How much do you know about body milk?

1. Classification and composition


Body lotions are divided into three main categories according to their efficacy: moisturizing body lotion, whitening body lotion and chicken skinless body lotion.


The first category is moisturizing body lotion


The general moisturizing body lotion contains moisturizers, emollients and sealants.


a. Moisturizer


Help the skin to transport the moisture in the dermis and air to the epidermis, prevent the epidermis from being too dry, and maintain the moisture and protection of the skin surface.


Moisturizers are composed of glycerin, hyaluronic acid, urea, sodium PCA, sodium lactate, panthenol, etc.


b. Emollients


Emollients fill the gaps in the skin's surface to lock in moisture and make the skin smoother and softer.


The ingredients of emollients include various plant-derived oils, such as shea butter (prunusAmygdalusdulcis oil), cocoa butter, mineral oil, butyrospermumparkii butter, etc.


c. Sealing agent


The sealant prevents moisture loss by forming a protective wall on the surface of the skin, and helps the skin to seal moisture and nutrients at the bottom of the skin.


The ingredients of the sealant include mineral grease, lanolin, squalane, dimethicone and so on.


Tips:


Liquid body lotion is the first choice for spring and summer. The glycerin contained in it has low moisturizing content and rich moisture content, so the texture is relatively thin and non-sticky.


Cream body lotion is the first choice for autumn and winter. It contains a lot of oily moisturizing ingredients such as glycerin, and the texture is relatively thicker.


The second category is whitening body lotion


Common ingredients include niacinamide (vitamin B3), vitamin C and its derivatives, arbutin, tranexamic acid and so on.


Niacinamide should not be unfamiliar to everyone, it is the king of whitening, it has the functions of whitening and lightening, brightening skin, anti-aging, moisturizing, and repairing barriers. Niacinamide can inhibit the shedding of keratinocytes of melanin, reduce skin dullness, brighten skin tone and achieve whitening effect. At the same time, it can accelerate cell metabolism, help the synthesis of collagen and keratin, and achieve the purpose of anti-aging.


Vitamin C and its derivatives reduce melanin to a colorless state by reducing melanin to achieve the purpose of whitening