Supplement Ratings

iHerb picks

Best B Vitamins on iHerb

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Top ratedBest value

486 picks in b vitamins, highest score first

217Folic Acid & B-1268/100Swanson UltraFolic Acid & B-12capsule · 30 servings · $0.14/servingBuy on iHerb · $4.09
218B-Complex 7568/100SolarayB-Complex 75capsule · 30 servings · $0.76/servingBuy on iHerb · $22.69
219Folic Acid 1000 mcg68/100Natural FactorsFolic Acid 1000 mcgtablet · 30 servings · $0.21/servingBuy on iHerb · $6.27
220No Flush Niacin 500 mg68/100Natural FactorsNo Flush Niacin 500 mgcapsule · 30 servings · $0.55/servingBuy on iHerb · $16.55
221Folic Acid 800 mcg68/100CarlsonFolic Acid 800 mcgtablet · 1000 servings · $0.03/servingBuy on iHerb · $33.92
222Niacin Inositol Hexanicotinate 500 mg68/100Nature's BountyNiacin Inositol Hexanicotinate 500 mgcapsule · 30 servings · $0.55/servingBuy on iHerb · $16.53
2235-MTHF / B12 MC 200068/100DaVinci Laboratories Of Vermont5-MTHF / B12 MC 2000capsule · 60 servings · $0.51/servingBuy on iHerb · $30.60
2245-MTHF/B12 MC 200068/100Davinci Laboratories5-MTHF/B12 MC 2000capsule · 60 servings · $0.51/servingBuy on iHerb · $30.60
225Methyl Folate 1360 mcg DFE68/100Lake Avenue NutritionMethyl Folate 1360 mcg DFEcapsule · 120 servings · $0.07/servingBuy on iHerb · $8.05
226Folic Acid 1,200 mcg68/100Nutricost WomenFolic Acid 1,200 mcgcapsule · 120 servings · $0.09/servingBuy on iHerb · $10.50
227Kyolic GABA, Vitamin B1, B6 & B12 Formula 10168/100KyolicKyolic GABA, Vitamin B1, B6 & B12 Formula 101capsule · 150 servings · $0.22/servingBuy on iHerb · $32.77
228Folic Acid 400 mcg67/10021st CenturyFolic Acid 400 mcgtablet · 250 servings · $0.02/servingBuy on iHerb · $5.49
229Folic Acid 800 mcg67/10021st CenturyFolic Acid 800 mcgtablet · 180 servings · $0.02/servingBuy on iHerb · $4.12
230Niacinamide Vitamin B-3 500 mg67/100NOWNiacinamide Vitamin B-3 500 mgcapsule · 30 servings · $0.27/servingBuy on iHerb · $7.95
231Folic Acid Hearts67/100Nature's PlusFolic Acid Heartstablet · 30 servings · $0.31/servingBuy on iHerb · $9.31
232B-6 100 mg67/100NOWB-6 100 mgcapsule · 30 servings · $0.20/servingBuy on iHerb · $6.05
233Methyl B12 10,000 mcg67/100Protocol For Life BalanceMethyl B12 10,000 mcglozenge · 30 servings · $1.26/servingBuy on iHerb · $37.80
234Niacinamide67/100Thorne ResearchNiacinamidecapsule · 30 servings · $0.87/servingBuy on iHerb · $26.00
235Riboflavin (Vitamin B-2) 100 mg67/100Swanson Premium BrandRiboflavin (Vitamin B-2) 100 mgcapsule · 30 servings · $0.38/servingBuy on iHerb · $11.42
236Vitamin B-6 (Pyridoxine) 100 mg67/100Swanson Premium BrandVitamin B-6 (Pyridoxine) 100 mgcapsule · 30 servings · $0.36/servingBuy on iHerb · $10.79
237Vitamin B-12 500 mcg67/100Swanson Premium BrandVitamin B-12 500 mcgcapsule · 30 servings · $0.44/servingBuy on iHerb · $13.19
238P-5-P (Pyridoxal-5-Phosphate) Coenzymated Vitamin B-667/100Swanson Premium BrandP-5-P (Pyridoxal-5-Phosphate) Coenzymated Vitamin B-6capsule · 30 servings · $0.37/servingBuy on iHerb · $11.09
239Niacin 100 mg67/100Swanson Premium BrandNiacin 100 mgtablet · 30 servings · $0.42/servingBuy on iHerb · $12.49
240Double Strength P-5-P (Pyridoxal-5-Phosphate) Coenzymated B-667/100Swanson UltraDouble Strength P-5-P (Pyridoxal-5-Phosphate) Coenzymated B-6capsule · 30 servings · $0.37/servingBuy on iHerb · $11.09

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.

Best B Vitamins on iHerb (2026) - Rated by Label Quality | The Supplement Ratings