Packaged or powdered collagen products can sometimes contain additives, flavourings, or excess sugar
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Tarangelo A, Magtanong L, Bieging-Rolett KT, Li Y, Ye J, Attardi LD, et al
Alternative approaches include supplementing with precursor nutrients such as N-acetylcysteine (NAC), which the body can use to synthesise glutathione naturally, though NAC is also not recommended for NAFLD in NICE guidance and should not be self-prescribed for liver disease
What the Evidence Actually Shows Being transparent about the evidence tier matters here more than for almost any other peptide, because the hype has outrun the approval timeline
Shi Y, Hua Q, Li N, Zhao M, Cui Y (2019) Protective effects of Evodiamine against LPS-induced acute kidney injury through regulation of ROS-NF-B-mediated inflammation