is ghk cu a collagen peptide GHK-Cu - for Collagen, Healing & Anti-Aging GHK-Cu is a copper peptide

"5-deoxyadenosylcobalamin and methylcobalamin as sources for Vitamin B 12 added as a nutritional substance in food supplements: Scientific opinion of the Scientific Panel on Food Additives and Nutrient Sources added to food"

Its important to consume enough vitamin B12 to keep the body working properly

For GHK-Cu, the strongest human evidence is in wound healing, diabetic ulcer treatment, and hair loss (multiple randomized trials in androgenetic alopecia)

Sermorelin How Sermorelin Works Sermorelin is a synthetic peptide analog of growth hormone-releasing hormone (GHRH 1-29) the active portion of the natural GHRH molecule responsible for stimulating the pituitary to release growth hormone (GH)