Hydroxy B12 liquid uses hydroxocobalamin because it is the direct precursor to Methyl B12, and allows for a more gentle form of vitamin B supplementation. Hydroxy B12$34.00PriceQuantity*Suggested use for:energydetoxbuilding B12 to be stored in the bodyActive ingredients:Hydroxy B12Other ingredients:choline, hydroxy-beta-cyclodextrin (HBCD), glycine, micro cellulose, fruit flavoring, potassium sorbate, citricidal