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How to implement: Dosing: 20-40 grams daily (post-workout or as snack) Choose undenatured whey (cold-processed, preserves bioactive peptides) Whey protein isolate (higher protein content, lower lactose) Best sources: Grass-fed whey isolate : Highest cysteine content Undenatured whey concentrate : Preserves immunoglobulins and glutathione precursors Avoid heat-treated : Heat denatures cysteine Timing: Post-workout (supports muscle recovery + glutathione synthesis) Morning (with breakfast) For vegans: Pea protein isolate : Lower in cysteine but can be paired with NAC Hemp protein : Moderate cysteine content Evidence: A randomized trial found that 20 grams of whey protein daily for 3 months increased lymphocyte glutathione by 35% and improved immune markers in HIV patients [15]

Hallak M, Hotra JW, Custodio D, Kruger ML (2000) Magnesium prevents seizure-induced reduction in excitatory amino acid receptor (kainate and -amino-3-hydroxy-5-methylisoxazole-4-propionic acid) binding in pregnant rat brain

It is especially beneficial for individuals who consume alcohol, as it helps reduce liver inflammation and promotes faster recovery

GONAL-f must be given in conjunction with hCG