Skin, Hair & AestheticA clinical look at copper peptides (GHK-Cu) and Matrixyl for striae distensae. No dedicated human trial exists for either — both grade D for stretch marks specifically, despite stronger data on other skin.
Skin, Hair & Aesthetic9 MIN READ
Skin, Hair & AestheticA master, evidence-graded overview of the aesthetic peptide field — GHK-Cu, Matrixyl, Argireline, Synthe'6 and the neuromodulator cast — separating small topical human RCTs from in-vitro mechanism and marketing. The honest ceiling is Grade B.
Skin, Hair & Aesthetic14 MIN READ
Skin, Hair & AestheticAn evidence-graded ranking of the peptides marketed for androgenetic alopecia — zinc-thymulin, biotinoyl tripeptide-1/Procapil, GHK-Cu copper peptide, and PTD-DBM — separating the small human data from mouse work, blends, and marketing.
Skin, Hair & Aesthetic13 MIN READ
Skin, Hair & AestheticA clinical, evidence-first ranking of the peptides marketed for hair regrowth — zinc-thymulin, copper peptides, biotinoyl tripeptide-1 (Procapil) and PTD-DBM — graded honestly, with human versus preclinical evidence kept strictly separate.
Skin, Hair & Aesthetic12 MIN READ
Skin, Hair & AestheticAn evidence-graded ranking of the topical matrikine and copper peptides marketed for collagen, elastin and firmness — GHK-Cu, Matrixyl, palmitoyl tripeptide-1 and Synthe'6 — separating small human RCTs from in-vitro mechanism and marketing.
Skin, Hair & Aesthetic13 MIN READ
Skin, Hair & AestheticAn evidence-graded ranking of the peptides studied for atrophic acne scarring — copper tripeptide, the TriHex matrikine blend, and Matrixyl — separating the small human adjunct data from in-vitro mechanism and marketing.
Skin, Hair & Aesthetic12 MIN READ
Peptide EncyclopediaA clinical monograph on GHK-Cu (copper tripeptide-1) — the endogenous copper-binding peptide with genuine topical human data for skin and wound healing, and a speculative injectable story with no controlled human evidence.
Peptide Encyclopedia12 MIN READ
Peptide EncyclopediaCopper Tripeptide-1 is the cosmetic INCI name for GHK-Cu. This monograph covers its regulatory identity, the CIR safety review, topical skin-penetration science, formulation rules, and the cosmetic-vs-drug line that governs how it can legally be sold.
Peptide Encyclopedia9 MIN READ