Safety Considerations and Potential Side Effects of GHK-Cu Peptide GHK-Cu is generally well-tolerated, but like any active ingredient, it's important to be aware of potential side effects and contraindications
Clinical protocols show 200 mcg of each peptide provides effective GH stimulation with minimal side effects
1 H NMR (500 MHz, DMSO) 7.95 (t, J = 38.4 Hz, 5H), 7.41 (p, J = 5.1, 3.9 Hz, 18H), 7.23 (d, J = 7.4 Hz, 2H), 7.09 (d, J = 7.4 Hz, 12H), 6.96 (d, J = 19.0 Hz, 2H), 6.70 (q, J = 9.2, 8.1 Hz, 4H), 4.56 (d, J = 54.2 Hz, 2H), 4.18 (d, J = 69.9 Hz, 3H), 3.56 (tt, J = 18.3, 9.3 Hz, 7H), 3.03 2.77 (m, 10H), 1.66 1.20 (m, 54H)
Weight training preserves muscle mass, maintains metabolic rate, and improves body composition beyond what the scale shows
Johansson, Harriet, et al