How to hydrate the skin?
How to Moisturize Your Skin
3 moisturizing effect elements
Sebum 2%-3%; natural moisturizing factor 17%-18%;intercellular lipids 80% moisturizing protagonist.
The three main factors of the moisturizing effect are in the stratum corneum,which is the proportion of the water-locking function. Ceramide and other moisturizing ingredients can penetrate the stratum corneum,improve the skin's ability to lock water.
Common moisturizing ingredients in moisturizing cosmetics
① Clamp water type:ceramide/sphingolipid phospholipid cholesterol/lecithin；
② Water packaging type:natural high molecular weight mucopolysaccharide/proteopolysaccharide/heparin；
③ Air moisture absorption type:natural moisturizing factor NMF/sugar/polyol；
Dark skin needs the right medicine
Dry:pay attention to proper moisturizing.
Thick hair dullness:Hair removal Hair removal；
Dust type dullness:Remove aging keratin；
Oil oxidation caused by cosmetics:stop using cosmetics for a long time.
Gray-yellow brown color produced by saccharification: adjust your diet with too much sugar.
Melanin dullness:inflammation caused by the sun, use cosmetics containing whitening ingredients；
Turquoise dullness caused by poor blood circulation: massage, fitness, no cold.