Vitamin B12
iHerb

Natural Factors B12 Methylcobalamin 1 000 mcg 180 Chewable Tablets

19,127 KRW
4.8 · 9,885 reviews
Listing confidence 99/100 · A

Listing confidence

Methodology
Grade A
99/100Method 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
14 / 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
1,000mcg41,667% of daily reference

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

Price breakdown

per 1 mg
106 KRWRank 45 of 100 Vitamin B12 products
Cost per day
106 KRW
Supply
180 days
Total servings
180
Total amount
180,000mcg

Product features

Potency
Ultra high potency
Dosage form
Tablet

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

19,127 KRWper 1 mg 106 KRW
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