paraxanthine increases glutathione catalase metabolism. The activity of and peroxidase enzymes New Preclinical Study Shows Paraxanthine

& Caldwell, R

This enzyme is a key player in the production of dark melanin (eumelanin)

When you consider skin is the largest organ of the body and that under a microscope pores look like little holes, then you can create a visual that whatever you put on your skin drops in through the pores into the bloodstream

Protein Sources: Grass-fed beef, poultry, and fish contain the amino acids (cysteine, glycine, and glutamate) necessary for synthesis

Annu Rev Biochem 52:711760 Min B, Kim S, Oh YL, Kong WS, Park H, Cho HJ, Jang KY, Kim JG, Choi IG (2018) Genomic discovery of the hypsin gene and biosynthetic pathways for terpenoids in Hypsizygus marmoreus