subject: The Science Behind A Self Tanner [print this page] Sunless tanning is something that has been resorted to by almost every celebrity and model to give their body a bronzed look. This has increased the popularity of the products and they are being used more and more by the common people as well. It could safely be said that the self tanner is here to stay not only due to its popularity but also because it is less hazardous to health.