Liquid L Carnitine Hosstile Fat Metabolism, Endurance & Recovery Acetyl L Carnitine Supplement (ALCAR) 500 mg Superior Labs 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 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