Yes, diabetes can impact hair health. High blood sugar levels can lead to poor blood circulation, which in turn may affect hair follicles. This can result in hair thinning or loss, particularly in women. Additionally, conditions like alopecia can occur more frequently in people with diabetes. It's essential to manage your blood sugar levels effectively and maintain a healthy diet rich in vitamins and minerals that promote hair growth. If you're experiencing significant hair loss, consult your GP for further evaluation and possible treatments.