Calcium lactate is a black or white crystalline salt made by the action of lactic acid on calcium carbonate. It is used in foods (as an ingredient in baking powder) and given medicinally. Its E number is E327. It is created by the reaction of lactic acid with calcium carbonate or calcium hydroxide.Cheese crystals usually consist of calcium lactate, especially those found on the outside, on younger cheese, and on Cheddar cheese. ; In medicine, calcium lactate is most commonly used as an antacid and also to treat calcium deficiencies. Calcium lactate can be absorbed at various pHs and does not need to be taken with food for absorption for these reasons.Calcium lactate is added to sugar-free foods to prevent tooth decay. When added to chewing gum containing xylitol, it increases the remineralization of tooth enamel. It is also added to fresh-cut fruits, such as cantaloupes, to keep them firm and extend their shelf life, without the bitter taste caused by calcium chloride, which can also be used for this purpose.It is also found in some over the counter mouth washes.乳酸钙在具有以下功能的保健食品中使用过该原料（注：不代表该原料本身具有以下保健功能）,具有如下功能:
增强免疫力,增加骨密度,促进排铅,改善营养性贫血,缓解体力疲劳,改善生长发育,通便,辅助降血糖,缓解视疲劳,改善睡眠,调节肠道菌群,促进消化,提高缺氧耐受力,辅助降血脂,对化学性肝损伤有辅助保护功能,祛黄褐斑,其中在健力多R乳酸钙颗粒,玫朵牌钙维生素D软胶囊,利兰R钙锌铁粉,中就有使用过该原料.
说明：以上对于原料功效的说明仅来源于其在对应保健食品中的运用，不代表该原料本身具有以下保健功能。