The properties of guarana seeds have been known to the tribes of South America for centuries.However, guarana became known only recently, when it was discovered that it can have a slimming effect.It is believed that guarana can also be a proven way for potency and good memory.All thanks to the caffeine, which contains the most of all raw materials – much more than the coffee famous for it.Check what properties guarana has and what its side effects may be.
Guarana, in other words Pauline, guarana or thorns, is a species of climber that grows in South and Central America.In the local folk medicine, all parts of the plant have been applied, but the health properties are mainly attributed to the seeds, which are the caffeine’s treasury.It is this ingredient guarana that owes its versatile action.In Latin America for centuries, powdered guarana or mixed with water (aqua branca) is consumed as a stimulant, stimulating vital and warming forces, analgesic, reducing hunger and thirst. 1 In Europe, the guarana seed extract is an ingredient in some tonics and pain powders. head.However, guarana is best known as a slimming supplement.
Guarana for slimming
The substance that is responsible for the slimming properties of guarana is caffeine.It can increase fat burning and energy expenditure by the body, which leads to weight loss.However, until now it has not been proven that guarana can lose weight.On the contrary – scientists from the Institute of Nutrition and Psychology at the Faculty of Medicine, University of Göttingen, argue that guarana, as well as other popular dietary supplements for slimming, do not help to lose unnecessary kilos.
The name of the plant comes from the Indian tribe Guarana, living in South America.
In addition to the guarana seed powder, scientists took a look at 8 other popular weight loss supplements, such as L-carnitine, polyglucosamine, cabbage powder, whiting extract, sodium alginate, fiber tablets and selected plant extracts.Researchers bought all the specifics in German pharmacies, changed their packaging and names to neutral sounding and added new leaflets, devoid of the real name of the preparation.Then a group of middle-aged people with obesity or overweight divided into nine groups and for eight weeks each gave a different specification.After 2 months, those who took seven of the nine products tested dropped 1 to 2 kg (depending on the supplement), whereas in the placebo group the weight loss was 1.2 kg on average. 2 The researchers concluded that none of the supplements – regardless of the mechanism of action – it did not cause significant weight loss compared to placebo.
Guarana stimulates, improves memory and concentration
There are three substances in guarana that stimulate the nervous system – caffeine and two related compounds, theobromine and theophylline.
Guarana is the richest caffeine raw material.It contains up to 4 to 6 percent of the stimulant.For comparison – coffee seeds contain up to 2.8 percent.caffeine.
The strongest effect is caffeine, which stimulates in states of fatigue, weariness, physical and mental exhaustion, as well as positively affects the efficiency of thinking and concentration.Caffeine contributes to this by increasing the secretion of adrenaline, dopamine and serotonin (the hormone of happiness).The result is stimulation of the central nervous system, acceleration of heart function, dilation of blood vessels.This action is very strong, because guarana is the richest caffeine raw material – it contains up to 4 to 6 percent.this stimulant.For comparison – coffee seeds contain up to 2.8 percent.caffeine.
Therefore, guarana is recommended in the period of intense mental work and increased physical activity (eg people who are intensively learning or working, especially at night).It is worth knowing that guarana can be used by people who for various reasons should not drink coffee (eg due to stomach problems).guarana, guarana
Guarana for sex problems
Caffeine contained in guarana may reduce the risk of sex problems.They proved itscientists from the University of Texas.Their research shows that men who consume 85 to 170 mg of caffeine a day (ie 1-2 cups of coffee) are 42%.less exposed to the risk of erectile dysfunction than men who only consume 0-7 mg of caffeine per day.
If sexual problems arise from fatigue, then caffeine-based raw materials, including guarana, may be helpful.
In turn, for men who consume too much caffeine (over 171 to 303 mg per day, or about 3-4 cups), the risk of erectile problems decreases by 39 percent (compared to those who only consume 0-7 mg per day) caffeine).Reduction of erectile dysfunction was observed even in men with overweight, obesity and hypertension, but not in men with diabetes.”Diabetes is one of the factors most strongly associated with the risk of erectile dysfunction, which is why it was not a surprise,” says Dr. David S. Lopez, research coordinator. 3 Scientists suppose that caffeine can prevent erectile dysfunction because it affects relaxation of the penile arteries of the penis and smooth muscles cavernous bodies, which increases blood flow to these regions.The sources of caffeine that men took during the experiment were coffee, tea, sodas and sports drinks.
Guarana has antibacterial and fungicidal properties
Guarana is also credited with antioxidant properties and modulating the response of the immune system.Its antibacterial properties have also been described.Alcoholic guarana seed extract combats bacteria such as Escherichia coli, Pseudomonas fluorescens and Bacillus cereus, as well as Aspergillus niger, Trichoderma viride and Penicillium cyclopium.
Guarana – application
Guarana powdered can be used to make beverages, including the Latin guarana beer known in Latin America.Guarana can also be used for the production of bread, which is more durable compared to traditional bread.Currently, with the addition of powdered guarana seeds or its extract, dietary supplements and energy drinks are produced.
Guarana – dosage and side effects
The amount of caffeine in dietary supplements is not regulated by law.On average, they contain 40-100 mg of caffeine per tablet / capsule.Therefore, before using the dietary supplements with caffeine, read the leaflet carefully and remember that daily should not consume more than 400 mg of caffeine.Its excessive consumption may cause side effects, including excessive excitability, insomnia, stomach problems, and arrhythmia.
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