They are sold only as research chemicals, and in April 2026 Health Canada warned consumers not to buy or inject unauthorized peptides bought online
IGF-1 LR3 Research Guide: Mechanism, Pharmacology, Laboratory Use IGF-1 LR3 is a long-acting analogue of insulin-like growth factor 1 with an Arg substitution at position 3 and a 13-amino-acid N-terminal extension
When you take pills or oral medicines, it takes time for them to work through your system and into your blood
J., Gianello, R., Pitt, S., & Roupas, P
Canada Post Xpresspost domestic shipping typically completes in 1-3 business days, minimizing temperature exposure
Refrigerate immediately after reconstitution at 2-8C (36-46F) Never freeze reconstituted peptide (ice crystal formation damages the protein structure) Protect from light (store in opaque container or wrap vial) Use within 4 weeks for optimal potency Discard if solution becomes cloudy, discolored, or develops precipitate Many users report acceptable potency beyond 4 weeks under proper storage, but degradation is continuous once reconstituted
