SEARCH Articles Figures Tables Niacin (Vitamin B3) and Nicotinamide Adenine Dinucleotide Phosphate (NADP Phosphate effects vitamin Phosphate, absorption vitamin D metabolism Pyridoxal Phosphate (Vitamin B6) as Coenzyme for Transamination Pyridoxine (vitamin pyridoxal phosphate Pyridoxine (vitamin pyridoxamine phosphate Vitamin D (cont phosphate absorption Vitamin Phosphate Esters Vitamin phosphate increased Vitamin pyridoxal phosphate Vitamin pyridoxine phosphate oxidase