Supplement Ratings

iHerb picks

Best B Vitamins 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

486 picks in b vitamins, highest score first

433Vitamin B12 1000 mcg62/100SolgarVitamin B12 1000 mcgother · 30 servings · $0.36/servingBuy on iHerb · $10.80
434Vitamin B 12 1000 mcg62/100SolgarVitamin B 12 1000 mcgother · 30 servings · $0.82/servingBuy on iHerb · $24.64
435Sublingual Vitamin B12 5000 mcg62/100SolgarSublingual Vitamin B12 5000 mcgother · 30 servings · $0.35/servingBuy on iHerb · $10.49
436Vitamin B2 100 mg62/100SolgarVitamin B2 100 mgcapsule · 30 servings · $0.33/servingBuy on iHerb · $9.88
437Folate 1000 mcg (As Metafolin)62/100SolgarFolate 1000 mcg (As Metafolin)tablet · 30 servings · $0.80/servingBuy on iHerb · $23.87
438Vitamin B-12 500 mcg62/100Nature's PlusVitamin B-12 500 mcgtablet · 30 servings · $0.44/servingBuy on iHerb · $13.13
439Lecithin, Kelp, B-6 & Cider Vinegar62/100Swanson Best Weight-Control FormulasLecithin, Kelp, B-6 & Cider Vinegartablet · 120 servings · $0.07/servingBuy on iHerb · $8.35
440B-12 2,000 mcg61/100NOWB-12 2,000 mcglozenge · 30 servings · $0.33/servingBuy on iHerb · $9.99
441Vitamin B6 100 mg61/100Country LifeVitamin B6 100 mgtablet · 30 servings · $0.49/servingBuy on iHerb · $14.79
442Vitamin B12 1000 mcg61/100Country LifeVitamin B12 1000 mcgtablet · 30 servings · $0.45/servingBuy on iHerb · $13.49
443Niacin 500 mg Vitamin B-361/100NOWNiacin 500 mg Vitamin B-3capsule · 30 servings · $0.24/servingBuy on iHerb · $7.33
444Vitamin B-1 100 mg61/100Swanson Premium BrandVitamin B-1 100 mgcapsule · 30 servings · $0.66/servingBuy on iHerb · $19.89
445Vitamin B12 2500 mcg61/100Nature MadeVitamin B12 2500 mcgtablet · 30 servings · $0.46/servingBuy on iHerb · $13.90
446Vitamin B12 1000 mcg61/100Nature MadeVitamin B12 1000 mcgtablet · 30 servings · $0.34/servingBuy on iHerb · $10.22
447Methyl-Cobalamin 1 mg61/100Life ExtensionMethyl-Cobalamin 1 mglozenge · 30 servings · $0.25/servingBuy on iHerb · $7.50
448Methyl-Cobalamin 5 mg61/100Life ExtensionMethyl-Cobalamin 5 mglozenge · 30 servings · $0.80/servingBuy on iHerb · $24.00
449Methyl B-12 Lemon Flavor 1000 mcg61/100Jarrow FormulasMethyl B-12 Lemon Flavor 1000 mcglozenge · 100 servings · $0.12/servingBuy on iHerb · $11.92
450Methyl B-12 Cherry Flavor 5000 mcg61/100Jarrow FormulasMethyl B-12 Cherry Flavor 5000 mcglozenge · 60 servings · $0.46/servingBuy on iHerb · $27.52
451Methyl B-12 Cherry Flavor 500 mcg61/100Jarrow FormulasMethyl B-12 Cherry Flavor 500 mcglozenge · 100 servings · $0.09/servingBuy on iHerb · $9.43
452Megasorb Vitamin B12 5000 mcg61/100SolgarMegasorb Vitamin B12 5000 mcgother · 30 servings · $0.35/servingBuy on iHerb · $10.49
453Sublingual Methylcobalamin (Vitamon B12) 5000 mcg61/100SolgarSublingual Methylcobalamin (Vitamon B12) 5000 mcgother · 30 servings · $0.41/servingBuy on iHerb · $12.31
454Super Potency Vitamin B 1 (Thiamin) 500 mg61/100SolgarSuper Potency Vitamin B 1 (Thiamin) 500 mgtablet · 30 servings · $0.54/servingBuy on iHerb · $16.06
455Vitamin B12 100 mcg61/100SolgarVitamin B12 100 mcgtablet · 30 servings · $0.23/servingBuy on iHerb · $6.79
456Sustained-Release Niacin with niaXtend 500 mg61/100Doctor's BestSustained-Release Niacin with niaXtend 500 mgtablet · 120 servings · $0.15/servingBuy on iHerb · $17.99

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. See the full Best B Vitamins 2026 ranking.