Important Safety Information Pregnancy or breastfeeding (hard contraindication for estriol-containing formulas) Hormone-sensitive cancer history (ER-positive breast, endometrial) flags estriol formulas for provider review Known copper allergy (GHK-Cu formulas) Open wounds, broken skin, or active infection at application site Wilson's disease or other copper-handling disorder (flag for provider review) Current SSRI, SNRI, MAOI, or TCA therapy (flag for methylene blue cream review) Frequently asked questions about skin & hair peptides What do peptides do for skin
For collagen stimulation: Retinoids Other proprietary anti-aging peptides and signaling molecules t For texture and tone improvement: For skin barrier repair: Many dermatologists view copper peptides as a supporting ingredient, layered into a routine that already includes proven treatments
Wipe both vials: Clean the top of the peptide vial and the bacteriostatic water vial with an alcohol swab
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Feedback from Real Ishin Users Here are some of the real glow stories shared by Ishin customers: Matagal ko nang gamit ang Ishin Premium Glutathione at super happy ako sa results
Ex vivo studies using dissected hair follicle organ cultures allow researchers to observe the effects of GHK-Cu on the hair cycle itself, particularly its potential to prolong the anagen (growth) phase
