They are found in almost every cell of your body
The best established application of this IGF 1 peptide is industrial rather than physiological: LONG R3 IGF-I is a standard growth factor supplement in serum-free CHO and HEK293 culture, where Morris and Schmid (Biotechnology Progress, 2000) compared it directly against insulin
And while no major risks have been documented in these studies, some researchers worry about the potential tumor-growth concern mentioned earlier
This copper tripeptide has been shown to have antioxidant and anti-inflammatory properties that help defend the skin from toxic free radicals and environmental damage from chronic sun exposure, supporting the skin barrier and promoting skin healing
Long-term safety data: not available for any duration or route of administration in humans
Recommended treatment protocol: 1000-2000 mcg of B12 given through injections or under the skin, at first daily or weekly