- MayoClinic: Beta Carotene
Carotenoid which is converted by the body into Vitamin A. Includes recent research, cautions, and side effects.
www.mayoclinic.com/health/beta-carotene/NS_patient-betacarotene
- Beta-Carotene: What Should Consumers Do about It?
Discusses research into the effects of large doses of beta-carotene. From Tufts Nutrition.
nutrition.tufts.edu/feature/wang.shtml
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