99% Pharmaceutical-Grade Purity - Rigorously purified compound blend for collagen synthesis, keratin regeneration and skin barrier repair research use. 1.Lab-Verified 5mg/10mg Vials - Precisely proportioned sterile lyophilized powder for professional laboratory research trials. 2.Beauty Repair Benefits - Multi-effect composite formula boosts collagen production, strengthens hair follicles and nail keratin, repairs damaged skin tissue for cosmetic ingredient mechanism research studies. 3.Third-Party HPLC/LC-MS Tested - Each batch passes strict purity and ingredient testing with complete COA documentation. 4.Easy Reconstitution - Rapidly soluble in bacteriostatic water, stable liquid for all in vitro and in vivo experiments.