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PDK4, pyruvate dehydrogenase kinase 4
For best results, we recommend placing the tube on its side during storage and shaking well before use
Both use bacteriostatic water, both require gentle swirling rather than shaking, and both need refrigerated storage after mixing
Glutathione helps protect the brain against their ravaging effects
The Role of GHK-Cu Copper Peptides in Skincare GHK-Cu (glycyl-L-histidyl-L-lysine copper) is a naturally occurring tripeptide that binds to copper ions, an essential trace mineral for skin health
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