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11 Conversely, in a study assessing a cream containing 0.1% GSH-C4, 0.5% beta-glycyrrhetic acid, and 10% azelaic acid, 10 percent of the participants discontinued due to lower skin irritation

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This reaction converts the reduced form of glutathione (GSH) into oxidized glutathione (GSSG), which is then reduced back to GSH by glutathione reductase (GR), using electrons from NADPH (Vairetti et al., 2021)

7 Of note, neutrophils from GS-deficient patients, despite normal phagocytosis and increased release of hydrogen peroxide, are less efficient in killing bacteria, indicating a helper role for GSH in the bactericidal activity

(2007) Vitamin B 12 and the risk of neural tube defects in a folic-acid-fortified population