Speed Up Your Metabolism with Guarana

Guarana is a shrub that is native to Northern Brazil, Venezuela, and Amazon. The fruit of this shrub is small and bright red. It has black seeds.

The seeds of the guarana fruit contain 4-8% caffeine, which is more than coffee beans. The seeds are also rich in xanthine alkaloids, theobromine, and theophylline.

Guarana is a well-known stimulant because of its caffeine content. It can increase the mental alertness, fight fatigue, and increase the stamina.

An animal study was conducted to determine whether guarana has some effects on weight loss. Researchers found out that guarana can speed up the metabolism, thanks to its caffeine content. Guarana can help in speeding up fat metabolism because of its high caffeine content but those who are allergic to xanthines or have hypertension and heart disease are not advised to take guarana, whatever form it may be.