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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 - Uses, Side Effects, And More - WebMD
    Beta-carotene and other red, orange, and yellow pigments called carotenoids are considered antioxidants They provide about 50% of the vitamin A needed in the diet Vitamin A is an essential
  • What To Know About Carotenoids
    Carotenes are non-oxygen-containing molecules, and they’re orange-pigmented Common examples include beta-carotene (hello, carrots!) and lycopene (watermelon is full of it)
  • 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, 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
  • 5 Types of Carotenoids You Need in Your Diet and the Health Benefits of . . .
    Carotenoids are natural orange, red, and yellow pigments in plants, some of which offer key health benefits Carotenoids like beta-carotene, lycopene, lutein, and zeaxanthin may improve skin, heart, eye, and bone health or prevent diseases like prostate cancer or macular degeneration
  • Vitamin A and Carotenoids - Health Professional Fact Sheet
    Preformed vitamin A is found in foods from animal sources, including dairy products, eggs, fish, and organ meats [1, 2] Provitamin A carotenoids are plant pigments that include beta-carotene, alpha-carotene, and beta-cryptoxanthin [1]
  • Carotenoids | Linus Pauling Institute | Oregon State University
    Carotenoids are a class of more than 750 naturally occurring pigments synthesized by plants, algae, and photosynthetic bacteria (1) These richly colored molecules are the sources of the yellow, orange, and red colors of many plants
  • Carotenoids: Everything you need to know – Carotene
    These provitamin A carotenoids include alpha carotene, beta carotene, and beta cryptoxanthin Non-provitamin A carotenoids include lutein, zeaxanthin, and lycopene





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