Pyridoxine, or vitamin B6, is one of eight B vitamins.
It helps the body convert food into fuel, metabolize fats and proteins, maintain proper functioning of nerves, and produce red blood cells.
Vitamin B6 is found in many foods, is added to foods, and is available as a dietary supplement.
The vitamin is used to treat and prevent a vitamin B6 deficiency, which can result from certain medicines, medical conditions, or a poor diet.
A serious vitamin B6 deficiency is relatively uncommon in the United States, but it is more likely in children and the elderly.
People with certain conditions also have a higher risk of vitamin B6 deficiency, including those who have: