After the plasma membrane carrier-mediated GSH release from the cell, GSH becomes accessible to the active site of - glutamyl transpeptidase, which catalyzes the breakdown of the GSH - glutamyl bond forming two fractions: The -glutamyl fraction and the cysteinyl-glycine by transferring the -glutamyl fraction to an amino acid acceptor, forming -glutamyl-amino acid
In the U.S., concentrations of 4% or higher are available as a prescription or compounded to treat stubborn pigment conditions like melasma, says Dr
Advanced dosing protocols Maximum anti-aging (aggressive): Week 1-4: 3mg daily (7x weekly) Week 5-12: 2mg 5x weekly Uses: 100mg+ total (2 vials) Cost: $160-300 Results: Maximum possible benefits Maintenance protocol: After initial 12-16 week intensive 1-2mg 2-3x weekly Maintain results More sustainable long-term Cycling approach: 12 weeks intensive (2-3mg, 5x weekly) 4 weeks off or maintenance Repeat Good for long-term use Use our peptide calculator , peptide cost calculator , peptide dosing guide , and peptide dosage chart
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