P-5-P is the active co-enzyme form of vitamin B6, and is a more absorbable form of the vitamin. The co-enzymes of vitamin B6 play an important role in the production of red blood cells, metabolism of carbohydrates, fats and proteins, energy release from foods, and maintaining a healthy nervous system and brain function. Heavy drinkers, smokers, menstruating and pregnant women, women during the menopause, adolescents, the elderly, those with a mentally or physically demanding lifestyle, and those on certain prescription medication (e.g. some antibiotics, blood pressure medication and contraceptive pills) may have an increased dietary requirement for vitamin B6. Available in pack sizes of: 30's and 120's. Suitable for: Kosher, vegan and vegetarian diets.