Scientists made a that copies . It tricks skin into making . Melanin gives our its colour. The say the drug is good for our . It could stop skin cancer. It could also keep us looking. Lots of can give us skin cancer. It also makes our skin look old and it gives us .
The drug could give a suntan. We get a from the Sun, but the Sun has UV . These damage skin. They make some skin turn . Melanin is our sunblock. It protects the skin from the Sun. The drug could help fight skin . This is the common of cancer.