Why Stomach Acid is Important?

HCL (Hydrochloric acid) is Stomach Acid produced by parietal cells in the stomach. Parietal cells are present in the epithelial lining of the stomach. These cells also secrete intrinsic factor which aids in absorption of vitamin B12 from the stomach. Role of HCL: HCL kills the bacteria or any pathogens ingested along with food. It acts as a food steriliser by maintaining the stomach pH levels of 1.5 to 3. Thereby it prevents the entry of bacteria, viruses or fungi in the body. HCL converts inactive pepsinogen into active pepsin. Pepsin break down protein bonds and convert the into more simpler form. They are further absorbed in the small intestine by pancreatic enzymes. HCL aids in absorption of various vitamins and minerals from the stomach. Vitamin B12, folic acid,...