HydroxoCobalamin, B12 Lozenge Cherry Flavored, Value Size, 240 Sublingual Tablets, Source NaturalsSource Naturals HydroxoCobalamin Vitamin B12 Cherry Flavored Lozenge Hydroxocobalamin is the form of B 12 that is transported in the blood, before it is converted into the coenzyme forms of methylcobalamin or adenosylcobalamin inside the cell. Vitamin B 12 helps support normal homocysteine levels, healthy brain cells and nerve tissues, and the production of red blood cells that carry oxygen to the cells and tissues. Source Naturals Hydroxocabalamin B