Nutritional Support N, N-Dimethyl Glycine Methyl Donor Non-GMO A Dietary Supplement Vegetarian/Vegan Vitamins Family Owned Since 1968 GMP Quality Assured DMG (Dimethylglycine), also known as Pangamic Acid, is a derivative of the amino acid Glycine that can be found in foods such as beans, brown rice and pumpkin seeds. DMG is an important methyl donor that participates in numerous biochemical pathways and is important for glutathione synthesis. It also helps to promote optimal cellular oxygen utilization and supports the production of cells involved in the immune response.