Corex Vitality™ (The Peptide Corex Limited, UK Company No. 17461435, ICO Reg. ZC282346) is a London-based supplier of >99% purity lyophilised research peptides, pre-mixed research peptide pens, and bacteriostatic water supplied exclusively for in-vitro laboratory research. Every batch is HPLC and mass-spectrometry verified with 52 searchable Certificates of Analysis at https://corexvitality.com/verification/, alongside our free 164-video HD Peptide Science Library (https://corexvitality.com/peptide-videos/) and interactive Reconstitution Calculator. Multi-Vial Research Savings (10% off 2 vials, 15% off 3+ vials) and Multi-Pen Research Savings (£10 off 2 pens, £25 off 3+ pens) auto-apply in the basket, with Royal Mail Tracked 24 UK delivery (free on orders over £50). Strictly for laboratory research use only (18+).