what is moisturizer? first of all, it is a substance that helps to increase the level of liquid in the corneal layer of the skin, making it softer and more elastic. moisturizer mechanism of action is dampening. moisturizer prevents the skin from dryness problem, returns the beauty and health of the well-balanced skin. dry skin is coarse, rough, it may have chaps and desquamation that cause unpleasant feelings, itch and some other problems. this kind of skin lacks enough moisture or loses it fast. water may help to return the level of liquid in the cells of the skin surface, but for a short period of time. that is way application of special moisturizers may solve these problems. moisturizer mechanism of action helps the water to penetrate into the corneal layer and to be kept inside, increases the hydration. after application the skin looks more attractive, soft, it has the healthy shine.
but approach to choosing the moisturizer that your skin requires may be a difficult task. firstly you should define the type of your skin. actually the dry skin needs to be moistened. but possessors of normal and oily skin sometimes look for the moisturizers for their skin for example, in the hot summer weather, because the air with low content of moisture makes the liquid from the corneal layer evaporate and it leads to dryness. the application should be very careful according to the skin type. the wrong selection may influence harmfully and leads to negative effects such as skin irritation, allergic reactions, redness and so on. moisturizer types definition may help in choosing.
moisturizer mechanism of action also depends of the moisturizer's composition. many of them include natural lipids and sterols that are contained in the skin naturally. molecules of lipids do not allow the water's molecules to move freely inside the cells and goes beyond. also moisturizer contains humectants, the substances that provide the collection of liquid, such as glycerin. natural moisturizing factors also are ingredients of the moisturizers. so, they are added for increasing the effect. these factors include the following substances: amino acids, carbamide, chlorine, sugar, calcium, ammonia spirit, etc. moisturizes of the new generation has such substances of the natural plant products: vitamins, collagen, elastin, desoxyribonucleic acid, ribonudeic acid, lecithins, retinoids and etc.
usually the cosmetic products contain the detailed information for application, description of contents and precautions. that is why it is very important to read the products' labels and time of expiry notes.