It's never too soon to start good habits: Let baby eat when hungry, stop when full, and get enough physical activity.

让宝宝养成良好的进食习惯还是尽早为好：饿了才让宝宝吃，吃饱后就不再喂，进行足够的体育活动。

youdao

It's healthy to eat when I'm hungry and to stop when I'm full.

我饿了就吃、饱了就停是有益健康的。

《柯林斯英汉双解大词典》

Stop eating when you're full.

你吃饱后就别再吃了。

youdao

Didn't make a big deal out of it, but just sort of said, listen to when you're hungry, and when you're full, stop.

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