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.

  • Doses, fillers and hidden blends checked
  • Today's price and cost per serving
  • One click to order on iHerb

We may earn a commission when you buy through these links, at no extra cost to you. It never changes a score or a ranking. See how we score

AllAmino AcidsAntioxidants & LongevityAshwagandha & AdaptogensB VitaminsBiotinBlood Sugar SupportBrain & NootropicsCalciumCollagenCoQ10CreatineDigestive HealthEye HealthGreens & SuperfoodsHeart HealthHerbs & BotanicalsHormone & Sexual HealthImmune SupportIronJoint SupportLiver & DetoxMagnesiumMelatonin & SleepMinerals & ElectrolytesMultivitaminsMushroomsOmega-3 & Fish OilPre-WorkoutProbioticsProtein SupplementsTurmeric & CurcuminUrinary HealthVitamin CVitamin DVitamins A, E & KWeight ManagementZinc
Top ratedBest value

Highest score first

11881Standardized Valerian67/100Nature's WayStandardized Valeriancapsule · 45 servings · $0.29/servingBuy on iHerb · $12.99
11882Sustained Release Vitamin C With PureWay-C67/100Doctor's BestSustained Release Vitamin C With PureWay-Ctablet · 60 servings · $0.17/servingBuy on iHerb · $9.99
11883Best Fully Active B12 (MethylCobalamin) 1500 mcg67/100Doctor's BestBest Fully Active B12 (MethylCobalamin) 1500 mcgcapsule · 60 servings · $0.15/servingBuy on iHerb · $9.26
11884Vitamin C 1000 mg With Bioflavonoids67/100Nature's WayVitamin C 1000 mg With Bioflavonoidscapsule · 30 servings · $0.50/servingBuy on iHerb · $14.99
11885Siliphos Phytosome 160 mg67/100Natural FactorsSiliphos Phytosome 160 mgcapsule · 30 servings · $0.64/servingBuy on iHerb · $19.08
11886Aloe Vera Gels67/100Protocol For Life BalanceAloe Vera Gelssoftgel · 50 servings · $0.40/servingBuy on iHerb · $19.95
118875-Methyl Folate 1,000 mcg67/100Protocol For Life Balance5-Methyl Folate 1,000 mcgtablet · 30 servings · $0.80/servingBuy on iHerb · $24.00
11888Concord Grape67/100Buried Treasure Liquid NutrientsConcord Grapeliquid · 32 servings · $0.84/servingBuy on iHerb · $27.02
11889MagPure Glycinate Capsules67/100Jigsaw HealthMagPure Glycinate Capsulescapsule · 120 servings · $0.25/servingBuy on iHerb · $29.97
11890Extra Strength Phosphatidyl Serine 300 mg67/100Protocol For Life BalanceExtra Strength Phosphatidyl Serine 300 mgsoftgel · 30 servings · $2.27/servingBuy on iHerb · $68.25
11891B-2 100 mg67/100Nature's BountyB-2 100 mgtablet · 30 servings · $0.22/servingBuy on iHerb · $6.59
11892E 180 mg67/100Nature's BountyE 180 mgsoftgel · 30 servings · $0.39/servingBuy on iHerb · $11.56
11893Certified Vegan D3 5000 IU67/100Country LifeCertified Vegan D3 5000 IUsoftgel · 30 servings · $0.61/servingBuy on iHerb · $18.29
11894Sunfower Vitamin E 400 IU67/100Natural Factors Whole Earth & SeaSunfower Vitamin E 400 IUsoftgel · 30 servings · $0.66/servingBuy on iHerb · $19.81
118955-Methyl Folate 5,000 mcg67/100Protocol For Life Balance5-Methyl Folate 5,000 mcgcapsule · 30 servings · $1.61/servingBuy on iHerb · $48.30
11896DGL Ultra German German Chocolate Flavored67/100Enzymatic TherapyDGL Ultra German German Chocolate Flavoredchewable · 30 servings · $0.62/servingBuy on iHerb · $18.49
11897Dandelion Root 525 mg67/100Nature's WayDandelion Root 525 mgcapsule · 33 servings · $0.24/servingBuy on iHerb · $7.81
11898Black Elderberry 575 mg67/100Nature's WayBlack Elderberry 575 mgcapsule · 50 servings · $0.23/servingBuy on iHerb · $11.41
11899Glucomannan From Konjac Root67/100Nature's WayGlucomannan From Konjac Rootcapsule · 33 servings · $0.38/servingBuy on iHerb · $12.50
11900Vitamin D3 (Cholecalciferol) 10,000 IU67/100SolgarVitamin D3 (Cholecalciferol) 10,000 IUsoftgel · 30 servings · $0.49/servingBuy on iHerb · $14.67
11901Slippery Elm Bark 400 mg67/100Nature's WaySlippery Elm Bark 400 mgcapsule · 25 servings · $0.34/servingBuy on iHerb · $8.50
11902EpiCor 500 mg67/100Source Naturals WellnessEpiCor 500 mgcapsule · 30 servings · $0.46/servingBuy on iHerb · $13.76
1190312-Hour Vitamin C With PureWay-C 500 mg67/100Doctor's Best12-Hour Vitamin C With PureWay-C 500 mgtablet · 60 servings · $0.17/servingBuy on iHerb · $9.99
11904Vitamin C with Quali-C 1000 mg67/100Doctor's BestVitamin C with Quali-C 1000 mgcapsule · 120 servings · $0.17/servingBuy on iHerb · $19.99

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.