Indian tribes in America, especially in the Amazon has always had powerful shamans can cure the disease, and even predict the future. The Mystery of the years studied by scientists to find the cause. Apparently, there is one plant that can make a person experience hallucinations and drove him to the gates of the supernatural. This plant is a type of grape vines that by botanists called Banisteriopsis caapi used by the shamans.
When the stem is boiled or soaked in water and then blended with other natural ingredients, the result is a hallucinogenic substance they call Iowaska – Wine for the Soul. In the tradition of isolated communities in the Amazon, have formed the basic beliefs that consider sacred ceremony. Amaru or shaman lady, jug ash prayer, and the spirit in the universe is part of reality. After drink Iowaska, usually, they feel one or more symptoms ranging from sweating, prolonged vomiting, dizziness, convulsions, trembling, diarrhea, nausea, the flow of mucus from the nose, paranoia, and encouragement to act aggressively. But after that? Remarkably, the user will feel moved to the virtual world without limits stunning scenery as clear as in real life.
Experts ethnobotany from Harvard, Wade Davis, had lived in the Amazon for more than a year, at the request of Professor Richard Evans Schultes, the famous pioneer and expert in psychopharmacology (the study of hallucinogenic substances). From the professor, he was getting some tips, one of which is to, “Do not ever return before attempting Iowaska”.
Indeed, for some communities in the Amazon, drink a little Yaje they do on many occasions with a variety of purposes. For them, Iowaska is “medicine” potential cure physical and mental disorders. Amahuaca tribes are renowned experts of hunting linking their sensitivities while hunting with the ability to see the spirits of animals after drinking Iowaska so that they can learn the movements and habits of the prey animal.