Skin hydration method – daily necessities 1, hydrating face wash hydrating face wash usually add propylene glycol to lock moisture, with cetyl alcohol to achieve moisturizing and non-greasy effect, while the cleaning part of the skin is usually handed over to the skin active agent sodium lauryl sulfate to complete. 2, moisturizing essence Moisturizing essence is usually the use of hyaluronic acid ingredients to catch water, used to achieve the effect of water retention and moisturizing. 3, moisturizing lotion Moisturizing lotion is usually added ceramide, it can quickly penetrate into the skin, and the water in the stratum corneum combined to form a mesh structure, so as to lock the water. 4, moisturizing mask Moisturizing mask category more, the use of hydration substances are also more miscellaneous, common hyaluronic acid, ceramides, adenosine, witch hazel, ginkgo biloba extract, aloe vera juice and so on. Advantages of daily supplies hydration: easy to buy products, the price is appropriate, fast results, easy to use. Daily supplies hydration disadvantages: moisturizing time is short (usually about half a day), the number of frequent use, with the use of more products, simple hydration, easy to produce dependence. Skin hydration outside the complementary method – water light needle (medical cosmetic project) water light needle, also known as “water light tender needle”, “hydration needle”. In fact, no matter what kind of name, are machinery manufacturers and marketing personnel to create the name, the medical name is not stipulated. Since “hydrazine injection” is an injectable skin care treatment (i.e., invasive treatment), it belongs to the category of medical cosmetology. Beauty salons and studios are not qualified to carry out this kind of program, and it is also illegal. “Hydrafacial injection” because the injection skin will become water tender, shiny and called “hydrafacial”, but also because of its use of injections, named “needle”, together with the Called “hydration injection”. In fact, the history of “water light needle” is not long, about 2009 began to appear in the South Korean market, to 2013 water light needle began to sweep the Asian market, South Korea, China, Japan and other countries, many medical and cosmetic hospitals have opened this program. There are rumors that doing a hydrafacial injection is equal to applying 1,000 face masks, and some organizations even exaggerate it to 5,000, which makes many beauty seekers question and shy away from it. In fact, the hydrafacial injection is just an ordinary medical cosmetic program, beauty seekers do not have to worry! Why do medical beauty organizations like to compare face masks with hydrafacial injections? Because the mask is just to make the epidermis of the skin to absorb water to reach the state of fullness, the night stick a sleep up on the effect, and a hydrazine injection can reach the depth of far more than the mask, he can lock the water material directly to the epidermis of the dermis, usually can lock the water for about a month, and even the skin condition of the good candidates can maintain 2-3 months. As for who is stronger or weaker? In fact, the principle is different, and there is no sense of comparison. In this post we have introduced the methods and and principles of daily chemical hydration, and its advantages and disadvantages. Incidentally mentioned the medical cosmetic hydration project – the origin of the name of hydrazine injection and some rumors about it, the next talk will start to take you to understand the system of hydrazine injection.