Vitamin B-6 is an essential nutrient, required for the metabolism of lipids, carbohydrates, and proteins. Please contact our in-house customer support if you have any questions., VITAMIN B-6 BENEFITS. It is also needed for the synthesis of neurotransmitters and for converting essential fatty acids into prostaglandins (chemical messengers). It facilitates the conversion of amino acids from one to another as needed, and is necessary for normal synthesis of hemoglobin, as well as for the normal function and growth of red blood cells., SUGGESTED USE., 1 tablet daily. VITAMIN B-6 promotes a healthy immune system and helps recycle homocysteine back to the amino acid methionine, thus preventing an unwanted build-up of homocysteine. TRUSTED FOR OVER 35 YEARS. Shop Vitamin B-6 500mg by Source Naturals, Inc. - 50 Tablet at . Choose from Same Day Delivery, Drive Up or Order Pickup. Free standard shipping with $35 orders Source Naturals Wellness Formula Herbal Defense Tablets, 180 ct | Central Market - Really Into Food Source Naturals Vitamin B-6, 100 Tablets, 50 mg, Immune System Support Immune System Support Source Naturals B-1 High Potency -- 500 Mg - 100 Tablets B6 Vitamins For Women Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. It facilitates the conversion of amino acids from one to another as needed, and is necessary for normal synthesis of hemoglobin, as well as for the normal function and growth of red blood cells.