There are 11 vitamins that are members of the B vitamin family; combined, they are responsible for a multitude of functions in the body, including the management of stress, treatment of depression and support of heart he... More » Health Medications & Vitamins

Some of the most important vitamins for the body are vitamins A, B-6, C, D, and E. The body requires these vitamins to form strong teeth, bones and red blood cells, and maintain healthy tissues and brain function. Other ... More » Health Medications & Vitamins Vitamins & Supplements

The recommended vitamin D level in the body is 20 to 50 nanograms per milliliter, according to WebMD. The recommended dietary allowance for people between 1 to 70 years old is 600 international units. People older than 7... More » Health Medical Ranges & Levels

Vitamin B plays an essential role in aiding human growth and regulating important body functions, according to the American Cancer Society. Vitamin B complex is a group of 8 vitamins which includes vitamins B1, B2, B3, B... More »

A deficiency of certain B vitamins can cause anemia, fatigue, poor appetite, abdominal pain, depression, numbness and tingling in the arms and legs, muscle cramps, respiratory infections, hair loss, eczema, poor growth i... More »

Vitamin K’s functions in the body include helping with blood clotting, promoting the mineralization of bone and maintaining the health of blood vessels, says Life Extension Magazine. Doctors use it to treat bleeding, to ... More » Health Medications & Vitamins

The health benefits of vitamin B-12 include the support of the nervous system and blood cells, according to MedlinePlus. It is important for overall metabolism, which involves nearly every system in the body, including d... More » Health Medications & Vitamins