More than 100 peptide drugs are currently FDA-approved in the U.S
It provides the primary nutrients known to be necessary for the breakdown of homocysteine into methionine and other metabolites, including vitamin B6 as pyridoxine and pyridoxal-5-phosphate (P5P), vitamin B12 as methylcobalamin, folate as 5-methyltetrahydrofolate (5-MTHF), trimethylglycine (TMG), and L-serine.* It is now enhanced with vitamin B2 as riboflavin-5-phosphate, Setria glutathione, zinc, and increased amounts of activated pyridoxal-5-phosphate.* As a dietary supplement, 1 capsule one or two times daily with meals, or as directed by a healthcare practitioner
Brain Research Bulletin, 176, 139-146
Bibcode:1990FEBSL.267..189A
Due to bacteriostatic effect, one vial can be used for multiple withdrawals over the time up to 28 days after initial puncture if stored correctly at 2-8C with proper sterile practise