The authors studied the acute effects of Guaraná, when compared to caffeine and placebo, (double blind study) on cognition, anxiety and sleep in 30 normal volunteers. Although results were negative it cannot be concluded that Guaraná is harmless. Other studies shall be undertaken, administering Guaraná on a long term basis, as popularly proclaimed.A Paulinia Cupana (guaraná), é uma planta da flora brasileira que goza de grande prestígio na medicina popular. Dentre as características popularmente atribuídas a ela, citamos, a de ser potente estimulante das funções cerebrais. Os autores avaliaram os efeitos da administração crônica da guaraná sobre a cognição de voluntários idosos normais. Foram estudados 45 voluntários, sendo distribuídos ale...
Guarana (Paullinia cupana) extracts are most commonly used in Western markets as putatively psychoac...
The stimulant effect of energy drinks is primarily attributed to the caffeine they contain. Many ene...
An exploratory experiment was conducted to investigate the effects of coffee, guaraná, and yerba mat...
Paulinia cupana (guarana) is a Brazilian plant given great prestige in popular medicine, for example...
Understanding the behavioral effects of herbal extracts presents a number of challenges to behaviora...
The present study aimed to systematically assess acute, dose-related behavioural effects of an extra...
Extracts from the plant guarana (Paullinia cupana) feature as putatively stimulating ingredients in ...
Mice that ingested a suspension of guarana (Paullinia cupana, Sapindaceae) in a dose of 0.3 mg/ml sh...
Background: Guaranà (Paulinia cupana) seed extracts are increasingly popular worldwide for their sti...
The effect of crude lyophilized extract (EBPC) and the semi-purified constituents (EPA and EPB) of P...
This bachelor work theoretically describes Southern American plant named guarana (Paullinia cupana),...
The effects on toxic and behavioral levels of guarana (Paullinia cupana) were assessed in rats and m...
Guarana (Paullinia cupana) is a South American plant that contains twice more caffeine compared to c...
The aim of this study was to investigate the effects of guarana supplementation on cognitive perform...
Guarana is a well-known name of the plant species Paullinia cupana Kunth, belonging to the Sapindace...
Guarana (Paullinia cupana) extracts are most commonly used in Western markets as putatively psychoac...
The stimulant effect of energy drinks is primarily attributed to the caffeine they contain. Many ene...
An exploratory experiment was conducted to investigate the effects of coffee, guaraná, and yerba mat...
Paulinia cupana (guarana) is a Brazilian plant given great prestige in popular medicine, for example...
Understanding the behavioral effects of herbal extracts presents a number of challenges to behaviora...
The present study aimed to systematically assess acute, dose-related behavioural effects of an extra...
Extracts from the plant guarana (Paullinia cupana) feature as putatively stimulating ingredients in ...
Mice that ingested a suspension of guarana (Paullinia cupana, Sapindaceae) in a dose of 0.3 mg/ml sh...
Background: Guaranà (Paulinia cupana) seed extracts are increasingly popular worldwide for their sti...
The effect of crude lyophilized extract (EBPC) and the semi-purified constituents (EPA and EPB) of P...
This bachelor work theoretically describes Southern American plant named guarana (Paullinia cupana),...
The effects on toxic and behavioral levels of guarana (Paullinia cupana) were assessed in rats and m...
Guarana (Paullinia cupana) is a South American plant that contains twice more caffeine compared to c...
The aim of this study was to investigate the effects of guarana supplementation on cognitive perform...
Guarana is a well-known name of the plant species Paullinia cupana Kunth, belonging to the Sapindace...
Guarana (Paullinia cupana) extracts are most commonly used in Western markets as putatively psychoac...
The stimulant effect of energy drinks is primarily attributed to the caffeine they contain. Many ene...
An exploratory experiment was conducted to investigate the effects of coffee, guaraná, and yerba mat...