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钙是人体不可缺少的重要的膳食因素,不仅婴幼儿需要,中老年人更为需要。但目前人类因钙摄入量普遍不足而影响健康质量的问题已广泛受到重视。1994年美国国家卫生研究等9个单位召开的钙最适摄入量的会议提出,11～24岁钙摄入量应提高至1200～1500mg/d,才能使成年时期骨密度达到较高峰值;绝经期骨钙摄入应保持在1000～1500mg/日才能不丢失或缓解钙的丢失。因此提倡改变饮食习惯及强化补钙来满足人体钙摄入要求。
Calcium is an indispensable and important dietary factor in the human body, not only for infants and young children, but also for the elderly. However, at present, the problem of health quality affected by the general lack of human intake of calcium has been widely valued. 1994 meeting of the National Institute of Health and other nine units held the optimal amount of calcium held meeting proposed that 11 to 24-year-old calcium intake should be increased to 1200 ~ 1500mg / d, in order to enable adult bone mineral density reached a high peak; Menopausal bone calcium intake should be maintained at 1000 ~ 1500mg / day in order not to lose or alleviate the loss of calcium. Therefore, to promote changes in eating habits and strengthen calcium to meet human calcium intake requirements.