By activating transforming growth factor (TGF)-1, the BPC-157 peptide leads to an increased number of capillaries without an increase in their diameter, advanced formation of skin reticulin and collagen fibers, and an increased number of preserved hair follicles
As a tripeptide, glutathione is subject to destruction in the small intestine [35]
Not good for you
Although generally safe, injections should be used with caution in people with a history of allergic reactions to cobalamin or in people with Leber's disease (hereditary optic neuropathy), as B12 may worsen the condition
Your natural peptide production will decline with age and during stressful periods
Learn where to self-administer a B12 shot and how to do it painlessly This article was medically reviewed by Shari Forschen, NP, MA and by wikiHow staff writer, Amber Crain