Caffeine is a stimulant drug used for mental alertness and to accelerate energy and power. It is also used to delay muscle fatigue as it goes deep into the muscle tissues.

Camellia Sisensis .

Capsaicin is the chief capsaicinoid found in chilli peppers that belong to the group Capsicum. This phytochemical causes a burning sensation in any tissue that comes into contact. It is used in the preparation of varied topical ointments developed to alleviate the pain of peripheral neuropathy. The typical burning sensation is caused when capsaicin interact with the nerve cells. It is also believed that intake of capsaicin can cause a euphoric sensation due to the release of endorphins. As per studies, capsaicin can also alleviate symptoms associated with arthritis, improve flexibility of the joints, reduce psoriasis symptoms, and protect against gastric ulcers. And that's not all - research suggests that a combination of capsaicin and green tea can be effectively used in weight management too. This is because this combination promotes a feeling of fullness.

Polyphenols.

Yohimbe, which when ingested, the body converts to yohimbine and assimilates it into the bloodstream. Yohimbe comes from the bark of a tree that grows primarily in Africa. Yohimbine, an alkaloid, is the primary active ingredient of yohimbe. Yohimbe is commonly used as an aphrodisiac and antioxidant. Yohimbe is also used as a vasodilator, which means that it increases blood flow to the extremities and appendages, this is one of the main reasons why it is found in many sexual aids.