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
Without specialized delivery systems that can better protect the delicate chain of molecules, Amiji says, many of the peptides marketed online are unlikely to ever reach those intended targets
However, be careful with the dosage and method of use
Most of centella's magic comes from the four big compounds (Asiaticoside, Madecassoside, Asiatic Acid, and Madecassic Acid)
Topical copper peptides offer an alternative with different risk profiles
Some forms require special delivery systems, such as liposomes or nano-particles, in order for them to effectively reach cells in the body where they can have their desired effect