Ray Lewis said he doesn't think teammates will be distracted by the story that he had used deer antler spray pills to recover from an injury :: Scott Halleran/Getty Images NEW ORLEANS (AP) Ray ...

The company's deer antler spray allegedly contains IGF-1, or insulin-like growth factor, a performance-enhancing productbanned by the National Football League and other sports organizations, ...

Deer antler velvet is essentially a growth hormone called "insulin-like growth factor 1," or IGF-1. Growth hormones, which are naturally produced by the brain and liver, regulate how our bodies grow.

Deer antler spray is controversial because it contains IGF-1, or insulin-like growth factor-1. IGF-1 is banned by WADA as a performance-enhancing drug, and by many professional sports leagues ...

Deer-antler spray prompts mixed opinions — and approvals — throughout sports. Subscribe. Log In. Minnesota News You Can Use. Subscribe. The Latest. 22 minutes ago.

Deer farms currently market antler velvet worldwide. Some of the major producers are China, Russia, North Korea and New Zealand, as well as in North America.