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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AllB VitaminsBiotinMultivitaminsVitamin CVitamin DVitamins A, E & KCalciumIronMagnesiumMinerals & ElectrolytesZincAshwagandha & AdaptogensGreens & SuperfoodsHerbs & BotanicalsMushroomsTurmeric & CurcuminBlood Sugar SupportBrain & NootropicsDigestive HealthEye HealthHeart HealthHormone & Sexual HealthImmune SupportJoint SupportLiver & DetoxMelatonin & SleepProbioticsUrinary HealthAmino AcidsAntioxidants & LongevityCollagenCoQ10CreatineOmega-3 & Fish OilPre-WorkoutProtein SupplementsWeight Management
Top ratedBest value

Highest score first

3385Collagen Liquid 5,000 mg Natural Berry Flavor80/100youtheoryCollagen Liquid 5,000 mg Natural Berry Flavorliquid · 12 servings · $1.40/servingBuy on iHerb · $16.79
3386Prebiotics80/100Dr. TobiasPrebioticscapsule · 30 servings · $0.87/servingBuy on iHerb · $26.02
3387Probiotics80/100Dr. TobiasProbioticscapsule · 30 servings · $0.90/servingBuy on iHerb · $27.02
3388CoQ10 with PQQ80/100Lake Avenue NutritionCoQ10 with PQQcapsule · 60 servings · $0.25/servingBuy on iHerb · $15.24
3389CoQ10 100 mg80/100Lake Avenue NutritionCoQ10 100 mgcapsule · 120 servings · $0.14/servingBuy on iHerb · $16.58
3390Melatonin Liquid 1.0 mg Orange Flavor80/100Source Naturals Sleep ScienceMelatonin Liquid 1.0 mg Orange Flavorliquid · 118 servings · $0.14/servingBuy on iHerb · $16.28
3391Instantized BCAA Unflavored80/100Lake Avenue NutritionInstantized BCAA Unflavoredpowder · 171 servings · $0.15/servingBuy on iHerb · $26.30
3392L-Glutamine80/100Source NaturalsL-Glutaminepowder · 50 servings · $0.20/servingBuy on iHerb · $10.05
3393L-Serine 900 mg80/100Lake Avenue NutritionL-Serine 900 mgcapsule · 120 servings · $0.10/servingBuy on iHerb · $11.61
3394Taurine Powder80/100Source NaturalsTaurine Powderpowder · 148 servings · $0.05/servingBuy on iHerb · $7.09
3395Nattokinase 2,000 FUs80/100Lake Avenue NutritionNattokinase 2,000 FUscapsule · 30 servings · $0.29/servingBuy on iHerb · $8.62
3396OptiMSM80/100Lake Avenue NutritionOptiMSMother · 333 servings · $0.11/servingBuy on iHerb · $36.46
3397PQQ 20 mg80/100Lake Avenue NutritionPQQ 20 mgcapsule · 60 servings · $0.32/servingBuy on iHerb · $19.07
3398CoQ10 200 mg80/100NutricostCoQ10 200 mgcapsule · 60 servings · $0.27/servingBuy on iHerb · $15.95
3399Saccharomyces Boulardii 10 Billion CFU80/100Lake Avenue NutritionSaccharomyces Boulardii 10 Billion CFUcapsule · 30 servings · $0.55/servingBuy on iHerb · $16.61
3400DHEA 50 mg80/100NutricostDHEA 50 mgcapsule · 240 servings · $0.07/servingBuy on iHerb · $16.95
3401DHEA 100 mg80/100NutricostDHEA 100 mgcapsule · 240 servings · $0.10/servingBuy on iHerb · $22.95
3402Whole Spectrum Black Seed Gold80/100Amazing HerbsWhole Spectrum Black Seed Goldcapsule · 60 servings · $0.31/servingBuy on iHerb · $18.85
3403Whole Spectrum Black Seed High Potency Garlic80/100Amazing HerbsWhole Spectrum Black Seed High Potency Garliccapsule · 100 servings · $0.18/servingBuy on iHerb · $17.95
3404Whole Spectrum Black Seed Bitter Melon GlyMordica80/100Amazing HerbsWhole Spectrum Black Seed Bitter Melon GlyMordicacapsule · 30 servings · $0.60/servingBuy on iHerb · $17.95
3405Lycopene 50 mg80/100NutricostLycopene 50 mgcapsule · 120 servings · $0.29/servingBuy on iHerb · $34.95
3406Magnesium Citrate 420 mg80/100NutricostMagnesium Citrate 420 mgcapsule · 120 servings · $0.15/servingBuy on iHerb · $17.95
3407Pure Inositol Powder80/100Source NaturalsPure Inositol Powderpowder · 130 servings · $0.13/servingBuy on iHerb · $17.27
3408TUDCA 500 mg Unflavored80/100NutricostTUDCA 500 mg Unflavoredpowder · 50 servings · $0.80/servingBuy on iHerb · $39.95

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.