NN-Dimethylglycine (DMG) is produced naturally in both humans and animals. It supports proper immune response cardiovascular function skin health glucose metabolism and proper nerve and brain functions. Since DMG supports the immune system your cat can have greater immune support and maintain good health. DMG helps the body to better utilize oxygen at the cellular level and to support respiratory function. DMG can help your cat build wellness by contributing methyl groups for transmethylation. This process of transmethylation is essential for the synthesis of vitamins hormones enzymes and for supporting liver detoxification.