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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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

12433Biotin 5 mg64/100Country LifeBiotin 5 mgcapsule · 30 servings · $0.79/servingBuy on iHerb · $23.59
12434Cholesterol Shield64/100Enzymatic TherapyCholesterol Shieldtablet · 30 servings · $1.01/servingBuy on iHerb · $30.41
12435P5P 5064/100Pure EncapsulationsP5P 50capsule · 30 servings · $1.75/servingBuy on iHerb · $52.50
12436Target-Mins Zinc 50 mg64/100Country LifeTarget-Mins Zinc 50 mgtablet · 30 servings · $0.44/servingBuy on iHerb · $13.19
12437Chelated Zinc 50 mg64/100Country LifeChelated Zinc 50 mgtablet · 30 servings · $0.48/servingBuy on iHerb · $14.49
12438Vegetarian, Dry Vitamin D 1,000 IU64/100NOWVegetarian, Dry Vitamin D 1,000 IUcapsule · 30 servings · $0.24/servingBuy on iHerb · $7.33
12439B-1 100 mg64/100NOWB-1 100 mgtablet · 30 servings · $0.20/servingBuy on iHerb · $6.00
12440Time Release Vitamin C 1000 mg With Rose Hips64/100Country LifeTime Release Vitamin C 1000 mg With Rose Hipstablet · 30 servings · $0.57/servingBuy on iHerb · $16.99
12441Biotin 5,000 mcg64/100NOWBiotin 5,000 mcgcapsule · 30 servings · $0.31/servingBuy on iHerb · $9.43
12442Double Strength Flush-Free Niacin 500 mg64/100NOWDouble Strength Flush-Free Niacin 500 mgcapsule · 30 servings · $0.48/servingBuy on iHerb · $14.32
12443Pantothenic Acid 500 mg64/100NOWPantothenic Acid 500 mgcapsule · 30 servings · $0.61/servingBuy on iHerb · $18.42
12444Hi-Potency Biotin 1000 mcg64/100Country LifeHi-Potency Biotin 1000 mcgtablet · 30 servings · $0.47/servingBuy on iHerb · $14.19
12445Methyl B-12 1000 mcg64/100NOWMethyl B-12 1000 mcglozenge · 30 servings · $0.23/servingBuy on iHerb · $6.84
12446Vegetarian Dry E-40064/100NOWVegetarian Dry E-400capsule · 30 servings · $0.57/servingBuy on iHerb · $17.13
12447C-1000 With 100 mg Of Bioflavonoids64/100NOWC-1000 With 100 mg Of Bioflavonoidscapsule · 30 servings · $0.31/servingBuy on iHerb · $9.16
12448C-1000 Buffered C64/100NOWC-1000 Buffered Ctablet · 30 servings · $0.41/servingBuy on iHerb · $12.24
12449Liquid Sunshine 5000 IU Vitamin D3 Tropical Citrus Flavor64/100Nature's PlusLiquid Sunshine 5000 IU Vitamin D3 Tropical Citrus Flavorliquid · 32 servings · $0.53/servingBuy on iHerb · $16.96
12450Biotin 5,000 mcg64/100Protocol For Life BalanceBiotin 5,000 mcgcapsule · 30 servings · $0.63/servingBuy on iHerb · $18.90
12451Glucosamine & Chondroitin64/100Protocol For Life BalanceGlucosamine & Chondroitintablet · 60 servings · $0.84/servingBuy on iHerb · $50.40
12452Riboflavin 5'-Phosphate64/100Thorne ResearchRiboflavin 5'-Phosphatecapsule · 30 servings · $1.07/servingBuy on iHerb · $32.00
12453Biotin-864/100Thorne ResearchBiotin-8capsule · 30 servings · $0.93/servingBuy on iHerb · $28.00
12454Methylcobalamin64/100Thorne ResearchMethylcobalamincapsule · 30 servings · $0.80/servingBuy on iHerb · $24.00
12455Pyridoxal 5'-Phosphate64/100Thorne ResearchPyridoxal 5'-Phosphatecapsule · 30 servings · $1.87/servingBuy on iHerb · $56.00
124565-MTHF 5 mg64/100Thorne Research5-MTHF 5 mgcapsule · 30 servings · $2.33/servingBuy on iHerb · $70.04

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.