Vitamin reduce the risk skin cancer melanoma Vitamin A supplements could reduce the risk of developing the deadly skin cancer melanoma, according to a new study. The results show that people takingvitamin A were 60 percent less likely to develop melanoma over the six-year study. People who had taken the vitamin, but weren't currently taking it, did not gain any protective effect. The reduced risk was more pronounced in women than men. "This is promising evidence that in addition to sun protection, there's another option that can help prevent melanoma," said Dr. Mary Gail Mercurio, a dermatologist at the University of Rochester Medical Center, who was not involved with the study. Vitamin A is found in foods such as sweet potato, carrots, spinach, milk, eggs and liver. The vitamin plays an important role in vision, bone health, immune function and reproduction, but high doses of it can be toxic. The study appears today (March 1) in the Journal of Investigative...