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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Full Batch Traceability System Unique batch number, full peptide synthesis & testing records, permanent batch traceability for cosmetic compliance audits OEM & Custom Formulation Service Customizable Service Range Pure powder: 99% standard powder, ultra-fine mesh customization Liquid formulations: 0.1% / 0.5% / 1% / 5% concentration, water/glycerin/butylene glycol solvent systems Preservative system customization (preservative-free / gentle preservative options) Blend pre-mixes: GHK-Cu + hyaluronic acid / centella asiatica / ectoin repair blends Bulk packaging: 10g / 100g / 1kg / 5kg / 25kg, neutral drums/bags, private label custom packaging Cosmetic formulation technical support, dosage guide, stability testing guidance Support long-term framework bulk orders, consistent batch color & purity, provide full cosmetic regulatory documents (COA, SDS, test reports, certification copies) for global cosmetic brands to complete regional filing and compliance verification
Blood-retinal barrier structure and function Inner barrier (retinal vascular endothelium): Tight junctions between endothelial cells controlling passage from blood into retina
Domestic orders typically arrive in just 7 days, while international orders are received within two weeks
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