Possible Clues:

• Having abnormally high blood glucose levels
• One with insulin disorder
• With insulin deficiency
• Suffering insulin-related disorder
• Person with a pancreatic disorder
• Princess to assist (with a lot of diamonds) one with sugar problem
• Hyperglycemia sufferer
• I'd turn to a wager, I see, to be 23 down with sugar
• Acid bite for sufferer from common disease
• sufferer from disease in which body reacts badly to sugar or starch