31 evidence-organized hubs covering everything from sleep and anxiety to joint pain, blood sugar, and skin health — supplements ranked by clinical evidence, not marketing.
Loading ingredients...
Symptoms, at-risk groups, and clinical context for 26 essential nutrients — sourced from NIH ODS and StatPearls.
Open the guide →Line up dosages, mechanisms, evidence levels, and safety for any two ingredients — and settle the "which one?" question fast.
Compare ingredients →Generate accurate Supplement Facts panels with all 15 mandatory nutrients, proper rounding rules, and correct DV percentages — no spreadsheets needed.
NutraSmarts is an independent, research-grade database of 1,000+ supplement ingredients — each with clinical-trial-backed dosages, mechanisms, side effects, drug interactions, and an honest evidence rating from PubMed-cited human studies, spanning everyday vitamins and minerals to the newest branded ingredients (NuLiv Science, NNB Nutrition, PLT Health Solutions). Browse by category or symptom, compare any two ingredients, explore the deficiency guide, and build FDA-compliant Supplement Facts labels with our 100% free, no-signup tool — every page built to help you tell marketing from evidence.
Questions or feedback? Email nutrasmarts@gmail.com