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  1. Guarana - Wikipedia

    Guaraná (/ ɡwəˈrɑːnə / from the Portuguese guaraná [ɡʷaɾɐˈna]; Paullinia cupana, syns. P. crysan, P. sorbilis) is a climbing plant in the family Sapindaceae, native to the Amazon basin and especially …

  2. Guarana - Uses, Side Effects, and More - WebMD

    Learn more about Guarana uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Guarana.

  3. 12 Benefits of Guarana (Plus Side Effects) - Healthline

    Jun 13, 2018 · Guarana is often used as an ingredient in energy drinks, but it does more than energize. Here are 12 science-based benefits of guarana.

  4. How Guarana Benefits Your Body and Brain - Verywell Health

    Dec 11, 2025 · Guarana may benefit your body and mind. It contains antioxidants and caffeine and is linked with heart health, improved memory, and anti-cancer properties.

  5. Guarana Uses, Side Effects & Warnings - Drugs.com

    Jul 24, 2025 · Although not all side effects are known, guarana is thought to be likely safe for most people when taken in amounts commonly found in foods. Products containing guarana are possibly …

  6. Guarana: 5 Benefits and Side Effects To Know - Health

    Jan 14, 2026 · Guarana is a popular ingredient in energy drinks and pre-workouts. It may have benefits for energy, cognition, athletic performance, and more.

  7. Guarana:15 Benefits, Side Effects, and How to Use it Safely

    Explore 15 benefits of Guarana, from energy & focus to antioxidants. Learn its nutrition, side effects, and safe ways to consume it

  8. Is Guarana Safe? Health Benefits, Side Effects, and Recommended …

    Guarana (Paullinia cupana Kunth) is a caffeine-rich Amazonian plant traditionally used to enhance stamina, alleviate various ailments, and is widely consumed in energy beverages and supplements.

  9. Guarana | Amazon Rainforest, Caffeine Source, Stimulant | Britannica

    Guarana, (Paullinia cupana), woody, climbing plant, of the soapberry family (Sapindaceae), native to the Amazon Basin. It has a smooth, erect stem; large leaves with five oblong-oval leaflets; clusters of …

  10. Guarana: Benefits, Uses, Dosage, Side-Effects | Holland & Barrett

    Feb 16, 2023 · Guarana is very high in caffeine – more than coffee beans – but there’s more to it than caffeine alone. Consider yourself a caffeine fiend? Coffee, tea or energy drinks, most of us rely on a …