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Description
Apparently, the peptide may also have better supported fibroblast survival under oxidative stress, a condition commonly present in injured tendon cell cultures

Both peptides stimulate your pituitary gland to release more growth hormone
PQQ in Humans Pyrroloquinoline quinone (PQQ) was first isolated in 1979, when it was discovered to be a cofactor for enzymatic reactions in bacteria [2]
Libido & sexual function Studied in early human and animal research on arousal and pair-bonding

GHK-Cu vs AHK-Cu isnt a battle
