fat|fats

这个产品不含动物脂肪。

This product contains no animal ___fat.

我在烹饪中只使用植物脂肪。

I only use vegetable ___fats in cooking.

他们还应该尽量多吃沙拉，因为沙拉不含脂肪。

They should also consume as much salad as they can, because it does not contain ___fat.