Caffeine is a methylated xenthine discovered in 1819 by Friedrich Ferdinand Runge, a German chemist. Sources of Caffeine include beans, fruit and leaves of some plants. Caffeine available for human consumption is most commonly extracted from the coffee plant cherries and tea bush leaves, as well as foods and drinks that contain products derived from the kola nut. Caffeine can temporarily reduce the sensation of being tired; however, this does not mean that it eliminates the need for sleep. Generally, twenty five to fifty milligrams of caffeine is enough for most consumers to report an increase in alertness and arousal. Caffeine should be not be consumed by those with fecal incontinence as it relaxes the internal anal sphincter muscles.

Chromium Picolinate is a chemical compound that helps in the glucose utilization of insulin. It also helps the body process the carbohydrates and fats. It aids in weight loss by promoting ergogenic effect or formation of muscles. It uses the fats and burns it to be used as energy fuel. This allows the body to form lean muscles. This results in increased energy and fat loss. It helps in the overall maintenance of weight. It also helps suppress the appetite and food cravings. Chromium Picolinate also help in regulating the blood sugar level and reduce the blood sugar of people with type 2 diabetes.

Green Tea Extract is currently being promoted by the health conscious community as a weight loss product, which does not do this incredible concoction of helpful ingredients justice. Many green tea extracts nowadays exclude caffeine, to avoid the associated side effects and lower the ingestion of this legal addictive stimulant. The main characteristic of the green tea extract should be the antioxidative effect, which surpasses Vitamin C twentyfold. But the other traits are not to be forgotten, it is anti-inflammatory, anti-carcinogen and anti-radiation. The unique combination of green tea catechins, derivatives of apicatechin, and flavonoids, which belong to the same family, are proven scavengers of free radicals and an unavoidable addition to any dietary supplement combination, body building or weight loss as the target objective.

Hoodia Gordonii is widely thought of as an appetite suppressant; however, there have not been sufficient studies to support this theory.