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

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

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。

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。

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 和多酚，研究人员认为这可能有助于降低血压。

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）。

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，如果和油一同食用 β-胡萝卜素的吸收率可提高七倍。

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.

许多食物都含有抗氧化剂，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。

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物质。

Green melon has high water content, contains trace amounts of vitamin C, carotene, etc., with hydration, whitening, reducing blood sugar and other effects.

青瓜含水量较高，含有微量维生素C、胡萝卜素等，具有补水、美白、降血糖等功效。

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食物 而不是β-胡萝卜素。