Check a supplement
Is what you're taking actually worth it?
Type anything on your shelf. Keep it, swap it for a cheaper twin, or skip it — with the reason, in plain English.
⌕
Pick a supplement above, or search one. Real graded calls
These are real graded calls — limited but growing coverage, every source named and linked, never fabricated. We recommend what we'd buy ourselves and earn a small commission when you use our links — same price to you. Not medical advice. These statements have not been evaluated by the Food and Drug Administration. Products referenced are dietary supplements and are not intended to diagnose, treat, cure, or prevent any disease.
Browse all verdicts
102 graded calls · every source named
- 5-HTP Can't-tell
- Alginate Substantiated
- Alpha-galactosidase (Beano) Substantiated
- Alpha-GPC Mixed
- Alpha-lipoic acid (ALA) Mixed
- Apigenin Can't-tell
- Ashwagandha (standardized extract) Mixed
- Astaxanthin Mixed
- Bacopa monnieri Mixed
- BCAAs Unsubstantiated
- Berberine Mixed
- Beta-alanine Substantiated
- Black Cohosh Mixed
- Blue-light-blocking glasses Mixed
- Boron Mixed
- Boswellia serrata Mixed
- Bovine colostrum Mixed
- Bromelain Unsubstantiated
- Butterbur Mixed
- Caffeine Substantiated
- Choline (citicoline/bitartrate) Mixed
- Chromium picolinate Mixed
- Citicoline Mixed
- Citrus bergamot Mixed
- Collagen Mixed
- CoQ10 (ubiquinone/ubiquinol) Mixed
- Cordyceps Mixed
- Creatine monohydrate Substantiated
- Curcumin (turmeric) Mixed
- D-ribose Unsubstantiated
- Dawn simulator Mixed
- DIM (diindolylmethane) Mixed
- Elderberry Mixed
- Fadogia agrestis Unsubstantiated
- Fisetin Unsubstantiated
- GABA (oral) Can't-tell
- Ginger Substantiated
- Glucosamine + chondroitin Mixed
- Glutathione (liposomal) Can't-tell
- Glycine Mixed
- Green tea EGCG Mixed
- Huperzine A Mixed
- Iodine Substantiated
- Iron Substantiated
- Korean red ginseng Mixed
- L Tyrosine Mixed
- L-citrulline Mixed
- L-glutamine Mixed
- L-theanine Mixed
- LED light therapy mask Mixed
- Lemon balm Mixed
- Lion's mane Can't-tell
- Low-dose melatonin (0.3–0.5 mg) Mixed
- Maca root Mixed
- Magnesium glycinate Mixed
- Magnesium L-threonate (Magtein) Can't-tell
- Melatonin 10 mg gummy Mixed
- Methylated B-complex Mixed
- Methylene blue Can't-tell
- Milk thistle (silymarin) Unsubstantiated
- Myo-inositol Mixed
- N-acetylcysteine (NAC) Mixed
- Nattokinase Mixed
- Niacin Mixed
- Nicotinamide riboside (NR) Mixed
- NMN (nicotinamide mononucleotide) Can't-tell
- Omega-3 (EPA/DHA) for high triglycerides Mixed
- Partially hydrolyzed guar gum (PHGG) Mixed
- Peppermint oil (enteric-coated) Substantiated
- Phosphatidylserine Mixed
- Potassium Substantiated
- PQQ Can't-tell
- Probiotics Mixed
- Psyllium husk Substantiated
- Pycnogenol Unsubstantiated
- Quercetin Mixed
- Red light therapy cap for hair Mixed
- Red light therapy panel Mixed
- Red yeast rice Mixed
- Resveratrol Unsubstantiated
- Rhodiola rosea Mixed
- S-equol Mixed
- Saccharomyces boulardii Mixed
- SAD lamp Substantiated
- Saffron extract Mixed
- Selenium Mixed
- Shilajit Can't-tell
- Spermidine Can't-tell
- Tart cherry Mixed
- Taurine Mixed
- Tongkat ali Can't-tell
- TUDCA Can't-tell
- Urolithin A (Mitopure) Mixed
- Vitamin C Unsubstantiated
- Vitamin D3 Mixed
- Vitamin E (mixed tocopherols) Unsubstantiated
- Vitamin K2 Unsubstantiated
- Whey protein Substantiated
- Yeast beta-glucan Can't-tell
- Zinc Mixed
- ZMA (branded blend) Can't-tell
- “Greens” powder Unsubstantiated