Oligo Hyaluronic Acid is a HA molecular fragment with a relative molecular mass of less than 10,000Da(10KDa), which is developed and produced by the company's own enzymes and unique enzyme digestion technology, also known as Hydrolyzed sodium hyaluronate.The product can penetrate the epidermis and dermis, and has biological activities such as deep hydration, scavenging free radicals, repairing damaged cells, improving cell activity, soothing sensitivity, anti-inflammatory, and regulating skin immune function. Key Technical Parameters: Appearance White powder Glucuronic Acid 45.0% min. Transparency (0.5% Water Solution) 99.0% min pH (0.1% Water Solution) 3.0 ~ 5.0 Molecular Weight 10KDa max. Protein 0.1%max. Loss on Drying 10.0% max. Ash 5.0% max. Heavy Metals 20 ppm max. Batceria Counts 100 cfu/g max. Mold & Yeast 50 cfu/g max. Staphylococcus Aureus Negative Pseudomonas Aeruginosa Negative Features: 1. The molecular weight of Oligo Hyaluronic Acid is less than 10KDa. The ultra-low molecular weight makes it have the effect of deep moisturizing and moisturizing. The moisturizing property is 6-7 times that of ordinary sodium hyaluronate, which can greatly increase the water content in the skin; 2. Oligo Hyaluronic Acid has extremely high absorption and permeability, can penetrate into the skin stratum corneum, remove free radicals, repair damaged cells, improve cell activity, and nourish the skin stratum corneum; 3. Oligo Hyaluronic Acid can penetrate deeply into the dermis, is easily absorbed by the skin, combines with skin cells, regulates skin metabolism, promotes blood circulation, makes the skin moist and elastic, delays skin aging, rejuvenates the skin, and forms a strong moisturizer for the skin Support and protection; 4.Oligo Hyaluronic Acid  also has high biological activity such as promoting the proliferation and differentiation of epidermal cells, helping to repair UVA damage, promote wound healing, relieve sensitivity, anti-inflammatory and immune regulation. Applications: Beauty products: lipstick, eye shadow, foundation, etc. Skin care: cream, emulsion, essence, lotion, gel, facial mask, etc. Cleansing: facial cleanser, body wash, etc. Hair products: shampoo, hair conditioner, styling gel, hair restorer, etc.