- 查看更多前往 Wikipedia 查看全部内容
β-Carotene - Wikipedia
β-Carotene (beta-carotene) is an organic, strongly colored red-orange pigment abundant in fungi, plants, and fruits. It is a member of the carotenes, which are terpenoids (isoprenoids), synthesized biochemically from eight isoprene units and thus having 40 carbons. Dietary β-carotene is a provitamin A … 展开
Plant carotenoids are the primary dietary source of provitamin A worldwide, with β-carotene as the best-known provitamin A carotenoid. Others include 展开
For counting dietary vitamin A intake, β-carotene may be converted either using the newer retinol activity equivalents (RAE) or the older … 展开
Excess β-carotene is predominantly stored in the fat tissues of the body. The most common side effect of excessive β-carotene consumption is 展开
Medical authorities generally recommend obtaining beta-carotene from food rather than dietary supplements. A 2013 meta-analysis of randomized controlled trials concluded that high-dosage (≥9.6 mg/day) beta-carotene supplementation is associated with a 6% … 展开
As part of the digestive process, food-sourced carotenoids must be separated from plant cells and incorporated into lipid-containing micelles to be … 展开
The average daily intake of β-carotene is in the range 2–7 mg, as estimated from a pooled analysis of 500,000 women living in the US, Canada, and … 展开
β-carotene is industrially made either by total synthesis (see Retinol § Industrial synthesis) or by extraction from biological sources such as … 展开
CC-BY-SA 许可证中的维基百科文本 β-胡萝卜素 - 维基百科,自由的百科全书
Carotene - Wikipedia
Beta-carotene 15,15'-dioxygenase - Wikipedia
Beta-Carotene | C40H56 | CID 5280489 - PubChem
Beta-carotene is an antioxidant that presents significant efficacy against the reactive oxygen species singlet oxygen. Beta-carotene acts as a scavenger of lipophilic radicals within the membranes of every cell compartments. It also …
胡蘿蔔素 - 维基百科,自由的百科全书
Beta Carotene: Benefits, Foods to Eat, and More
2023年5月23日 · Beta carotene is a plant pigment that gives red, orange, and yellow vegetables their vibrant color. It is considered a provitamin A carotenoid, meaning that the body can convert it into vitamin A...
Beta-Carotene: Benefits and Best Sources - Cleveland …
2023年10月18日 · Beta-carotene’s benefits include keeping your vision healthy. Find it in foods like carrots, sweet potatoes and leafy greens. When you hear about beta-carotene, your mind might jump straight to ...
What is beta carotene? What are the benefits?
2017年12月14日 · Beta carotene is a red-orange pigment in plants and fruits that the body converts into vitamin A. Learn about its antioxidant properties, how it may slow cognitive decline and lung damage, and which foods are rich …
Beta Carotene: Benefits, What To Eat, and More
2024年9月21日 · Beta carotene, a type of carotenoid, transforms into vitamin A in the body. Vitamin A supports healthy vision, immunity, skin health, and cognitive function. Because it's an antioxidant, it's also been known to reduce oxidative …