Ectopic calcification is most commonly seen in joint replacements, spinal cord injuries, traumatic craniosynostosis, blast injuries, elbow and acetabular fractures, and thermal injuries. In addition to preventive treatment still need to pay attention to its dietary supplement. 1, adhere to drink two glasses of milk every day: for the middle-aged and elderly, it is advisable to consume natural food rich in minerals such as calcium, phosphorus, iron, zinc and vitamin D. It is not advisable to be partial or overly dependent on health care products. Insist on drinking two cups of milk every day, milk for calcium is the best, it is not only rich in calcium, there are rich potassium, magnesium ions, and can promote the absorption of calcium vitamin D, lactose and essential amino acids, etc. Eat more soy products recommended to eat more soy products, rice, peanuts, fish, shrimp and crab, eggs, red meat, rape, carrots, peppers, tomatoes, broccoli, cucumber, celery, apples, bananas, kiwi, oranges, etc. 2, bone soup should not be excessive supplement: drink a lot of bone soup will not be calcium, but easy to cause calcium loss. Bone soup not only contains little calcium, and is not conducive to human absorption, bone soup also contains a lot of fat, long-term consumption is also easy to induce high blood fat, high uric acid, obesity. 3, eat less salted vegetables and pickled products: daily salt intake should not exceed 5 grams. Should also quit smoking and drinking habits, because alcohol-induced organ damage can inhibit calcium and vitamin D. Alcohol also has the role of anti-osteoblast, while smoking will accelerate the absorption of bone. 4, calcium supplementation should be moderate appropriate calcium supplementation, avoid excessive calcium supplementation: many elderly people believe that the more calcium supplementation, the more absorption, but in fact, it is not. Usually, the age of 60 years old and above, the daily intake of 800 mg of calcium, excessive calcium supplementation does not become bones, but will cause complications and endanger health.