Cell therapy is a treatment intended to regenerate or rejuvenate the body by injecting it with healthy live or freeze-dried cells derived from animal organs or embryos. It is sometimes called fresh or live cell therapy. It is performed to treat specific diseases and disorders, including arthritis, lupus, cancer, HIV infection, cardiovascular and neurological disorders, and Parkinson's disease. It is also used to stimulate the immune system, revitalize bodily organs, and slow the effects of aging, including memory loss and sexual dysfunction.

Cell therapy was developed in Switzerland in the 1930s by Dr. Paul Niehans, following emergency treatment of a dying patient with cells taken from an animal's parathyroid gland. Dr. Niehans then worked with scientists from the Nestle Company, who had successfully developed a method of freeze-drying coffee, to develop a method of freeze-drying cells to guarantee the sterility of preparations as well as preserving...