Zhan, T
Sulfur-containing foods include: Cruciferous vegetables like broccoli, cauliflower, cabbage, Brussels sprouts, and bok choy Asparagus Garlic Onion Eggs Glutathione levels can also be increased in the body by consuming foods that are rich in the amino acids cysteine and methionine
Optimized concentrations of serine and glutamine, for example, led to increased yields in a creatine phosphate fueled system
The peptide functions as a geroprotective agent with profound effects on cellular aging, circadian rhythm regulation, and systemic rejuvenation

AICART: aminoimidazolecarboxamide ribonucleotide transferase BHMT: betaine-homocysteine methyltransferase CBS: cystathionine -synthase CTGL: -cystathionase DHFR: dihydrofolate reductase DMGD: dimethylglycine dehydrogenase DNMT: DNA-methyltransferase FTD: 10-formyltetrahydrofolate dehydrogenase FTS: 10-formyltetrahydrofolate synthase GCS: -glutamylcysteine synthetase GDC: glycine decarboxylase (glycine cleavage system) GNMT: glycine N-methyltransferase GPX: glutathione peroxidase GR: glutathione reductase GS: glutathione synthetase MAT-I: methionine adenosyl transferase I MAT-III: methionine adenosyl transferase III MS: methionine synthase MTCH: 5,10-methenyltetrahydrofolate cyclohydrolase MTD: 5,10-methylenetetrahydrofolate dehydrogenase MTHFR: 5,10-methylenetetrahydrofolate reductase NE: non-enzymatic conversion PGT: Phosphoribosyl glycinamidetransformalase SAAH: S-adenosylhomocysteine hydrolase SDH: sarcosine dehydrogenase SHMT: serinehydroxymethyltransferase TS: thymidylate synthase Metabolites

See our guide on converting 2.5mg to units for more examples