Vitamin A has widely varied functions including supporting vision, growth and development, and the immune system; building and maintaining healthy skin, mucous membranes, organ linings, bones, and teeth; protecting against certain cancers; and carrying out important metabolic and hormonal roles.

• Vitamin A is shown to reduce cancerous lesions of the mouth. The results of the study were reported by the University of Arizona Cancer Center. Vitamin A may also help people who develop oral or esophageal cancer traced to an excess use of tobacco or alcohol.
• Vitamin A is necessary for smoothing dry, rough skin and contains anti-aging qualities.
• Vitamin A has an effect on strengthening bones and teeth, and has a connection to preventing the cracking of teeth.
• Vitamin A keeps the lining of the lungs healthy.
• Vitamin A helps heal wounds and aids in reducing outbreaks of acne.
• Vitamin A helps reduce disorders of the stomach lining that lead to ulcers.
• Vitamin A helps heal the effects of viruses on the body because of its know antiviral properties.
• Vitamin A beta-carotene has been found to help protect individuals from coronary artery disease.