During the treatment of Helicobacter pylori, it is advisable to avoid kissing, as Helicobacter pylori may be present in saliva, and kissing could transmit the infection to a partner. Also, avoid consuming strong alcohol, strong tea, coffee, and other spicy and irritant foods. Eat regularly and in moderation, chew slowly, and consume easily digestible foods along with fresh vegetables and fruits rich in vitamins, such as apples, bananas, tomatoes, and kiwis. It is recommended to use separate meals during the treatment of Helicobacter pylori infection to prevent transmission.