Hyaluronic acid lub ntsiab tivthaiv yog hyaluronic acid, uas tau muab faib ua ntau hom raws li nws qhov hnyav molecular:
1. Siab molecular hnyav hyaluronic acid: Molecular hnyav tshaj 2000 kDa, feem ntau yog siv rau nto hydration thiab txhaj tshuaj filling thiab shaping.
2. Qhov nruab nrab molecular hnyav hyaluronic acid: Molecular hnyav 500-2000 kDa, tuaj yeem nkag mus rau hauv cov epidermis, feem ntau siv los txhim kho cov tawv nqaij elasticity thiab cov kab zoo.
3. Tsawg molecular hnyav hyaluronic acid: Molecular hnyav hauv qab 500 kDa, tuaj yeem nkag mus rau hauv lub dermis, thiab muaj kev kho thiab cov teebmeem antioxidant.
4. Hla-txuas txuas hyaluronic acid: tsim rau hauv peb- qauv qauv los ntawm cov khoom siv tshuaj lom neeg, ua kom muaj zog, siv rau kev tsim thiab sau rau hauv ntau qhov chaw.
5. Acetylated hyaluronic acid: Enhanced lipid solubility thiab moisturizing nyhuv los ntawm acetyl pab pawg hloov kho, haum rau cov neeg mob atopic dermatitis.
