That said, GHK-Cu has a legitimate and valuable role in weight loss protocols, just not the role most people are searching for
28 April 2023
Xiao L, Zhang H, Wang Y, Li J, Yang G, Wang L, et al
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An animal study showed that NAC increased histamine release in conjunction with fluoride.[ref] In people given IV n-acetylcysteine in a hospital setting for acetaminophen poisoning, about 8% of the patients had an anaphylactoid reaction, defined as cutaneous (urticaria, pruritus, angioedema) or systemic (hypotension, respiratory symptoms) within five hours of receiving the IV
On other hand, sulfur is essential for the synthesis of sulfur containing amino acids like cysteine and methionine which are important for structure and function of antioxidants enzymes