Parents all know that vitamin D can promote calcium absorption, and obtaining sufficient vitamin D is the key to successful calcium supplement. And sun exposure is undoubtedly the most economical and convenient way to obtain vitamin D. However, everything has its advantages and disadvantages. While basking in the sun makes the baby get vitamin D, If the ultraviolet rays in the sunlight are too strong, Or exposure to the sun for too long may also bring some damage to the baby’s skin. Therefore, the baby’s delicate skin must not be directly exposed to the sun. It is easy to get sunburned. The sunburned skin will become red, swollen, hot, painful, Then blisters, peeling, This not only brings temporary pain to Read More …