Halal Compliance in Cosmetic Collagen, Keratin, and Bioactive Peptides: Biological Provenance, Mass Spectrometric Proteomics, and Supply Chain Integrity
An authoritative scientific guide on the biological provenance, DNA fragmentation limits, LC-MS/MS proteomic screening, and global Halal certification of cosmetic collagen, keratin, and anti-aging peptides under Circle H International standards.











