Skin cosmetics include: general products and easy to contact with the eye hair products.

Products: skin care cream, lotion, lotion, cool body, bath, etc.

Easy to contact with eye products: eye skin care, facial mask, facial cleanser, etc.

According to its action cent is divided again: clean skin kind, protect skin kind and nutrition kind cosmetics.

1, the most basic function of skin cleaning cosmetics is to clean the skin to maintain the skin, its main purpose is to remove the skin surface layer and accumulated in the pores of the toxin, in order to further maintain the skin with skin care cosmetics.

Common types are: cleansing cream, facial mask, face cream, makeup remover, facial cleanser and bath fluid, etc.

(1) Cleaning cream and cleanser cleaning cream is a kind of emulsified cream cream paste cosmetics, it has the use of convenient, small irritation, protect the skin and moisturize the skin, often have a sticky feeling after use.

Cleaning cream the main components in oil phase and water phase and emulsifier, the oil composition proportion is large, average of 65% - 75%, is a hybrid of cleaning products, the dirt in addition to relying on surfactant emulsification, osmosis, also depend on oil and water in the recipe of dissolution, can remove the general dirt, and can remove the surface of the skin secretion of oils and fats and cosmetics.

Facial cleanser is a kind of emulsion-like cleanser that sells the most on the market at present, its deconfliction principle and cleanser are similar, but contain oil component less and have fluidity, must wash with water when using.

There are many raw materials in facial cleanser, whose functions are different. The main raw materials of facial cleanser are oily composition, surfactant, humectant and others.

Oily components include: white oil, isopropyl carpaconate, isopropyl palmonate, lanolin derivatives, cetyl alcohol, octadecanol;

The surfactant components include: sodium lauryl sulfate, dodecyl sulfate triethanolamine, fatty acid soap, Twine 20, Twine 80, betaine, etc.

The ingredients of the humectant include: glycerin, sorbitol, sodium pyroglutamate, polyetriol, propylene glycol;

Other: antioxidants, flavor, preservatives, thickeners, deionized water, nutrients, etc.

(2) Bath cosmetics bath cosmetics are a kind of cleansing cosmetics used in the bath, including bath oil, foam bath, bath salt, bath essence, shampoo and body shampoo, etc., its state is liquid, powder, gel, etc.

There are more sales on the market: shower gel, disposable bath fluid and bath salts.

It can remove dirt and smell from the body, give comfortable aroma, soften hard water and so on.

If the bath with cosmetics in the addition of mineral spring active ingredients or pharmaceutical, still can obtain treatment or beauty effect.

(1) Bath salt bath salt powder and liquid form of two forms.

Its main components are inorganic salts, surfactants, pigments, flavors and other additives.

Some bath salts are mineral salts that only add colors and fragrances. These bath salts do not soften hard water and clean it, and they dissolve very slowly in bath water.

Foaming bath salt is a curative bath salt, foam for carbonates or oxygen.

It is a mixture of sodium bicarbonate and tartaric acid or citric acid, seasoned and colored in granular form.

Curative effect sex bath salt still has the mineral spring bath salt that adds sulphur and mineral substance, wash bath and health care treatment union rose.

(2) bath oil bath oil is in the body after the application of a similar sebum membrane oily cosmetics.

It prevents dryness after bathing, protects the skin, and endowing the skin with fragrance.

Some bath oil is given priority to with excipient, call bath use toilet water or bath use perfume.

The main components of bath oil are liquid oils, vegetable fats, hydrocarbons, higher alcohols and surfactants for emulsification and dispersion.

Foam bath products foam bath is a special bath for the use of cleansing products, it can remove dirt, clean skin, promote blood circulation.

Foam bath products are liquid, gelatinous, powdery, granular, block, sheet and capsule and other different shapes.

Liquid products and transparent, emulsion, pearlite and other types.

The main components of foam bath are foam surfactants, foam stabilizers, spices, pigments, thickeners, integrants and other additives.

The most important one is the surfactant, accounting for 15%-35% in the formulation.

The fragrance of bubble bath is more common with flower fragrance, to make bubble bath after pouring into the tub can send out a rich fragrance, often add volatile higher flavor in the formula.

The bubble bath of some nutrition still added the extract of Chinese herbal medicine, hydrolytic protein, vitamin, lanolin derivative to wait for protect skin nutrition material.

Excellent foam bath has the following advantages: rich and stable foam;

The product is mild in nature and does not irritate the skin and eyes;

Have sufficient decontamination capacity;

The skin is not dry after bath.

(3) Facial Mask A facial mask is a deep cleansing product.

Use a method is facial mask besmear is on the skin, pass certain time to be in form a thin film, tear next thin film or wash off, in order to achieve clean skin, protect skin and hairdressing purpose.

Types of masks: peeling mask, washing mask, curing mask, molding mask;

Stripping type and gelatinous, paste, powder form of three;

There are four types of washing: paste, mud, gel, aerosol;

After curing, there is only one kind of peel powder.

There are two kinds of molding mask gel: non-woven and soluble mask.

(4) the eye clean paint on the face of cosmetics, most will not be absorbed, the cosmetics through physical and chemical changes, gradually dry, contraction, separation, stripped, decomposition, degeneration, no matter what kind of situation is bad to the skin, not only may clog the pores of the skin, prevent skin is the most thin and weak, cannot use the normal facial cleanser, soap and other cleansers, and to use a special eye cleaning products.

Eye ministry cleanser is called the discharge makeup cleanser of eye ministry again things, have discharge makeup commonly water, discharge makeup breast, discharge makeup oil these a few kinds, the discharge that is used at eye ministry installs article to ask to do not contain stimulant and spice commonly.

Discharge makeup oil: the main component is mineral oil, does not contain water, easy to liquefy, the solubility of oily cosmetics and water-resistant cosmetics is strong, will leave grease in the skin after use, pay special attention to clear when cleaning.

Discharge makeup breast: replace mineral oil with more vegetable oil, after classics emulsification, property is softer, dissolve fast, clear easily, to thick makeup or the cosmetics with much oily content, want to use ability to achieve ideal effect a few times.

Discharge makeup water: should classics emulsification is diluted, moisture exceeds the product of grease, won't leave grease on the skin after using, but cleanness effect is inferior to discharge makeup oil.

Eye make-up is still a good thing to do on a daily basis and is popular because it doesn't put an extra burden on the facial skin.

Skin care cosmetics are moisturizing, nourishing and protective cosmetics, can supplement skin moisture, oil and nutrients, and can protect the skin from the invasion of the outside environment.

Today's skin care cosmetics are also professional, functional direction of development, in addition to the traditional cream, cold cream, there are night cream, massage cream and all kinds of nutritional cream.

Now the focus on cream skin care products.

Cream moisturizers are made by emulsifying oil and water, which can not only replenish water but also oil, and form a thin skin film on the surface of the skin to protect the skin from external adverse factors.

Cream products are more stable than liquid products, easy to use.

According to the different types of emulsion, moisturizers can be divided into two types: water-in-oil (O/W) and water-in-oil (W/O).

Cream and cold cream are two typical moisturizers.

The emulsifying type of cream is water-in-oil type, with water accounting for 70%-90% of the whole formula, which can supplement the skin with water. Since the external phase is aqueous, it is fresh and comfortable after use. When the water evaporates, a film is left on the skin surface, which can inhibit the further evaporation of the epidermis water.

The cream can also be used as a primer before makeup, to increase the adhesion of the powder, prevent powder into the pores.

The main raw material of snow cream is stearic acid, which reacts with alkali to produce stearic acid soap as emulsification system.

The alkaline composition, type and quality in the system will affect the quality of the cream.

The basic ingredient is potassium hydroxide, or sodium hydroxide and potassium hydroxide complex.

There are four kinds of snow cream: ordinary snow cream, acid snow cream, neutral snow cream and silty snow cream.

Alkaline cream has a pH of 8.5 and moisturizes the skin.

The pH value of the cream of acid cream is about 5.5, which is weak acid and close to the acidity of human skin. Its characteristics are that in addition to having the effect of general cream, it can also neutralize the trace alkalinity of the face after washing with soap.

Neutral cream is a cream made with fatty alcohol and sodium sulfate as an emulsifier. It is suitable for consumers whose skin is sensitive to alkaline and acidic conditions.

Silty snow cream in the cream body with titanium dioxide, it can not only moisturize the skin, but also white, combined with the double role of snow cream and powder, can be used in all seasons.

The appearance of cold cream is very similar to cream, also known as skin cream or balm.

It is an oily skin care product that protects and moisturizes the skin, preventing dryness and frostbite.

The main raw materials are white oil, petroleum jelly, beeswax, ground wax, whale wax, liquid paraffin, advanced alcohol, stearic acid, double aluminum stearate, emulsifier, borax, caustic soda, water, antioxidant, preservative and essence, etc.

Honey is also called milk.

These products have a fine texture, a honey-like viscosity, a milky form, and a semi-fluid state.

The main honey products are almond honey, lemon honey, skin honey, nutrition honey, beauty honey and ginseng pearl honey.

Honey cosmetics are not greasy after use, the skin is comfortable and smooth, can be used all the year round.

Ground cream is a new type of cleaning cream developed in recent years in China, it is in common skin cream in addition to 0.1 mm -0.2 mm solid granules acting friction agent and made, also known as grinding cream, skin massage cleaning paste, grinding cream.

The solid particles in the scrub are commonly used: polyolefin powder or coconut fruit, almond, walnut powder, corn powder, bone powder and mineral powder.

Use scrub not only to effectively remove the skin's stale cuticle and dirt, but also to reduce freckles, black spots and promote blood circulation and metabolism.

Source: Health food and cosmetics declaration network.

Mechanism of action of cosmetic preservative