ghk-cu injectable vs topical Transform Your Skin: & Red Light Therapy Update GHK-Cu Copper Peptides: Topical vs

10.1038/nn1633 Nat

Only a handful of other compounds show similar potential, including resveratrol, which activates sirtuins linked to telomere preservation

Severe allergic reactions are rare, but medical advice should be sought if symptoms persist

10.1038/s41598-018-33921-x Sci

Side-effect profile (BPC 157 peptide side effects + TB-500): generally mild and short-lived in reports headaches, nausea, transient blood-pressure changes, injection-site irritation

As mentioned, the specific issue could be a strong effect on increasing angiogenesis, increased VEGF, increased egr-1 gene, increased NO, or eNOS stimulation and counteraction of increased free radical formation