美国哈佛大学公共卫生学院的一项最新研究发现，过多摄取奶类制品中的钙质，会使罹患前列腺癌的机会增加。在旧金山市举行的一项癌症研究年度研讨会上，哈佛大学公共卫生学院发表的这项研究报告指出，维生素D是保护前列腺的重要物质，如果摄取过多的钙质，会降低人体内的维生素 A recent study by the Harvard School of Public Health found that excessive intake of calcium in dairy products increases the chance of prostate cancer. In an annual conference on cancer research held in San Francisco, the Harvard School of Public Health published this study that vitamin D is an important substance to protect the prostate, if excessive intake of calcium, will reduce the body of vitamins