An amino acid-containing phosphorus polysaccharide and its separation and purification method

摘要

The present invention relates to an amino acid-containing guinea polysaccharide having a monocarboxylic acid and an amino acid in the following range, and to a process for producing the amino acid-containing guinea polysaccharide, which comprises extracting Artemisia iwayomigi with water having a pH of 3-10 and filtering the resultant filtrate, precipitating with ethanol and purifying , And the anionic acid containing polysaccharide of the present invention has an excellent effect of protecting the liver and treating hepatitis.