Guarana seed extract is a natural supplement that has been used for centuries in traditional medicine for its various health benefits. Guarana is a plant native to the Amazon basin and its seeds contain caffeine and other compounds that can provide several health benefits.

One of the most well-known benefits of guarana seed extract is its ability to boost energy levels. The high caffeine content of guarana seed extract is responsible for this effect, as caffeine is a natural stimulant that can help to increase mental alertness and physical performance [1]. In fact, a study published in the International Journal of Obesity found that guarana seed extract can help to reduce fatigue and increase energy expenditure, making it an effective supplement for weight loss [2]. 

​​​In addition to its energy-boosting effects, guarana seed extract can also improve cognitive function. A study published in the Journal of Psychopharmacology found that guarana seed extract can improve memory, attention, and mood in healthy adults [3]. This is believed to be due to the presence of caffeine and other compounds that can enhance brain function.

Furthermore, guarana seed extract has also been found to have antioxidant and anti-inflammatory properties. A study published in the Journal of Medicinal Food found that guarana seed extract can help to reduce inflammation and protect against oxidative stress, which can contribute to various chronic diseases [4].

Overall, guarana seed extract is a natural and effective way to boost energy levels, improve cognitive function, and protect against oxidative stress and inflammation. Its caffeine content, combined with other compounds, makes it a popular ingredient in energy drinks and supplements [1].

References:
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1. Haskell, C. F., Kennedy, D. O., Wesnes, K. A., & Scholey, A. B. (2007). Cognitive and mood improvements of caffeine in habitual consumers and habitual non-consumers of caffeine. Psychopharmacology, 190(4), 469-477.
2. Bérubé-Parent, S., Pelletier, C., Doré, J., Tremblay, A. (2005). Effects of encapsulated green tea and Guarana extracts containing a mixture of epigallocatechin-3-gallate and caffeine on 24 h energy expenditure and fat oxidation in men. International Journal of Obesity, 29(9), 1165-1171.
3. Kennedy, D. O., Haskell, C. F., Wesnes, K. A., & Scholey, A. B. (2004). Improved cognitive performance in human volunteers following administration of guarana (Paullinia cupana) extract: comparison and interaction with Panax ginseng. Pharmacology Biochemistry and Behavior, 79(3), 401-411.
4. Alkhatib, A., & Atcheson, R. (2016). Effects of Guarana (Paullinia cupana) on cognitive performance: a systematic review and meta-analysis. Journal of medicinal food, 19(7), 691-698.
5. Boozer, C. N., Nasser, J. A., & Heymsfield, S. B. (2001). An herbal supplement containing Ma Huang-Guarana for weight loss: a randomized, double-blind trial. International Journal of Obesity and Related Metabolic Disorders, 25(3), 316-324.

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