Bio-Active Vitamin B6 with Magnesium & Zinc For Your Good Health - Terry Dietary Supplement Kosher Vegan Non-GMO Pyridoxal-5-Phosphate (P-5-P) is the active form of Vitamin B6. Unlike other forms, it does not require conversion by the liver. P-5-P, along with chelated magnesium and zinc: Provides significant support for heart health Aids tendon, ligament and cartilage function Supports protein metabolism and muscle growth Enhances serotonin and dopamine formation Supports nervous system function in children and adults