9. A trustworthy method
Okay since you are actually the one who will be preparing and mixing all the ingredients for a nice and effective skin bleaching treatment, you know for yourself that you are using safe materials, without any chemicals. You are the one who is in control of what you will put, its amount, and such. This is truly unlike the whitening creams that you buy on the malls wherein you have no idea about the kind of ingredients and chemicals that the manufacturers put it because on this case, you are aware about everything that’s in your solution.