Because Durham Peptides ships domestically within Canada, transit times are significantly shorter than orders from international suppliers reducing the time peptides spend outside optimal storage conditions
Never shake the vial, as this can degrade the tirzepatide molecules
Layer an affordable occlusive over your peptide product at night to extend residence time whilst you sleep
Each route has a distinct pharmacokinetic profile and a distinct body of supporting evidence, and the choice between them should be driven by the clinical target
Every infusion gets evaluated against your labs, your diagnoses, your medications, and your goals
Topical application is limited by the stratum corneum barrier, with near-zero penetration through intact skin (Li et al., 2015)