I believe it works primarily in the two areas mentioned previously - epithelial tissue and the immune system. This is largly backed up by anecdotal evidence, as many thousands of people over the centuries have reported benefit for various skin cmplaints such as eczema, psoriasis, ulcers, burns, acne, even stings and bites. They have found relief for bowl disorders such as colitis, diverticultis and Irritable Bowl Syndrome. Aloe Vera therefore has a complimentary role to play in the management of various conditions. It is very important however that people should always seek the advice of their doctor when the diagnosis is in doubt or where a condition does not improve.
Self diagnosis can be extremely dangerous as many serious conditions can mimic more simple ones.