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Immune System Support: Supports healthy immune system function and overall wellbeing
That warning stems from animal studies that suggested a possible increased risk, though more recent research published in 2025 suggests the same risk may not apply to humans
Currently, genetic deficiencies have been reported for five of the enzymes in the cycle: -glutamylcysteine synthetase, GSS, -glutamyl transpeptidase, 5-oxoprolinase, and dipeptidase (1)
Community consensus starting point: the most-reported protocol across years of ExcelMale threads is 1 mL, 23 times per week, SQ or IM
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