One study shows that cinnamon may be effective in lowering the blood pressure of people with diabetes but other studies are inconclusive, while research shows honey is effective in wound care and possibly suppresses coughing, reports WebMD. There is no evidence to support any other health benefits.
Studies show that cinnamon might reduce inflammation, contain antioxidant properties and ward off bacteria. However, it is unclear if these findings can lead to health benefits in humans, notes WebMD. There is no evidence that cinnamon can lower cholesterol or treat yeast infections in HIV-positive people. Medical professionals may use manuka honey to treat leg ulcers or sores, but honey is not a better sugar substitute for those with diabetes.