Sunday, September 25, 2011

Hyaluronic acid (HA)

Hyaluronic acid (HA ) is a kind of tissue in the presence of natural substances. Nature exists widely in vertebrate connective tissue, mucous tissue, eye lens and some bacterial capsule, in human dermal fibroblasts play important roles in the matrix, both the structural organization of the overall maintenance or between cells of the ship has a very important function.
Hyaluronic acid overview
Hyaluronic acid is the appearance of transparent, viscous gelatinous material, glass uric acid is a kind of macromolecule polysaccharides, is composed of glucuronic acid - N - acetic acid glucosamine disaccharide molecules for unit composed of straight chain polymer polysaccharide, average molecular weight between 100000 and 10000000 Dalton, originally in the skin of human body, fill in the cells and collagen fiber space.
Hyaluronic acid plastic prices the most taken with hyaluronic acid component depends on the number of. Because hyaluronic acid plastic is not simply the long nose, still need to take into account the alar nasal tip, also taking into account the different people on the bridge of the nose height will have different requirements, so the weight is also different with hyaluronic acid. But in general, hyaluronic acid plastic general 1, 2 ha.
Hyaluronic acid not only maintain skin elasticity function, but also enhance water molecules, on tissue with moisture lubricating function, make the skin full of young elastic, but once with aging and the growth of the age, hyaluronic acid flow loss rate than the growth speed, the skin will gradually become the lack of moisture, lose luster and elasticity, so will the appearance of wrinkles and other aging phenomenon.
The origin and characteristics of hyaluronic acid
In 1934, Professor of Ophthalmology Meyer first separation of hyaluronic acid from bovine vitreous body and the analysis of its structure. Because it is from the Hyaloid extraction of uronic acid so named Hyaluronic acid.
Hyaluronic acid exists in the connective tissue of the body and the dermis layer, is a transparent jelly-like substance, which the full absorption of moisture. 1 grams of hyaluronic acid can absorb 500C.C. Water, equivalent to 500 times the water absorbing capacity. Strong moisturizing function, make hyaluronic acid moisturizing ingredients to become popular. Amazing absorbent capacity, let the hyaluronic acid is regarded as the best moisturizing products.
The role of hyaluronic acid
Originally used only for hyaluronic acid moisturizing effect, has been included in the ranks of the wrinkle plastic, plastic technology is the use of bacterial fermentation culture from non animal stability hyaluronic acid, hyaluronic acid filler by by injection into the dermis wrinkles sag, or wish to rich areas, in addition to wrinkles and decorate face effect, can be immediately lift and change appearance. Hyaluronic acid, the original colloidal patterns exist in the dermis of human skin tissue, is responsible for the storage of water, increase the volume of skin, let skin looks full, rich, elastic. But the hyaluronic acid will increase with age and disappears, make the skin lose water storage capacity, gradually become dull, aging, and the formation of fine wrinkles. Because the biological thanks to technology, from the vertebrate connective tissue, such as a comb, eye, umbilical cord, cartilage and other parts can extract, hyaluronic acid. The past hyaluronic acid originates extraction from the body, and is now composed of synthetic, eliminate allergy and infection problems.
With the development of science and technology, the hyaluronic acid has not only can the injection filling use, has developed a topical hyaluronic acid. The topical application of hyaluronic acid containing hyaluronic acid, SOD, cell growth factor particles and cosmetic composition. The use of the crowd had not only want to lift breast crowd, topical hyaluronic acid using the crowd can be dark yellow skin, rough, dull, wrinkles, spots and some other face containing amy. Generally speaking, topical hyaluronic acid while lost in traditional filling type hyaluronic acid breast cosmetic effect, but for more people.

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