Vitamin B12
iHerb

21st Century Vitamin B 12 500 mcg 110 Tablets

6,495 KRW
4.7 · 13,092 reviews
Listing confidence 100/100 · A

Listing confidence

Methodology
Grade A
100/100Method v2026.08
Retailer verification
25 / 25Retailer, direct purchase URL, brand and product identity
Label information
30 / 30Ingredient, amount per serving, frequency, quantity and dosage form
Product identity
15 / 15Verified product image and retailer image domain
Sales record
15 / 15Rating availability and review-count range
Data validation
15 / 15Price, amount, rating range and linked categories

This is not a score of product efficacy or safety.

Supplement facts

Serving size
1 Tablet
Servings per day
1
Vitamin B12
500mcg20,833% of daily reference

Daily reference 2.4mcg · Upper limit 1,000,000mcg

Price breakdown

per 1 mg
118 KRWRank 51 of 100 Vitamin B12 products
Cost per day
59 KRW
Supply
110 days
Total servings
110
Total amount
55,000mcg

Product features

Potency
High potency
Dosage form
Tablet

This site organizes information from product listings. Verify the current label and terms on iHerb before buying.

6,495 KRWper 1 mg 118 KRW
View at iHerb