Mint has been used for hundreds of years as a health remedy. Peppermint oil might help with irritable bowel syndrome — a long-term condition that can cause cramps, bloating, gas, diarrhea, and constipation — and it may be good for headaches as well. More studies are needed to see how much it helps and why. People use the leaf for other conditions, too, but there’s very little evidence it helps with any of them.
Anti-obesity effect of Bitter Orange (C. aurantium) contains synephrine which is a stimulant with similar properties as caffeine and ephedrine. It claims to have similar effects by increasing energy expenditure, increasing metabolism, and suppressing appetite and it