The main function of the kidney is to help regulate everything. So this means pH, vitamins, etc. Kidneys are also useful for filtering vitamins and nutrients.
The function of the kidney is to remove waste, and excess fluid from the blood.
Explanation:
Kidneys help to keep certain chemicals such as potassium, sodium, and calcium balanced in the body. In addition, they also produce hormones that are capable of controlling blood pressure, and stimulating bone marrow to create red blood cells.
