Source Naturals, B-12, Sublingual, 2,000 mcg, 100 Tablets

Vitamin B-12 is an essential nutrient, involved in energy production, brain and nerve health. It is necessary for Proper DNA replication, red blood cell production and myelin sheath formation to dissolve easily under the tongue for easy absorption.

Suggested use: 1 tablet daily. Place tablet under tongue and allow to dissolve slowly altering its position to avoid prolonged contact with the same area.