Product introduction N-acetylglucosamine (GlcNAc) is the acetylated derivative of glucosamine (GlcN). It is an important component of proteoglycans, glycoproteins, glycosaminoglycans (GAGs), and other building units found in connective tissue. N-Acetyl-D-Glucosamine is a natural amino sugar that is thought to have a variety of benefits for human health. It is thought to have a positive effect on joint health because it is one of the main components of cartilage and joint fluid, so it is widely used in supplements for joint health. In addition, N-acetylglucosamine is also considered beneficial to the digestive system as it promotes healthy gastric mucosa and is used in some gastrointestinal health products. In skin care, N-acetylglucosamine is also widely used. It is thought to help hydrate and nourish the skin and is used to treat different types of skin problems such as dryness, roughness and itching. N-acetylglucosamine is also added as one of the main ingredients in some skin care products. BASIC ANALYSIS ITEMS SPECIFICATION Appearance White powder Identification Infrared Absorption Conformed   HPLC content 98.0%~102.0% Specific Rotation[a]20 D +39.0°~ +43.0° pH 6.0~8.0 Loss on Drying ≤0.5% Residue on Ignition ≤1.0% Melting point 196℃~205℃ chloride ≤0.1% Lead ≤10ppm As ≤1ppm Heavy Metals ≤10ppm ≤1000cfu/g ≤1000cfu/g Yeast and Mold ≤100cfu/g E.Coli Negative Staphylococcus Aureus Negative Salmonella Negative Application N-acetyl-D-glucosamine, as a new type of biochemical drug, is the component unit of multiple polysaccharides in the organism. It boasts a variety of functions, such as clinically strengthening the function of human immune system, inhibiting the excessive growth of cancer cells or fibroblasts, and effectively treating various inflammations such as rheumatoid and rheumatoid arthritis, osteoarthritis and joint pain. It can also be used as food antioxidants, food additives for infants and young children, and sweeteners for diabetic patients. N-Acetyl-D-Glucosamine is widely used in cosmetics. It is widely used in skin care products due to its various benefits. First, N-acetylglucosamine is thought to help hydrate and nourish the skin. It strengthens the skin's natural protective barrier, helping to retain skin moisture and prevent moisture loss, making skin softer, smoother and more elastic. Secondly, N-acetylglucosamine has also been found to help lighten dark spots and improve uneven skin tone. It is thought to inhibit the formation of melanin and help reduce pigmentation, so it is often added to whitening and spot-bleaching products. In addition, N-acetylglucosamine also has antioxidant and anti-inflammatory effects, helping to reduce skin inflammation and damage, and fights free radicals, thereby slowing down the aging process of the skin. In general, N-acetylglucosamine, as a common skin care ingredient, is widely used in cosmetics for its moisturizing, antioxidant, whitening, and anti-inflammatory effects. Gmo statement We hereby declare that, to the best of our knowledge, this product was not produced from or with GMO plant material. Ingredient statement Statement Option #1: Pure Single Ingredient This 100% single ingredient does not contain or use any additives, preservatives, carriers and/or processing aids in its manufacturing process. Statement Option #2: Multiple Ingredients Must include all/any additional sub ingredients contained in and/or used in its manufacturing process. Gluten free statement We hereby declare that, to the best of our knowledge, this product is gluten-free and was not manufactured with any ingredients containing gluten. (Bse)/ (Tse) Statement We hereby confirm that, to the best of our knowledge, this product is free of BSE/TSE. Cruelty-free statement We hereby declare that, to the best of our knowledge, this product has not been tested on animals. Kosher statement We hereby confirm that this product has been certified to Kosher standards. Vegan Statement We hereby confirm that this product has been certified to Vegan standards. Food Allergen Information ALLERGENS PRESENCE ABSENCE PROCESS COMMENT Milk or milk derivatives No Yes No Egg or egg derivatives No Yes No Fish or fish derivatives No Yes No Shellfish, crustaceans, mollusks & their derivatives No Yes No Peanuts or peanut derivatives No Yes No Tree nuts or their derivatives No Yes No Soy or soy derivatives No Yes No Wheat or wheat derivatives No Yes No Trans Fat This product does not contain any trans fats.