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Vitamin B-12

B12 by 21st Century

Sold as “21st Century Vitamin B-12, 500 mcg, 110 Tablets”

Supports 9 goals and 10 benefits, based on 1 supplement and 12,623 published studies.

Price
$5 – $10
Price rank
Cheapest 10%
by price in B12

Supplement Facts

Serving size: 1 Tablet(s)

Vitamin B12500 mcg20833%
Calcium100 mg8%

Suggested use: As a vitamin supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage.

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Evidence from published research

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