It doesn't get much more user-friendly than this self-tanner: These drops can simply be added into your daily moisturizer to give you a natural tan, without any unwanted streaks, funky smells, or orange tones. Not only does it bronze a girl up, but the innovative technology is also clinically proven to brighten and/or calm the skin depending on which formula you decide on since, there are three great options: peach, green or violet.