Shampoo contains silicone oil, which affects hair breathing and is highly toxic. This kind of remark is almost the content that friends can see all kinds of marketing numbers in order to cheat people once every month. But in fact, such things as allowing hair to breathe freely, giving it full nourishment and making it more beautiful really only exist in advertisements. First of all, it is very painful to tell everyone that there are no living what cells in the hair outside the scalp. In fact, the hair outside the scalp is made up of three layers. From the outside to the inside, there are epidermis (which is often mentioned as hair scales), cortex and medulla. You can imagine Read More …