vitamin b 12 500 mcg

In multivitamin/mineral supplements: 5 mcg to 25 mcg. pajak honda rebel 500 In B-complex vitamins: 50 mcg to 500 mcg In vitamin B12 supplements: 500 mcg to 5,000 mcg Keep in mind: Oral tablets are the most common form of vitamin B12 supplement But if you have a condition or are taking a medication that prevents your body from absorbing vitamin B12, an oral tablet