chemical composition Jienjin contains stomach hormone (ventriculin), keratin, trace pepsin, diastase, and various vitamins. The chicken gizzard intima of 4-8 weeks of birth also contains yellow derivatives of bil atriene and biliverdin, and contains lysaine, histidine, and arginine ( Arginine), glutamic acid, aspartic acid, leucine, threonine, serine, glycine, methionine, Isoleucine, tyrosine, phenylalanine, proline, tryptophane, 18 amino acids, aluminum, calcium, chromium, cobalt, copper , iron, magnesium, manganese, molybdenum, lead, zinc and other trace elements. Contains stomach hormones, keratin, etc. Histochemical methods revealed that the sarcomeric keratin in the gizzard contains a glycoprotein with a lower cysteine ​​content than the normal epithelial keratin protein. The chicken gizzard intima from 4 to 3 weeks of birth contains blue-green pigment and yellow pigment, which are yellow derivatives of bile triene and biliverdin, respectively. The sand capsule contains vitamins (total 100 grams): vitamin B1-100 micrograms, B2-200 micrograms, niacin 7.0 milligrams, and ascorbic acid 5 milligrams. Ascorbic acid content also contained 0.11 mg of reduced form and 0.12 mg of total ascorbic acid per gram of gizzard, 92% of total ascorbic acid, and 8% of oxidized form. Appliers,Clip Applier,Laparoscopic Clip Applicator,Surgical Clip Applier Qingdao DMD Medical Technology Co., LTD , https://www.conston-tech.com