Al-Kāfi - Volume 4 > A Fasting Person’s Use of Chewing Gum
Hadith #1

1ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ حَمَّادٍ عَنِ الْحَلَبِيِّ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ السَّلاَم) قَالَ قُلْتُ الصَّائِمُ يَمْضَغُ الْعِلْكَ قَالَ لا.

1. Ali ibn Ibrahim has narrated from his father from ibn abu ‘Umayr from Hammad from al-Halabiy who has said the following: “I once asked abu ‘ Abd Allah, ‘Alayhi al-Salam, about a man who chews chewing gum when fasting. He (the Imam) said, ‘No, he cannot do so.’”