Such deficiencies are seldom seen, however, even in people who don't eat fruits or vegetables or take supplements, because so many other foods supply the nutrient. If You Get Too Much It is nearly impossible to overdose on beta-carotene because the body excretes what it doesn't need. If this occurs, consult your doctor. In most cases, the coloration is harmless and will gradually fade if you reduce your beta-carotene intake. Excellent sources include carrots, cantaloupe, and myriad other yellow, orange, and red fruits and vegetables.
Green vegetables are also a good source.
Many products supply these carotenoids in one pill. If you are at particularly increased risk for heart disease or cancer, or are trying to minimize the effects of cancer treatment on healthy cells, consider increasing your dose to two mixed-carotenoid pills daily. Guidelines for Use Take beta-carotene and all other carotenoid supplements with food. General Interaction There are no known drug or nutrient interactions associated with beta-carotene. Many experts caution smokers to avoid beta-carotene supplements.