"Eat fresh food" 用英语表示为 "eat fresh food"。
这个表达来源于英语中描述食物新鲜程度的常用词汇。
例如：

I try to eat fresh food as much as possible. (我尽量吃新鲜食物。)
The salad tasted so much better because it was made with fresh ingredients. (沙拉因为用新鲜的配料做而口感更佳。)
I prefer to buy my fruits and vegetables at the farmers market where they are guaranteed to be fresh. (我更喜欢在农贸市场买水果和蔬菜，因为那里的食物新鲜可靠。)