Used as a nutritional supplement to prevent or treat vitamin B6 deficiency, which can support nerve function and reduce symptoms like numbness and tingling. Commonly included in multivitamin formulations and B-complex supplements. Plays a role in amino acid metabolism, neurotransmitter synthesis, and red blood cell formation. Used in pharmaceuticals to manage certain types of anemia and nerve-related conditions. Also added to fortified foods and animal feed to ensure adequate dietary intake.