Tan Physics is not only gentle; it is like food for your skin. Not only can you expect a natural looking tan, but you can also expect your skin to feel and look younger, firmer and fantastically hydrated. Tan Physics True Color contains very pure and natural ingredients that are formulated to be gentle on all of your skin. From your head to your toes, your skin will love you for indulging in Tan Physics. Also, unlike many other products on the market, Tan Physics does not contain any synthetic or harmful chemicals that dry and irritate your skin.