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Description
Despite being originally classified as a non-essential amino acid [32] in healthy individuals [33], abundant evidence suggests that glutamine is essential in specific stress situations such as severe illness, trauma, and overtraining [9, 34,35,36,37,38]
This is one of the few published studies that directly compares copper peptides against retinoids and vitamin C on the same outcome measure
PMID: 35159361 Tew, K.D
Open Biology, 10 (7), Article 200004
