The main effect of shampoo is to clean, shampoo can change some of the problems of the scalp, but don’t expect too much shampoo can make the hair become very good, scalp and hair is different. Everything has its gains and losses, in terms of shampoo, anti-dandruff, oil control shampoo, after washing the hair will be very dry performance; if the shampoo is washed after a very smooth, soft and smooth, that is, more silicone oil, silicone oil is an industrial lubricant, can be strongly adhered to the scales, resulting in a false slip phenomenon, so you will feel that after a very smooth. And mild shampoo, in addition to safer and healthier, it is more difficult to feel what effect! Because the shampoo is to contact the scalp, know that the scalp is about 6 times thinner than the face, is more fragile body skin. Shampoo selection time try not to choose too soft, would rather use a little conditioner in the end of the hair, soft wash a few times is no problem, but wash for a long time, silicone oil buildup will be more and more serious, boys baldness is part of the silicone oil clogging hair follicles, and lead to baldness. For people with scalp problems, how to choose shampoo, in the choice of what scalp problems correspond to what effect of shampoo, but also need to use more than one mild shampoo, in the symptoms of a better time with a period of mild shampoo. A mild shampoo is a shampoo with a pH value close to that of the scalp and hair, a pH value between 5.5 and 6.5. Anti-dandruff, oil-control shampoos are alkaline, and some very soft and silky shampoos are acidic. These can not be used for a long time, because it will destroy the pH value of the scalp.