Original: “在讨论钙的补充时，钙柠檬酸盐是一种常见的选择。很多人想知道它含有多少钙。钙柠檬酸盐在补充钙的同时，还可以帮助身体更好地吸收钙。那么，钙柠檬酸盐中到底含有多少钙呢？”
Rewritten: “When discussing calcium supplements, calcium citrate is a popular choice. Many people are curious about how much calcium in calcium citrate. Not only does calcium citrate provide a source of calcium, but it also aids the body in better absorbing this essential mineral. So, how much calcium in calcium citrate should one expect to find?”