what color is ghk cu 99% Pure Copper Peptides (ghk-cu) | Great for DIY - 1 Gram Cu works into the skin easily GHK-CU – C2 Peptides
Description
05 Independent Lab Testing All testing by ISO/IEC 17025:2017 accredited third-party labs

If your vial or pen has been frozen, do not use it

The copper is chelated to the peptide and used locally by skin cells

Timing Follow-up Marker Comprehensive metabolic panel (CMP) Why it matters Reviews kidney function, liver enzymes, electrolytes, and glucose, which matter when GI symptoms or dehydration occur

It binds to a receptor called TrkB on the surface of neurons

At 15 mg weekly, the same vial provides two doses, covering two weeks
