natural API Sialic acid is a derivative ofcarbon 9- monosaccharide. The name comes from the Greek 蟽喂伪位慰蟽 (sialos) 'saliva'. This is a negatively charged ion that gives a smooth feeling to saliva. The role of "inducing" invading bacteria is still known to be the transmitter of gangliosides and is a component of the brain. Sialic acid can prevent the invasion of germs. Sialic acid is also a receptor for influenza viruses, which is a combination of influenza viruses. Binding sites in mucous cells. Function: 1. Adding infant milk powder can increase babys' intelligence and memory. 2. Anti-inflammation. 3. Enhancing human immunity. Application: 1. Sialic Acid is known as mental development of "brain gold". 2. Used for cosmetics, food, health supplements. 1. What products do you have? Our products include natural plant and herbs extract, fruit and vegetable powder widely used for health care products, functional beverages, pharmaceutical, cosmetics, food additives and supplements, natural colors etc. We can also offer branded services of OEM / ODM for customized supplements, tablet锛宑apsule and granule according to your recipe. 2. Can I get some free samples? If you are interested in our products, we are happy to provide free samples, and you just pay the delivery fee. 3. What's the difference between herb extract and straight powder? The difference is mainly on manufacturing procedure and solution Extract powder锛歅retreatment(crush,wash,pick)--Extract鈥擟oncentrate鈥擣ilter鈥擲pray drying鈥擲mash鈥擬ix鈥擣ilter鈥擯ack-- Storage Straight powder: Pretreatment(wash,pick)-- Drying鈥擲mash鈥擬ix--Filter鈥擯ack鈥擲torage Extract powder is water / ethanol soluble; Straight powder is insoluble.natural API website:http://www.lzdnatural.com/api-intermedium/