While glutathione does play a legitimate role in cellular repair and immune function, oral supplements have poor bioavailability because digestive enzymes break them down before absorption
Tsaousidou E, Paeger L, Belgardt BF, Pal M, Wunderlich CM, Brnneke H, Collienne U, Hampel B, Wunderlich FT, Schmidt-Supprian M, Kloppenburg P, Brning JC (2014) Distinct roles for JNK and IKK activation in Agouti-related peptide neurons in the development of obesity and insulin resistance
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However, the speed of results can vary based on individual factors, including treatment consistency, general health, and metabolism
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