"I eat healthy food" 表示你吃的是健康的食品。

健康食品通常指对人体有益的、营养丰富的食物，比如新鲜的蔬菜和水果、全麦面包和燕麦片、健康的肉类和鱼类、以及低脂或无脂的奶制品。

下面是一些英文例句以及中文翻译：

"I try to eat a balanced diet that includes a variety of healthy foods." 我尽量吃均衡的饮食，包括各种健康食品。
"I try to eat at least five servings of fruits and vegetables per day." 我每天尽量吃至少五份水果和蔬菜。
"I avoid processed foods and opt for whole, natural foods instead." 我避免食用加工食品，而是选择整个的天然食品。