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One of the biggest changes in how this peptide works as opposed to other muscle building peptides is that it binds to both its own receptors called IGF-1R as well as insulin receptors.

How does that help with building muscle?

It is a primary mediator of growth hormone. Growth hormone is in charge of several things including muscle growth as well as cell reproduction and regeneration. This makes it one of the most important attributes to our development over time. IGF 1 basically promotes growth in pretty much all of your cells.