Calcium tablets are out of date and must not be eaten. Calcium is mainly composed of calcium. If it exceeds the shelf life, calcium will deteriorate. If some calcium tablets exceed the shelf life for a long time, they will harden. Eating such calcium tablets will cause serious damage to liver and kidney function, and in severe cases, liver and kidney failure.
Calcium supplement range:
Calcium supplement for young people: young people are energetic and generally think they don't need calcium supplement, but it's not. Studies have shown that the bone mineral density of the human body reaches the peak between the ages of 30-35. Before that, calcium supplementation is of great benefit to the body and can prevent osteoporosis. So the calcium supplement for young people is mainly food supplement. If medicine supplement, it is generally enough to supplement for 1 to 3 months.
Calcium supplement for the middle-aged and elderly: the calcium loss of the middle-aged and elderly is relatively fast, and osteoporosis is easy to occur. Calcium supplement for middle-aged and elderly people is generally based on medicine, which takes effect only after a month, so it will take about three months. Usually you can also pay more attention to diet. Drinking a glass of milk before going to bed is a No. habit. It can not only supplement calcium, but also improve sleep.
matters needing attention:
If taking calcium tablets, you should choose to take them before eating every day, so that they can be well absorbed by the body at the end of the day. Never take it before going to bed. If you take it before going to bed, your body can't absorb it well, and it may be completely discharged because you go to the bathroom before going to bed.