Stress + cortisol modulation
31 trials · 1,820 participants · 4 meta-analyses
Inflammation markers
51 trials · 3,008 participants · 8 meta-analyses
Blood glucose control
26 trials · 1,742 participants · 5 meta-analyses
Sleep onset latency
39 trials · 2,210 participants · 7 meta-analyses
Acute stress response
18 trials · 989 participants · 3 meta-analyses
Statin-induced myopathy
34 trials · 2,480 participants · 6 meta-analyses
Appetite + mood
8 trials · 711 participants · 1 meta-analyses
IBS + antibiotic-associated diarrhea
47 trials · 5,602 participants · 10 meta-analyses
Resistance training adaptation
89 trials · 4,310 participants · 8 meta-analyses
Pernicious anemia + GLP-1 user supplementation
28 trials · 3,019 participants · 5 meta-analyses
Iron deficiency anemia
22 trials · 2,845 participants · 4 meta-analyses
Acute upper respiratory infection
33 trials · 2,901 participants · 6 meta-analyses
Cognitive performance in older adults
7 trials · 412 participants · 1 meta-analyses
Mental fatigue
14 trials · 632 participants · 3 meta-analyses
Mild cognitive impairment
9 trials · 543 participants · 2 meta-analyses
Counts curated from ClinicalTrials.gov as of April 2026. Confidence values are derived: 1pt per trial (cap 60) + 8pt per meta-analysis (cap 40).