Under normal circumstances, women aged 28-30 need to supplement calcium in time, and some impurities begin to appear in women's bones at the age of 28, so they can supplement calcium appropriately to make their bones healthier, and they can usually eat more foods with high calcium content or milk.

After the age of 28, bone calcium decreases at a rate of 0.1-0.5% every year. By the age of 60, 50% of bone calcium will be reduced, and osteoporosis is prone to occur at this time. The density of bone is the content of minerals, and the most important element is calcium. The density of bone varies from person to person. People with high bone density, although also reduced, can delay the occurrence of osteoporosis because of a good foundation.

Extended data:

Precautions:

1, the best time to supplement calcium is before going to bed, pay attention to a period of time before going to bed, and it is best to supplement it half an hour after dinner, because the blood calcium concentration is relatively low at night, the relative calcium absorption rate will be enhanced, and the calcium supplement effect is good.

2. Vitamin D can help the human body absorb calcium. Supplementing vitamin D while supplementing calcium can achieve twice the result with half the effort.

3, eat more calcium-containing foods, dairy products are the most calcium-rich foods, in addition to shrimp skin, kelp, soybeans, cheese, yogurt, almonds, nuts, caviar is also very rich in calcium. Fresh green vegetables such as rape, celery and spinach also contain more calcium.

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