Biogena Vitamin B12 Drops contain the three naturally occurring vitamin B12 compounds in one product: methylcobalamin (M), hydroxocobalamin (H) and adenosylcobalamin (A). With the pleasantly fresh fruity taste of plums, apple and black currant, Biogena Vitamin B12 drops are a convincingly simple and tasty alternative for anyone who cannot or does not want to swallow capsules