ANSWER: D-mannose is a naturally-occurring sugar, so it can affect blood sugar levels in people with diabetes.
If you have diabetes and are considering taking D-mannose, it is important to consult with your healthcare provider first. Your provider can help determine if D-mannose is safe for you and can also help to monitor your blood sugar levels and adjust your diabetes treatment plan if necessary. In addition,
D-mannose can interfere with certain medications used to treat diabetes, so it is important to discuss any supplements you are taking with your healthcare provider to avoid potential interactions.