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

1993Ashwagandha Root80/100BareOrganicsAshwagandha Rootpowder · 76 servings · $0.32/servingBuy on iHerb · $23.99
1994Double-Strength R-Fraction Alpha Lipoic Acid 100 mg80/100Swanson UltraDouble-Strength R-Fraction Alpha Lipoic Acid 100 mgcapsule · 30 servings · $0.68/servingBuy on iHerb · $20.49
1995Milk Thistle Seed80/100BareOrganicsMilk Thistle Seedpowder · 76 servings · $0.28/servingBuy on iHerb · $21.59
1996L-Tryptophan 500 mg80/100Swanson UltraL-Tryptophan 500 mgcapsule · 30 servings · $1.02/servingBuy on iHerb · $30.65
1997D-Limonene Cold-Pressed Orange Peel Extract 250 mg80/100Swanson UltraD-Limonene Cold-Pressed Orange Peel Extract 250 mgsoftgel · 30 servings · $0.37/servingBuy on iHerb · $11.09
1998AjiPure L-Leucine 500 mg80/100Swanson UltraAjiPure L-Leucine 500 mgcapsule · 30 servings · $0.31/servingBuy on iHerb · $9.23
1999Fisetin 100 mg80/100Swanson UltraFisetin 100 mgcapsule · 30 servings · $0.75/servingBuy on iHerb · $22.49
2000CoQ10 400 mg80/100Swanson UltraCoQ10 400 mgsoftgel · 30 servings · $0.65/servingBuy on iHerb · $19.49
2001Boswellia Serrata Extract 125 mg80/100Swanson UltraBoswellia Serrata Extract 125 mgcapsule · 30 servings · $0.83/servingBuy on iHerb · $24.79
2002Digestitol80/100Swanson UltraDigestitolcapsule · 30 servings · $0.26/servingBuy on iHerb · $7.91
2003Triple-Strength R-Fraction Alpha Lipoic Acid 300 mg80/100Swanson UltraTriple-Strength R-Fraction Alpha Lipoic Acid 300 mgcapsule · 30 servings · $1.17/servingBuy on iHerb · $34.99
2004Super-Strength Pregnenolone 50 mg80/100Swanson UltraSuper-Strength Pregnenolone 50 mgcapsule · 30 servings · $0.37/servingBuy on iHerb · $11.09
2005Astaxanthin 12 mg80/100Swanson UltraAstaxanthin 12 mgsoftgel · 30 servings · $1.10/servingBuy on iHerb · $32.99
2006Oregano 450 mg80/100Swanson Premium BrandOregano 450 mgcapsule · 30 servings · $0.24/servingBuy on iHerb · $7.29
2007PABA 500 mg80/100Swanson Premium BrandPABA 500 mgcapsule · 30 servings · $0.42/servingBuy on iHerb · $12.59
2008CoEnzymated B Healthy80/100EmeraldCoEnzymated B Healthycapsule · 30 servings · $0.84/servingBuy on iHerb · $25.16
2009Magnolia Bark 400 mg80/100Swanson Premium BrandMagnolia Bark 400 mgcapsule · 30 servings · $0.37/servingBuy on iHerb · $11.09
2010Full Spectrum Pomegranate Whole Fruit & Seed80/100Swanson Premium BrandFull Spectrum Pomegranate Whole Fruit & Seedcapsule · 30 servings · $0.24/servingBuy on iHerb · $7.14
2011Homocysteine Formula80/100Swanson Premium BrandHomocysteine Formulacapsule · 30 servings · $0.55/servingBuy on iHerb · $16.57
2012Digestive Health80/100EmeraldDigestive Healthcapsule · 30 servings · $1.20/servingBuy on iHerb · $35.96
2013Ashwagandha Alcohol-Free80/100Herb PharmAshwagandha Alcohol-Freeliquid · 84 servings · $0.29/servingBuy on iHerb · $24.78
2014Rhodiola80/100Herb PharmRhodiolaliquid · 42 servings · $0.36/servingBuy on iHerb · $15.18
2015Rhodiola Alcohol-Free80/100Herb PharmRhodiola Alcohol-Freeliquid · 168 servings · $0.28/servingBuy on iHerb · $46.38
2016CoEnzymated High Potency 4-Daily Multi80/100EmeraldCoEnzymated High Potency 4-Daily Multicapsule · 30 servings · $1.65/servingBuy on iHerb · $49.46

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.