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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Learn more about the proven, quantitative results and view the full clinical studies here
GHK-Cu Neck & Face Serum features a 4% concentration of Copper Tripeptide-1.This lightweight, everyday-use serum is enriched with a naturally derived copper complex to support skin barrier health
Vitamins B6, B12, and folic acid protect against nerve damage and reduce elevated homocysteine levels - which can play a role in the development of tinnitus and acute hearing loss
it is also about sterility, labeling, temperature control, and whether the material can be defended in a clean research workflow
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