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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AllAshwagandha & AdaptogensB VitaminsBiotinCalciumCollagenCoQ10CreatineGreens & SuperfoodsIronMagnesiumMelatonin & SleepMultivitaminsOmega-3 & Fish OilPre-WorkoutProbioticsProtein SupplementsTurmeric & CurcuminVitamin CVitamin DZinc
Top ratedBest value

13,437 picks across every category, highest score first

1609Cleavers Herb80/100Nature's AnswerCleavers Herbliquid · 15 servings · $0.75/servingBuy on iHerb · $11.24
1610Echinacea & Goldenseal Alcohol-Free80/100Nature's AnswerEchinacea & Goldenseal Alcohol-Freeliquid · 60 servings · $0.37/servingBuy on iHerb · $22.49
1611Selenium 100 mcg80/100NOWSelenium 100 mcgtablet · 30 servings · $0.16/servingBuy on iHerb · $4.88
1612Black Walnut & Wormwood Complex Alcohol-Free80/100Nature's AnswerBlack Walnut & Wormwood Complex Alcohol-Freeliquid · 15 servings · $0.93/servingBuy on iHerb · $13.99
1613Barberry Root80/100Nature's AnswerBarberry Rootliquid · 15 servings · $0.85/servingBuy on iHerb · $12.74
1614Inositol Powder 100% Pure80/100NOWInositol Powder 100% Purepowder · 154 servings · $0.08/servingBuy on iHerb · $12.24
1615Bee Pollen Caps 500 mg80/100NOWBee Pollen Caps 500 mgcapsule · 50 servings · $0.16/servingBuy on iHerb · $7.95
1616Beta-Alanine80/100NOW SportsBeta-Alaninepowder · 250 servings · $0.12/servingBuy on iHerb · $29.40
1617Stinging Nettles 480 mg80/100The Vitamin ShoppeStinging Nettles 480 mgcapsule · 300 servings · $0.10/servingBuy on iHerb · $29.99
1618Potassium Iodide 150 mcg80/100Nature's PlusPotassium Iodide 150 mcgtablet · 30 servings · $0.42/servingBuy on iHerb · $12.71
1619Creatine Monohydrate80/100NOW SportsCreatine Monohydratepowder · 45 servings · $0.24/servingBuy on iHerb · $10.77
1620Micronized Creatine Monohydrate80/100NOW SportsMicronized Creatine Monohydratepowder · 100 servings · $0.22/servingBuy on iHerb · $22.05
16215-HTP 50 mg80/100NOW5-HTP 50 mgcapsule · 30 servings · $0.16/servingBuy on iHerb · $4.88
1622Nova Scotia And Pacific Kelp80/100Nature's PlusNova Scotia And Pacific Kelptablet · 30 servings · $0.44/servingBuy on iHerb · $13.14
1623Ultra Maximum Potency Cranberry 100080/100Nature's PlusUltra Maximum Potency Cranberry 1000tablet · 30 servings · $1.02/servingBuy on iHerb · $30.56
1624Taurine 500 mg80/100NOWTaurine 500 mgcapsule · 30 servings · $0.20/servingBuy on iHerb · $6.11
1625MSM Powder Methylsulphonylmethane80/100NOWMSM Powder Methylsulphonylmethanepowder · 126 servings · $0.07/servingBuy on iHerb · $8.56
1626MSM Powder Methylsulphonylmethane Joint Sulfur80/100NOWMSM Powder Methylsulphonylmethane Joint Sulfurpowder · 252 servings · $0.06/servingBuy on iHerb · $15.92
1627Ashwagandha Standardized Extract 450 mg80/100NOWAshwagandha Standardized Extract 450 mgcapsule · 30 servings · $0.33/servingBuy on iHerb · $9.85
1628L-Theanine 100 mg Suntheanine80/100NOWL-Theanine 100 mg Suntheaninecapsule · 30 servings · $0.38/servingBuy on iHerb · $11.43
1629Double Strength L-Theanine 200 mg Suntheanine80/100NOWDouble Strength L-Theanine 200 mg Suntheaninecapsule · 30 servings · $0.53/servingBuy on iHerb · $15.79
1630Cholestene80/100HPF High Performance NutritionCholestenecapsule · 60 servings · $0.35/servingBuy on iHerb · $20.99
1631Schizandra 580 mg80/100SolaraySchizandra 580 mgcapsule · 33 servings · $0.45/servingBuy on iHerb · $14.89
1632Cayenne 500 mg80/100NOWCayenne 500 mgcapsule · 30 servings · $0.27/servingBuy on iHerb · $8.06

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.