Why does gastritis cause loss of appetite?

The stomach normally expands as you eat and begins processing food. With gastritis, the lining is inflamed and this process can feel uncomfortable. Nausea, burning, bloating, burping, and early fullness may make food less appealing or lead you to stop eating earlier than usual.

Loss of Appetite is a common presentation of Gastritis, but appetite changes can have many causes. A pattern that starts after meals, occurs with upper abdominal discomfort, or follows the use of a particular medicine is useful information for a clinician.

Aim for small, regular amounts of food and fluid rather than forcing a large meal. Bland foods may be easier to tolerate while symptoms are active. Avoid alcohol, smoking, and foods or drinks that you have noticed cause pain, nausea, or bloating. Take time to eat slowly and remain upright after a meal.

If you cannot manage normal meals, focus on fluids and seek advice from a clinician or pharmacist. Keep a note of what you can tolerate, the timing of symptoms, and any painkillers, supplements, or other medicines you use.

Arrange a medical assessment if poor appetite persists, you are eating much less than usual, or symptoms are affecting daily life. Seek urgent care for vomiting blood, black stools, severe or worsening abdominal pain, repeated vomiting, fainting, trouble swallowing, or unexplained weight loss.

Ask whether gastritis is the likely source of your symptoms, whether medicines could be irritating your stomach, and how to maintain food and fluid intake while treatment is arranged. Tell the clinician about reflux symptoms, bowel changes, and prior digestive conditions.