is ghk cu peptide legal GHK-CU - Research GHK-CU - Beverly Hills Rejuvenation

Extracellular Matrix (ECM) Remodeling and Collagen Overhaul: Investigating the deposition, maturation, and tensile alignment of structural tissue matrices

Peptide Sequence: Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val Molecular Formula: CHNO Molecular Weight: 1419.5 g/mol CAS Number: 137525-51-0 Appearance: White to off-white lyophilized powder Solubility: Soluble in bacteriostatic water and other aqueous solutions Format: Sterile, lyophilized vial intended for laboratory research use Integrity Peptides Quality Commitment Integrity Peptides is built on consistency, honesty, and straightforward sourcing

In a 2025 review, Sikiric and his team report that the study found the peptide was safe and well-tolerated, but they have not published the data

Poor Absorption: Peptides are too large and unstable to be efficiently absorbed through the intestinal lining