gastric secretion. Â© A Dictionary of Food and Nutrition 2005, originally published by Oxford University Press 2005. gastric secretion Gastric juice contains the enzymes chymosin (in infants) and lipase, the inactive precursor of pepsin (pepsinogen), intrinsic factor, mucin, and hydrochloric acid.
Bisphenol A (BPA) Overview & Updates. BPA (Bisphenol A) is a chemical used in certain food contact materials and first approved by FDA in the early 1960s. In recent years, concerns have been raised about BPA's safety. In August 2008, FDA released a draft report finding that BPA remains safe in food contact materials.
A chemical used in many consumer products to increase their durability and toughness. Its chemical formula is 2,2âbis (4,4â²-hydroxyphenyl) propane. It is used principally in manufacturing polycarbonates and epoxy resins. It has estrogen-like effects in animal tissue. Some studies have suggested that BPA has negative hormonal effects on adults and the developing fetus.