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The Journal of Biological Chemistry 2004
Once absorbed, GHK-Cu acts as a signaling peptide, supporting the skin's natural renewal processes and helping maintain a healthy, youthful-looking complexion
More specifically, its a basic building block of glutathione, which has been coined the mother of all antioxidants. L-cysteine supplementation, also known as N-acetyl-L-cysteine (NAC), is valued for its ability to increase glutathione levels in the body, which is extremely important for lung function, brain function and liver detoxification
Additionally, the efficiency of antioxidants is affected by their concentration and distribution within the system, such as their localization at interfaces (Shahidi and Zhong 2011)
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