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carotene    音标拼音: [k'ɛrət,in]

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  • Carotene - Wikipedia
    Carotenes are photosynthetic pigments important for photosynthesis Carotenes contain no oxygen atoms They absorb ultraviolet, violet, and blue light and scatter orange or red light, and yellow light (in low concentrations)
  • Beta Carotene: Benefits, Foods to Eat, and More - Healthline
    Beta carotene is an antioxidant that converts to vitamin A and plays a very important role in health Learn about health benefits, risks, and food sources
  • BETA-CAROTENE - Uses, Side Effects, and More - WebMD
    Learn more about BETA-CAROTENE uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain BETA-CAROTENE
  • Carotene | Vitamin A, Photosynthesis, Pigments | Britannica
    Carotene, any of several organic compounds widely distributed as pigments in plants and animals and converted in the livers of many animals into vitamin A These pigments are unsaturated hydrocarbons (having many double bonds), belonging to the isoprenoid series
  • Beta-Carotene: Benefits and Best Sources - Cleveland Clinic Health . . .
    Beta-carotene is a special kind of carotenoid known as a provitamin A carotenoid That means it’s essentially a precursor to vitamin A “When it’s absorbed in your body, beta-carotene transforms into vitamin A in your intestines,” Sedlacek explains
  • VITAMIN A AND CAROTENOIDS Fact Sheet for Consumers
    carotenoid in foods and dietary supplements is beta-carotene How much vitamin A do I need? The amount of vitamin A you need depends on your age and sex Average daily recommended amounts of preformed vitamin A and provitamin A carotenoids are listed below in micrograms (mcg) of retinol activity equivalents (RAE) Life Stage Recommended Amount
  • What is beta carotene? What are the benefits? - Medical News Today
    Beta carotene is a red-orange pigment found in plants and fruits, especially carrots and colorful vegetables The body converts beta carotene into vitamin A, which is an essential vitamin The
  • What Are Carotene? | Colorful Nutritional Benefits
    Carotene primarily refers to a group of pigments found in plants, particularly in fruits and vegetables These pigments are responsible for the vibrant colors we see in nature—think of the bright orange of carrots or the deep green of spinach
  • Carotenoids: Everything You Need to Know - Healthline
    Carotenoids are pigments in plants, algae, and photosynthetic bacteria These pigments produce the bright yellow, red, and orange colors in plants, vegetables, and fruits Carotenoids act as a





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