14 August 2008

Other Common Names : Guarana kletterstrauch, guaranastruik, quarana, quarane, cupana, Brazilian cocoa, uabano, uaranzeiro.

Plant Parts Used : The seed and the fruit.
  • Habitat : The guarana plant thrives in the lush Amazon rainforest. It requires tropical temperatures and plentiful rainfall to flourish.
  • Plant Description : is a climbing plant in the Sapindaceae family that can grow to 12 meters in height. The bright red fruit is round and grows in clusters. When ripe the fruit splits, revealing black seeds. The seeds are surrounded by a white arils, giving them an “eyeball” appearance.
Health Benefits of Paullinia cupana
  • These tribes recognized its stimulant effect and used it during times of fasting as well.
  • Traditionally, the native tribes of Brazil and the surrounding countries have used guarana to treat many ailments. Included in this list are diarrhea, hypertension, fever, migraine, neuralgia, and dysentery.
  • It has also been used to treat pain, overcome heat fatigue, combat premature aging, detoxify the blood.
  • It has been found useful to control intestinal gas, obesity, dyspepsia, fatigue, and arteriosclerosis.
  • Guarana’s effect on the central nervous system, most specifically as a stimulant, has caught the attention of many athletes and dieters. The metabolism boosting and energy producing effect make this a popular supplement with those trying to boost performance or losing weight by increased caloric burning.
  • Guarana has a higher percentage of caffeine than the coffee or cacao beans. For this reason it is often used in energy drinks and soft drinks. Some people even dry roast the seeds and produce a paste that can later be made into a drink or used in foods.
  • Guarana is also used as a cardiovascular health aid. It is used to tone, strengthen and balance the heart. It is also used to cleanse the blood and keep it from becoming “sticky” and forming clots.
  • Guarana has also found favor as a means for preventing heat stroke and other heat illnesses.
  • It lowers body temperature and supports the body’s exchange of electrolytes.
  • The stimulant effect also helps with focus and mental acuity. Sharper focus and better control of mental faculties is a positive effect of the stimulation of the central nervous system.
  • It has also been shown to be an analgesic (pain-reliever), nervine (tone and calm nerves), and a neurasthenic (reduce nerve pain.) These factors support its use as a pain reliever.
  • Guarana is often added to herbal weight loss supplements to increase the themogenesis and help control appetite.

Composition-Active Ingredients
  • Guarana has a higher percentage of caffeine than the coffee (five times as much caffeine as coffee beans) or cacao beans.
  • Adenine, Ash, Catechutannic-acid, Choline, D-catechin, Fat, Guanine, Hypoxanthine, Mucilage, Protein, Resin, Saponin, Starch, Tannin, Theobromine, Theophylline, Timbonine, Xanthine.
Dosage and Administration Information
  • Guarana may be found in many herbal combinations or in capsule form by itself. In these forms the manufacturers recommended dosage should always be followed.
  • A cup of guarana, prepared by adding 1-2 grams of crushed seed or resin to 250 ml (1 cup) of water and boiling for ten minutes, can be drunk three times per day. Each cup may provide up to 50 mg of guaranine.
  • Traditional Preparation : One-half to one cup seed infusion 1-3 times daily or 1-3 ml of a 4:1 tincture twice daily; 1-2 g of powdered seed in tablets or capsules (or stirred into water or juice) 1-3 times daily can be substituted, if desired. Therapeutic dosages are reported to be 4-5 g daily. Relatively new to the U.S. market are guaranĂ¯¿½ extracts that are concentrated and standardized to the caffeine content (between 5% and 15%). Follow the labeled instructions and dosages for these products.
Warning and Potential Side Effect
  • Anxiety, jitters, difficulty falling asleep(insomnia), trembling, palpitations, urinary frequency, hyperactivity and increased blood pressure may all result from use of this supplement.
  • Any person allergic to, or with previous adverse effects associated with, caffeine should avoid this supplement due to its high caffeine content.
  • Guarana should be avoided during pregnancy and lactation.
  • Long-term use may cause decreased fertility, cardiovascular disease, and several forms of cancer, according to epidemiological studies of caffeine use.


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