Supplement Ratings

iHerb picks

Best supplements on iHerb

Skip hours of label reading. Every pick below is sold on iHerb and passed our label check with 60+ points, so whatever you choose is worth taking, and you see today's price before you click.

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Top ratedBest value

13,437 picks across every category, highest score first

2113L-Methionine80/100NutriCologyL-Methioninecapsule · 100 servings · $0.28/servingBuy on iHerb · $28.29
2114Nattokinase 50 mg NSK-SD80/100Allergy Research GroupNattokinase 50 mg NSK-SDcapsule · 150 servings · $1.16/servingBuy on iHerb · $174.69
2115Colostrum80/100Pure EncapsulationsColostrumcapsule · 45 servings · $0.96/servingBuy on iHerb · $43.00
2116L-Arginine AKG Unflavored80/100BodyTechL-Arginine AKG Unflavoredpowder · 30 servings · $0.67/servingBuy on iHerb · $19.99
2117Glutamine Unflavored80/100BodyTechGlutamine Unflavoredpowder · 70 servings · $0.39/servingBuy on iHerb · $26.99
2118SR-CoQ10 with PQQ80/100Pure EncapsulationsSR-CoQ10 with PQQcapsule · 30 servings · $3.13/servingBuy on iHerb · $94.00
2119Turkey Tail80/100Host Defense MushroomsTurkey Tailcapsule · 60 servings · $0.79/servingBuy on iHerb · $47.22
2120Reishi80/100Host Defense MushroomsReishicapsule · 15 servings · $1.05/servingBuy on iHerb · $15.72
2121Agarikon80/100Host Defense MushroomsAgarikoncapsule · 60 servings · $0.46/servingBuy on iHerb · $27.72
2122Maitake80/100Host Defense MushroomsMaitakecapsule · 30 servings · $0.87/servingBuy on iHerb · $26.22
2123Phyllanthus Complex80/100NutriCologyPhyllanthus Complexcapsule · 120 servings · $0.44/servingBuy on iHerb · $52.91
2124Lion's Mane80/100Host Defense MushroomsLion's Manecapsule · 15 servings · $1.08/servingBuy on iHerb · $16.18
2125Chaga80/100Host Defense MushroomsChagacapsule · 30 servings · $0.85/servingBuy on iHerb · $25.47
2126Mesima80/100Host Defense MushroomsMesimacapsule · 30 servings · $0.85/servingBuy on iHerb · $25.47
2127Uva Ursi 1,000 mg80/100Nature's AnswerUva Ursi 1,000 mgliquid · 30 servings · $0.37/servingBuy on iHerb · $11.24
2128Ox Bile 500 mg80/100NutriCologyOx Bile 500 mgcapsule · 100 servings · $0.43/servingBuy on iHerb · $43.29
2129Ox Bile 125 mg80/100Allergy Research GroupOx Bile 125 mgcapsule · 180 servings · $0.24/servingBuy on iHerb · $43.25
2130Curcumin80/100Pure EncapsulationsCurcumincapsule · 60 servings · $1.02/servingBuy on iHerb · $61.50
2131Breathe80/100Host Defense MushroomsBreathecapsule · 15 servings · $1.05/servingBuy on iHerb · $15.72
2132Digestive Enzymes Ultra80/100Pure EncapsulationsDigestive Enzymes Ultracapsule · 90 servings · $0.74/servingBuy on iHerb · $66.50
2133Black Cohosh 40 mg Alcohol-Free80/100Nature's AnswerBlack Cohosh 40 mg Alcohol-Freeliquid · 30 servings · $0.42/servingBuy on iHerb · $12.74
2134N-Acetyl Glucosamine80/100NutriCologyN-Acetyl Glucosaminecapsule · 90 servings · $0.47/servingBuy on iHerb · $42.69
2135Artemisia80/100NutriCologyArtemisiacapsule · 100 servings · $0.38/servingBuy on iHerb · $38.29
2136D-Mannose80/100Pure EncapsulationsD-Mannosepowder · 55 servings · $1.06/servingBuy on iHerb · $58.50

Scores rate what's on the label (dosage transparency, cleanliness, ingredient profile), not clinical results. Prices come from the iHerb catalog feed and can change at checkout.