Results for tag: "Testosterone"

Testosterone is a steroid hormone found in humans and other vertebrates. It is the primary male sex hormone and an anabolic steroid. In humans, testosterone is produced primarily in the testes of males and, to a lesser extent, in the ovaries of females. It is responsible for the development of male reproductive tissues such as the testis and prostate, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair. In the chemical industry, testosterone is used in the production of a variety of products, including pharmaceuticals, cosmetics, and food additives. It is also used in the manufacture of steroids, hormones, and other drugs. Testosterone is also used in the production of medical devices, such as implants and prostheses. Testosterone is a highly regulated substance, and its production and sale are subject to strict government regulations. As such, the market for testosterone is highly competitive, with a number of companies competing for market share. Some of the major companies in the testosterone market include Pfizer, Merck, Novartis, Sanofi, and Bayer. Other companies include Eli Lilly, GlaxoSmithKline, and AstraZeneca. Show Less Read more