One study published last year on the cosmopolitan family Sapindaceae (Buerki et al. 2013) showed that these plants managed to survive the effect of climate change at the Eocene-Oligocene by invading ...

Guarana (Paullinia cupana) is a plant extract commonly used to increase energy and improve alertness.. It contains caffeine, a well-known stimulant. Guarana contains plant-based compounds with ...

Mission Statement: Evidence-based Complementary and Alternative Medicine (eCAM) is an international, peer-reviewed journal that seeks to understand the sources and to encourage rigorous research ...

Guarana (Paullinia cupana) is a plant extract commonly used to increase energy and improve alertness.. It contains caffeine, a well-known stimulant. Guarana contains plant-based compounds with ...