She said in Italy, mozzarella is sometimes made with milk from water buffalo. The milk is whiter because the animal cannot digest beta carotene, an orange nutrient in many fruits and vegetables.

她说，在意大利，马苏酪有时是用水牛的牛制作的。这种牛更白是因为水牛不能消化吸收β-胡萝卜素（水牛会将全部的β-胡萝卜素在肠道分解代谢，很少有β-胡萝卜素被贮存于机体的其他部位），β-胡萝卜素是许水果和蔬菜中的一种橙色营养质。

Grass, when it's lush, and green, and in season, contains beta carotene.

小草正值青葱月之时富含β-胡萝卜素。

It would be better to get your vitamin A from fish roe or cod liver oil, good quality egg yolks, liver, rather than beta carotene.

获取维生素 A 的更好来源是鱼卵、鱼肝油，优质蛋黄以及肝脏之类的 而不是β-胡萝卜素。

It is called " golden rice" because the rice is yellow. It has been genetically changed, or modified, to produce beta carotene, a form of Vitamin A.

这种稻米因为颜色是黄色被称为“金色稻米”。这种稻米经过基因改造来生成胡萝卜素，维生素A的一种。

A lot of foods contain antioxidants like vitamin E, and C, and beta carotene, which help protect our body from free radicals by neutralizing them.

许都含有抗氧化剂，如维生素 E、C 和 β 胡萝卜素，它们通过中和自由基来帮助保护我们的身体免受自由基的侵害。

The tomato-based cold soup is loaded with carotenes, vitamin C and polyphenols, which researchers think may help lower blood pressure.

以番茄为基础的冷汤富含胡萝卜素、维生素 C 和酚，研究人员认为这可能有助于降低血压。

The milk is whiter because the animal cannot digest beta carotene, an orange nutrient in many fruits and vegetables.

这种牛颜色更白是因为水牛无法消化吸收β-胡萝卜素，而β-胡萝卜素是许水果和蔬菜所含的一种橙色营养质。

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.

胡萝卜中还有其它类胡萝卜素，如果和油一同用 β-胡萝卜素的吸收率可提高七倍。

This is mostly because the beta carotene is bound up in a hard to digest fiber matrix.

这主要是因为β-胡萝卜素与难以消化的纤维基质结合在一起。

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.

因为胡萝卜所含的并不是维生素 A，而是一种叫做β-胡萝卜素的类胡萝卜素，它是一种“维生素原”，一种可以转化成维生素的质。

You see, similar to our earlier discussion with beta carotene and vitamin A, “folic acid” is not folate.

你看，和我们之前讨论的β-胡萝卜素和维生素A的情况类似，“叶酸”（folic acid）并不是叶酸（folate）。

Then, one might be providing Vitamin A as beta carotene where another provides it as retinyl palmitate and so on.

同时，有的产品当中的维生素 A 是β-胡萝卜素，而另一些则是视黄醇棕榈酸酯，等等。

And so, yeah, they've modified golden rice to have beta carotene, which is pro-vitamin A.

他们已经修改了黄金大米，使其含有β胡萝卜素，这是一种维生素A前体。

Sweet potatoes and spinach are rich in beta carotene, another carotenoid that helps decrease redness in skin when it is exposed to UV light.

红薯和菠菜富含 β 胡萝卜素，这是另一种类胡萝卜素， 有助于减少暴露在紫外线下的皮肤发红。