Food dye shows how the liquid stays in the channel until the cat presses its tongue on its fur.

食用染料展示了猫舔毛之前，液体是怎么存留在通道内。

By September, 2021, it had banned 120 artificial ingredients from its menus, including high-fructose corn syrup and several food dyes.

到 2021 年 9 月，麦当劳已经禁止了 120 种人工配料，包括高果糖玉米糖浆和几种食用色素。

When food dyed blue is served to study subjects, they lose appetite.

当将染成蓝色的食物提供给研究对象时，他们会失去食欲。

This will turn a nice red color but if you want it a little bit more red, add in a touch of food dye. You can use all natural or good quality store bought. Okay, that's that one.

这会变成漂亮的红色， 但如果你想让它更红一点， 可以加入一点食用色素。您可以使用所有天然的或商店购买的优质产品。 好的，就是那个。