A diet low in important nutrients can make it harder for the body’s immune system to fight off infection.

People who consume less than the recommended dietary allowance(RDA)for vitamin C have slightly higher rates of periodontal disease.

A recent study found that people who get enough calcium have significantly lower rates of periodontal (gum) disease, a leading cause of tooth loss.

A recent study suggests that antioxidants in green tea may help reduce periodontal disease.