Alginic acid is a natural polysaccharide extracted from seaweed, and by the following two uronic acid from poly mix. Product as a pale yellow powder, insoluble in water.

Qingdao hyzlin Biology Development Co., Ltd. was established in 2011, its predecessor is Qingdao crystal rock biological, the company is located in Qingdao. Hyzlin has over 30 years experience in producing sodium alginate and other alginate series, mainly in food grade/cosmetic grade/pharmaceutical grade. Main products are: sodium alginate/potassium alginate/calcium alginate/alginic acid/lithium alginate/ammonium alginate/magnesium alginate, and also some blended power for sausage/bakery/facial mask powder/gelling food etc.