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• beta carotene
  beta carotene

  noun

  the most abundant of various isomers of carotene, C 40 H 56 , that can be converted by the body to vitamin A.
• beta-carotene
  beta-carotene

  A phytochemical that is an isomer of carotene found in dark green and yellow fruits and vegetables and that is converted to vitamin A, primarily in the liver.

beta carotene

American  

noun

Biochemistry.

1. the most abundant of various isomers of carotene, C 40 H 56 , that can be converted by the body to vitamin A.

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beta-carotene Scientific  

/ bā′tə-kăr′ə-tēn′ /

1. A phytochemical that is an isomer of carotene found in dark green and yellow fruits and vegetables and that is converted to vitamin A, primarily in the liver.

2. See more at carotene

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Example Sentences

See Examples For:

beta carotene beta-carotene

Another yeast strain can use ethylene glycol derived from PET to produce beta carotene, which the human body can convert into vitamin A.

From Science Daily ● Sep. 13, 2026

Other ingredients include salt, monosodium glutamate, cornstarch and beta carotene for color.

From The Wall Street Journal ● Nov. 27, 2025

Then there was the federal study asking if beta carotene, a widely used antioxidant supplement, could reduce the risk of cancer and heart disease.

From New York Times ● Jun. 18, 2024

The group recommended against beta carotene and vitamin E for that purpose.

From Seattle Times ● May 24, 2023

Too much beta carotene turns you orange, too much calcium gives you kidney stones.

From "Cat's Eye" by Margaret Atwood

And evidence reviews have found that some high-dose antioxidant supplements, particularly beta-carotene and vitamin E, may increase mortality risk in some populations.

From Science Daily ● Jun. 6, 2026

The natural color additive beta-carotene was linked to a 41% increased risk of breast cancer.

From The Wall Street Journal ● May 20, 2026

By deleting or adding selected genes, they engineered strains that produced zeaxanthin as well as other valuable carotenoids -- beta-carotene, lycopene and astaxanthin -- when grown on an aromatic compound commonly found in lignin.

From Science Daily ● Dec. 21, 2023

Collards are also a good source of magnesium, potassium, calcium, fiber and vitamins C and K. And if you’re looking for beta-carotene …

From Seattle Times ● Nov. 13, 2023

The fruit is soaked with oil and rich in beta-carotene, vitamin C, and, surprisingly, protein.

From "1491" by Charles C. Mann