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 …

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...

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 …

May 23, 2023 · 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.

Oct 18, 2023 · Beta-carotene’s benefits include keeping your vision healthy. Find it in foods like carrots, sweet potatoes and leafy greens.

Nov 5, 2025 · Beta carotene is a plant pigment that is converted into vitamin A when eaten. Sweet potatoes, carrots, pumpkin, and spinach are among the foods rich in beta carotene.

These provitamin A carotenoids include alpha carotene, beta carotene, and beta cryptoxanthin. Non-provitamin A carotenoids include lutein, zeaxanthin, and lycopene.

Jul 24, 2025 · Beta-carotene is a powerful antioxidant and a precursor to vitamin A, meaning your body converts it into vitamin A as needed. It’s used to support healthy vision, skin health and immune …

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, …

Carotenoid pigments, particularly β-carotene and lycopene, are consumed in human foodstuffs and play a vital role in maintaining health. β-carotene is known to quench singlet oxygen and can have strong …