DHA - How Sunless Tanning Lotions Work

"Most people who benefit from the use of sunless tanning lotions don't ever stop to think about how they work. After all, they're just glad that they work, providing natural-looking tans without requiring them to go out into the sun. But perhaps you've mused upon the fact that sunless tanning lotions are a really interesting product. And perhaps you've wondered how they do what they do. Do they dye the skin? Are they safe? These are the questions that a few people have wanted to know about

Tanning