This peptide is not FDA approved, and there is no human safety data
Free radicals are one of the leading causes of premature aging, leading to wrinkles, fine lines, and sagging skin
Fine-line softening and initial firming emerge from week 6 to 8 as new collagen synthesis ramps up under GHK-Cu and PDRN influence
If the pen was in a hot car, on a sunny windowsill, or in a room without air conditioning during summer, the situation is more concerning
Researchers commonly: Store compounds in cool environments Keep vials sealed Protect peptides from moisture Avoid excessive heat exposure Use controlled laboratory handling procedures Many researchers also purchase bacteriostatic water during laboratory preparation and reconstitution processes involving lyophilized peptides
BAC water follows the same rule across all brands: 28 days once opened, and good until the printed expiry date while sealed