Lobster of medicinal value, the extraction from the beatles " chitin " is and academic circles called the protein and fat, saccharide, vitamins, minerals five factors of life after life, "the sixth largest elements as diabetes hyperlipemia ill, take the best, is the 21st century medical health care products development direction. from a shell from the base of the ammonia glucose is a stick to promote the polysaccharides in the synthesis of the joints of liquid to a sticky, in order to improve joint cartilage metabolic