Methyl CpG is a comprehensive formula that includes targeted amounts of five key nutrients designed to aggressively support methylation and homocysteine balance in the body.* Methyl CpG provides high-concentration folate as Quatrefolic® - 100% 5-MTHF, the biologically active form, and trimethyl glycine. The formula includes key methylation vitamins B2, B6 and B12 (methylcobalamin). This specific blend of methyl donors supports methylation, homocysteine balance, neurotransmitter production, healthy hormone balance and optimal detoxification.*