The peptides discussed (BPC-157, TB-500, and others) are not FDA-approved for cosmetic, surgical, or any medical use
Common side effects include nausea, vomiting, diarrhoea, constipation, stomach pain, bloating, indigestion, headache, fatigue, and dizziness
[Google Scholar] 156.Nelson P, Apte G, Justiz R, Brisme JM, Dedrick G, Sizer PS
Medical marijuana is also reported to help patients suffering from pain and wasting syndrome associated with HIV, as well as irritable bowel syndrome and Crohn's disease
In one study, glutamine increased the intestinal expression of genes (by 120-124 percent) that are necessary for cell growth and the removal of oxidants, while reducing the expression of genes (by 34-75 percent) that promote oxidative stress and immune activation