Guarana
瓜拉纳 (Guā Lā Nà) · Paullinia cupana
Contains more caffeine than coffee beans plus theobromine and tannins for sustained energy release. Evidence for cognitive enhancement, fat metabolism, and athletic performance.
効能
主な効果
May help combat fatigue and increase stamina
Traditionally used to support physical endurance
May support cognitive function and mental clarity
Traditionally used to sharpen memory and focus
飲み方
安全性と相互作用
起こりうる副作用
- Digestive discomfort at higher doses
- May cause drowsiness or stimulation depending on the herb
- Allergic reactions possible in sensitive individuals
使用禁忌
- Pregnancy and breastfeeding (insufficient safety data)
- Children under 12 without professional guidance
- Scheduled surgery (stop 2 weeks before)
薬物相互作用
- May interact with prescription medications
- May affect blood sugar or blood pressure medications
- Consult pharmacist before combining with other supplements
伝統的な使用法
In Traditional Chinese Medicine, 瓜拉纳 (Guā Lā Nà) has been used for centuries. It is traditionally classified as a qi-tonifying herb that strengthens vitality. It opens the orifices and sharpens the intellect — used traditionally for forgetfulness and mental fog.
現代の研究
Moderate research exists for this herb, including some clinical trials and substantial preclinical data. While not as extensively studied as top-tier herbs, the evidence supports several traditional uses. More human trials would strengthen the evidence base.
PubMedで研究を見る →Where to Buy
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