Roasting pumpkins, carrots and sweet potatoes increases available carotenoids.

烤南瓜、烤胡萝卜和烤红薯可以增加可用类胡萝卜素。

She says that yolk color is mainly caused by the carotenoids that chickens eat.

她说蛋黄颜色主要是由类胡萝卜素引起。

One last thing, the absorption efficiency of carotenoids decreases as the amount of dietary carotenoids increases.

最后一点是，类胡萝卜素吸收效率随着饮食类胡萝卜素摄入升高而降低。

Carotenoids like beta-carotene have their own functions other than just conversion to Vitamin A.

β-胡萝卜之类类胡萝卜素除了能转化为维生素 A 以外还有其它功能。

You might know this thanks to flamingos: They're born gray, but turn pink thanks to pigments called carotenoids in crustaceans they eat.

它们出生时是灰色，但是由于它们食用甲壳纲动物体内叫做类胡萝卜素东西变成了粉色。

Carrots have other carotenoids, but for beta carotene, you'd actually absorb about 7 times more beta-carotene if you took it suspended in oil.

胡萝卜还有其它类胡萝卜素，如和油一同食用 β-胡萝卜素吸收率可提高七倍。

The yellow and orange stone fruits such as peaches are high in the carotenoids we turn into vitamin A and which are antioxidants.

黄色和橙色核类类胡萝卜素含量很高，如桃子，这些类胡萝卜素会转变成维他命 A，具有抗氧化作用。

Carotenoids are a natural coloring in plants.

类胡萝卜素是植物天然色素。

Carotenoids, along with polyphenols like EGCG in green tea, offer natural sun protection.

类胡萝卜素与绿茶 EGCG 等多酚一起提供天然防晒保护。

Carotenoids and polyphenols accumulate in skin and absorb sunlight of various wavelengths, according to Farris.

Farris 表示， 类胡萝卜素和多酚会积聚在皮肤并吸收各种波长阳光。

Carotenoids are the pigments responsible for yellow, orange, and red tones.

类胡萝卜素是产生黄色、橙色和红色色调色素。

Some of these carotenoids are put into feathers.

一些类胡萝卜素被放入羽毛。

The algae produces pigment compounds called carotenoids that help it absorb sunlight, and also make it look reddish-pink.

藻类会产生称为类胡萝卜素色素化合物，帮助它吸收阳光，并使它看起来呈红粉色。

Animals can't produce carotenoids themselves and need to get them through their food like berries, fruits, or shrimp.

动物不能自己产生类胡萝卜素，需要通过食物（如浆、或虾）来获取。

Interesting side fact: Parrots, probably the colorful stereotype don't use carotenoids even though they do consume them.

有趣附带事实：鹦鹉，可能是五颜六色刻板印象，即使它们确实食用类胡萝卜素，也不使用类胡萝卜素。

While carotenoids are present in most green plants, they only become visible each fall when chlorophyll gets broken down to save energy for the winter.

然而，类胡萝卜素在大多数绿色植物都有，它们只有在叶绿素都分解掉之后才能看见从而为度过冬天保存能量。

Spoonbills are ingesting the carotenoid  a red pigment called canthaxanthin, which can be found in shrimp, crustaceans,   and algae.

琵鹭正在摄取类胡萝卜素，一种叫做角黄素红色素，存在于虾、甲壳类动物和藻类。

This is because carrots don't contain Vitamin A but a carotenoid called beta carotene which is a “provitamin” — a substance that can be converted into a vitamin.

因为胡萝卜所含并不是维生素 A，而是一种叫做β-胡萝卜素类胡萝卜素，它是一种“维生素原”，一种可以转化成维生素物质。

Those on short-term organic diets do show higher levels of carotenoids, polyphenols, Vitamin C and E, LDL cholesterol, antioxidant activity, immune system markers, and ever higher semen quality.

那些短期内食用有机食品人确实体内含有更多类胡萝卜素、多酚、维生素 C 和 E、低密度脂蛋白胆固醇、抗氧化活性、免疫系统标记，以及更高精液质量。

So, it makes sense that this research from Ohio state found that avocado is a good way to help absorb carotenoids like beta-carotene and convert them to Vitamin A.

因此，俄亥俄州这项研究发现言之有理，是说，牛油有助于类胡萝卜素（如β-胡萝卜素）吸收并将其转化为维生素 A。