88:7
لَّا يُسْمِنُ وَلَا يُغْنِى مِن جُوعٍۢ ٧
Saheeh International
Which neither nourishes nor avails against hunger.
Tafsir of "Ibn Kathir" (English)
Which will neither nourish nor avail against hunger.This means that the intent in eating it will not be achieved, and nothing harmful will be repelled by it