能不能说 I like vegetable diet diet加不加复数

能不能说 I like vegetable diet diet加不加复数 a balanced diet 能否说a balance diet so I never have to diet,or anything like that 是 diet是什么意思 malmo diet diet,是什么意思 health diet 还是 healthy diet diet有没有复数?为什么有的地方是people's diet? But I like vegetable . I keep a banlanced diet 还是 I keep banlanced diet 和 diet的复数形式是直接+s吗? 5,some doctors claim that a vegetable diet is superior () a