New insights into the rising link between diabetes and liver disease highlight the importance of early detection

As metabolic disorders become more prevalent worldwide, doctors are emphasising early screening for liver problems in people with diabetes to prevent serious complications, with recent research revealing new connections between these conditions.

Doctors are paying closer attention to the link between diabetes and liver health as metabolic diseases become more common worldwide. According to the Health report, spotting early warning signs can help people get treatment sooner and lower the risk of complications, especially among those who also have excess weight or abnormal blood fats. The Centres for Disease Control and Prevention says type 2 diabetes can damage the liver over time, while the Mayo Clinic notes that diabetes raises the risk of fatty liver disease, now often called metabolic dysfunction-associated steatotic liver disease, or MASLD.

The liver plays a central role in regulating blood sugar, storing glucose and releasing it when the body needs it. But when blood glucose stays high for long periods, insulin resistance can develop and fat may build up in liver cells. The CDC and Mayo Clinic both say this process is more likely in people who also have obesity, high cholesterol, high triglycerides or high blood pressure.

Several early signs may point to liver trouble in people with diabetes, even though symptoms can be subtle at first. Persistent fatigue, unexplained appetite loss or weight change, discomfort in the upper right side of the abdomen, yellowing of the skin or eyes, itchy skin and changes in urine colour are all reasons to seek medical advice. The Mayo Clinic and Diabetes UK both stress that MASLD often develops quietly, which makes screening and routine check-ups important.

Experts say the best defence is steady control of blood sugar and other metabolic risk factors. That means keeping to a doctor’s glucose targets, eating less sugar and unhealthy fat, exercising regularly, maintaining a healthy weight and limiting alcohol. The CDC says early diagnosis matters because untreated liver disease can progress to cirrhosis, while Diabetes UK says screening can help identify problems before they become severe.