Vitamin A can be stored in the body. Continued high doses, therefore, can result in toxicity. Signs of toxicity include itchy skin, headaches, nausea, and diarrhea. During pregnancy, vitamin A toxicity may also cause birth defects. In addition, excessive amounts of carotene, although not toxic, will cause the skin to turn orange.
Excess carotene is deposited in the skin.
Vitamin A is found in many foods. Broccoli Carrots Spinach Pumpkin Mangoes Watermelon Winter squash Cautions Daily doses exceeding 6,000 IU can produce growth retardation and urinary-tract malformations of fetus. Don't take megadoses. To date, approximately 500 carotenoids have been identified in various fruits and vegetables and recent studies have investigated their health benefits. Lycopene Lycopene, found in tomatoes appears to reduce the risk for breast, prostate and pancreas cancer.