The invention relates to method of treating chronic inflammatory diseases in subjects in need thereof by administering calcium lactate as an active agent. The calcium lactate can be provided in a pharmaceutical, food, or nutrient composition.本發明係關於藉由投與乳酸鈣作為活性劑治療有需要之個體的慢性發炎疾病的方法。乳酸鈣可以醫藥、食品或營養組成物形式提供。