
Currently, most techniques target naturally chromophores, in particular, melanin. Melanin gives color as the hair and skin. Among the former, there are two types: eumelanin and pheomelanin. Eumelanin gives a brown or black. The latter gives a blonde or red. Given that dark matter in the hair follicles is the goal, only the former - darker - type of hair is suitable for this process.
Although laser hair removal in a commercial cosmetic procedure about 10 years ago, has been tested in the past. In fact, medical lasers have been used to remove dark spots, acne scars, other types of skin blemishes and even tattoos. Information on laser hair removal is that it is permanent. In fact, in countries like the United States, the FDA prohibits the advertising of laser treatments approved by the FDA to qualify as a method of "complete withdrawal". Therefore, the term "permanent reduction" or laser hair removal to describe the process.