Zepbound / tirzepatide FDA-approved since November 2023
Common checks: is the dose adequate (200-300 g/day minimum based on allometric scaling)
GHK-Cu with retinol and vitamin C Skincare combinations: GHK-Cu + Retinol: Can use together but separate timing Morning: GHK-Cu topical Evening: Retinol OR alternate days Start slowly (every 3rd day retinol) GHK-Cu + Vitamin C: Compatible, can layer Apply vitamin C first Wait 5-10 minutes Apply GHK-Cu Or use different times of day Complete skincare protocol: Morning: Cleanse, vitamin C, GHK-Cu, moisturizer, SPF Evening: Cleanse, GHK-Cu, retinol (alternate days), moisturizer See our can you use peptides and retinol together and should copper peptides be refrigerated
It is not explicitly named in the Misuse of Drugs Act, and it is not a psychoactive substance
Research peptides have not undergone the same large-scale approval processes as prescription medications
Several commenters cited crosswalks to similar products as valid data points