Supplement Ratings

iHerb picks

Best Vitamin D 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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Top ratedBest value

425 picks in vitamin d, highest score first

1Vegan D3 Organic Spray 1,000 IU (25 mcg)88/100Garden of Life MyKind OrganicsVegan D3 Organic Spray 1,000 IU (25 mcg)liquid · 125 servings · $0.14/servingBuy on iHerb · $17.49
2Vitamin D3 500 IU Natural Black Cherry87/100Nature's Plus Source of Life Animal ParadeVitamin D3 500 IU Natural Black Cherrytablet · 30 servings · $0.37/servingBuy on iHerb · $11.01
3Vitamin D-3 & K-2 1,000 IU/45 mcg86/100NOWVitamin D-3 & K-2 1,000 IU/45 mcgcapsule · 120 servings · $0.08/servingBuy on iHerb · $9.17
4D3 1,000 IU85/100Protocol For Life BalanceD3 1,000 IUsoftgel · 30 servings · $0.30/servingBuy on iHerb · $9.00
5Liquid Vitamin D-385/100Protocol For Life BalanceLiquid Vitamin D-3liquid · 535 servings · $0.02/servingBuy on iHerb · $11.55
6Vitamin D-3 400 IU85/100NOWVitamin D-3 400 IUsoftgel · 30 servings · $0.17/servingBuy on iHerb · $5.03
7Liquid Vitamin D-385/100NOWLiquid Vitamin D-3liquid · 535 servings · $0.01/servingBuy on iHerb · $6.14
8Liquid Vitamin D385/100Protocol For Life BalanceLiquid Vitamin D3liquid · 535 servings · $0.02/servingBuy on iHerb · $11.55
9Vitamin D3 Natural Berry Flavor85/100ChildLife EssentialsVitamin D3 Natural Berry Flavorliquid · 115 servings · $0.09/servingBuy on iHerb · $9.99
10Vitamin D3 25 mcg Unflavored85/100Natural FactorsVitamin D3 25 mcg Unflavoredliquid · 500 servings · $0.03/servingBuy on iHerb · $14.39
11Vitamin D3 10 mcg (400 IU) Unflavored85/100Natural FactorsVitamin D3 10 mcg (400 IU) Unflavoredliquid · 500 servings · $0.02/servingBuy on iHerb · $11.17
12Vitamin D/K285/100ThorneVitamin D/K2liquid · 600 servings · $0.06/servingBuy on iHerb · $34.00
13Vitamin D3 100085/100Nordic NaturalsVitamin D3 1000softgel · 120 servings · $0.13/servingBuy on iHerb · $15.26
14Vitamin D3 500 IU Natural Black Cherry Flavor85/100Nature's Plus Source of Life Animal ParadeVitamin D3 500 IU Natural Black Cherry Flavorchewable · 30 servings · $0.45/servingBuy on iHerb · $13.56
15Vitamin D3 1000 IU85/100Doctor's BestVitamin D3 1000 IUsoftgel · 180 servings · $0.06/servingBuy on iHerb · $9.99
16High Potency Vitamin D-3 1,000 IU85/100NOWHigh Potency Vitamin D-3 1,000 IUsoftgel · 30 servings · $0.18/servingBuy on iHerb · $5.50
17Vitamin D3 25 mcg (1000 IU)85/100Country LifeVitamin D3 25 mcg (1000 IU)softgel · 30 servings · $0.51/servingBuy on iHerb · $15.29
18Extra Strength Liquid Vitamin D-3 1,000 IU85/100NOWExtra Strength Liquid Vitamin D-3 1,000 IUliquid · 1071 servings · $0.008/servingBuy on iHerb · $8.60
19Baby's Super Daily D3 400 IU85/100CarlsonBaby's Super Daily D3 400 IUliquid · 30 servings · $0.42/servingBuy on iHerb · $12.65
20Super Daily D3 1,000 IU (25 mcg)85/100CarlsonSuper Daily D3 1,000 IU (25 mcg)liquid · 365 servings · $0.04/servingBuy on iHerb · $14.45
21Vitamin D3 Drops for Kids 10 mcg (400 IU) Unflavored85/100Natural FactorsVitamin D3 Drops for Kids 10 mcg (400 IU) Unflavoredliquid · 500 servings · $0.02/servingBuy on iHerb · $11.17
22Vitamin D3 25 mcg (1000 IU) Unflavored85/100Natural FactorsVitamin D3 25 mcg (1000 IU) Unflavoredliquid · 500 servings · $0.03/servingBuy on iHerb · $14.39
23Vitamin D3 1000 Orange Flavor85/100Nordic NaturalsVitamin D3 1000 Orange Flavorsoftgel · 120 servings · $0.13/servingBuy on iHerb · $15.26
24Vitamin D3 25 mcg (1000 IU)85/100Life ExtensionVitamin D3 25 mcg (1000 IU)softgel · 30 servings · $0.33/servingBuy on iHerb · $9.75

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. See the full Best Vitamin D 2026 ranking.