Caffeine, is a naturally produced medicine from the seeds and leaves of many plants. It is also produced unnaturally to add to certain foods. Caffeine is termed as a medicine because it arouses the central nervous system, causing enhanced alertness. Caffeine gives most people a short-term energy boost and bump up mood. Caffeine is present in tea, many soft drinks, coffee, chocolate, and pain relievers and other over-the-counter medicines. Caffeine tastes very bitter in its natural form. However, most caffeinated drinks undergo processing to cover-up the bitter taste. You may feel caffeine’s effects for up to 6 hours though it is not stored in the body.

Camellia Sisensis .

Capsaicin is used in several skin preparations and is used to relieve pain. It is available in the market in various forms such as ointments, creams, gels, liquids, lotions, sticks and pads under marketing names such as Capsagel, Zostrix, Arthricare for Women and Icy Hot Arthritis Treatment. A very astonishing fact is that capsaicin happens to be the active part of chili peppers. Though it is an irritant producing burning sensation on any tissue that comes in contact with it, it depletes substance P. Substance P transmits impulses of pan to the brain. It relieves pain due to diseases such as osteoarthritis, diabetes neuropathy and rheumatic arthritis. Capsaicin has not had any drug interactions till date. But this does not means that it can never have any interaction with any other drug. It is always best to confirm with your doctor if you really need to use capsaicin. Also, it is best to use this drug only in specified quantities.

Polyphenols.

Yohimbe contains an alkaline called yohimbine. It releases a hormone that stimulates sexual organs and blood flow in the genitals known as norepinephrine. Yohimbe is known treatment for sexual dysfunctions such as male impotence. It also has aphrodisiac property that improves the libido for both men and women. Yohimbe also helps in weight loss by increasing lypolysis by enhancing the excretion of norephinephrine. It also has antioxidant properties. It may also improve and alleviate exhaustion and feebleness. Yohimbe also helps alleviate the mood by blocking the enzyme called monoamine oxidase that may cause depression. Yohimbe also causes vasodilation that helps lower blood pressure.