There are several problems and conditions which can contribute to diabetic bruising. Diabetes can also make bruises last longer and heal more slowly. If you have not been diagnosed with diabetes, and experience excessive or long-lasting bruising, you should visit your doctor to determine if it diabetic bruising or if it is caused by something else.

One common reason for diabetic bruising is insulin injections. Using the same location of skin over and over may cause bruising in that area. Try to vary the locations of your shots and this diabetic bruising should go away. Also, if you are bleeding following the injection, this may mean that you are injecting the insulin into the muscle instead of the fat tissue.

There is also a condition called acanthosisnigricans that causes diabetic bruising. This is where patches brown and black skin manifest in the folds and creases of the skin, most …