What could be causing upper left abdominal pain after eating?

Reviewed by Yoshinori Abe, MD

Internal Medicine

Upper left abdominal pain after eating is most commonly caused by digestive issues, including gastritis, stomach ulcers, acid reflux, indigestion, or trapped gas. Less often, it may signal problems with the pancreas, spleen, or large intestine.

Because the causes range from mild to serious, identifying the source of your pain matters. A quick, free symptom check can help you understand possible conditions linked to your symptoms and guide you on whether home care, a doctor's visit, or urgent attention is the right next step—all in just a few minutes, with no sign-up required.

Reviewed for medical accuracy: 07/15/2026

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Explanation

Upper left abdominal pain after eating is most likely related to a digestive issue given that this part of the abdomen is home to the stomach and intestines. This can happen when your stomach makes more acid than usual after meals, or when food moves too slowly through your digestive system. These issues can put extra pressure on your stomach and nearby organs, leading to that uncomfortable feeling in your upper left abdomen. Other possible causes include irritable bowel syndrome, pancreatitis, and stomach disorders like ulcers. If you experience frequent pain, you should consult a healthcare provider or use Ubie's free AI symptom checker to help identify potential causes and determine if you need medical attention.

(References)

Chuang TJ, Chen CW, Lin HY, Hsu WH, Wang SC, Tu CC. Acute appendicitis presenting as unusual left upper quadrant pain. Iran J Radiol. 2013 Sep;10(3):156-9. doi: 10.5812/iranjradiol.6326. Epub 2013 Aug 30. PMID: 24348602; PMCID: PMC3857979.
Aguilera-Lizarraga J. Gut reactions: emerging mechanisms of abdominal pain from food intake. Am J Physiol Gastrointest Liver Physiol. 2022 Nov 1;323(5):G401-G409. doi: 10.1152/ajpgi.00173.2022. Epub 2022 Sep 20. PMID: 36126222.
Staszewska A, Jarzumbek A, Saran A, Gierak-Firszt S, Kwiecien J. Postprandial Abdominal Pain Caused by Gastroptosis-A Case Report. Children (Basel). 2023 Jan 5;10(1):116. doi: 10.3390/children10010116. PMID: 36670666; PMCID: PMC9857050.

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