Acetyl l Carnitine in the Treatment of Peripheral Neuropathies: A Narrative Review Pain and Therapy Springer Nature Link Some supplements that can lower blood sugar may lower it too much if you take them with medication. Other supplements may raise blood sugar. See link below Ameliorating Hypertension and Insulin Resistance in Subjects at Increased Cardiovascular Risk Hypertension l carnitine: Nutrition, pathology, and health benefits ScienceDirect