glutathione and vitamin c skin whitening cream Brightener™ Glutathione Vitamin C Face Cream.

GHK-Cu acts as a copper-binding signalling peptide that modulates the expression of thousands of genes involved in collagen remodelling, antioxidant defence, and tissue repair

M., Chen S., Sun Y., Wang Y., Na Z., Wu Z., Zhong J., Han B., Zhu X., Fu W., Li H., Luo M

[PMID: 17651140] PubMed record related to this compound for laboratory literature review

Results depend on injury type, severity, duration, individual healing capacity, and dosing protocol

Oxidative stress In a 2015 clinical trial involving 54 healthy adult participants, daily glutathione supplementation increased glutathione levels by an average of 3035% in plasma and red and white blood cells and reduced oxidative stress