Zantrex-3 is a diet drug for weight loss. Zantrex series of products is manufactured by an Utah based company called Zoller Laboratories. It is known to improve concentration, mental clarity, and body metabolism. It reduces hunger cravings, boosts the immune system, raises energy levels, and also assists with weight reduction. Zantrex-3 is made for both men and women. Like many food supplement and pills, Zantrex-3 is recommended to be used along with a proper diet and a daily exercise program. The clinical studies to determine the effectiveness of the drug were performed without having food or an exercise regimen. However, it is recommended to take the drug with food and exercise regularly, as it works better. This drug is sold online or in drug and nutrition stores. Zantrex-3 is free of ephedra. ▸ Green tea (improves metabolism) ▸ Yerba mate (CNS stimulant) ▸ Kola nut extract (CNS stimulant) ▸ Asian/panax ginseng (has tranquilizing effect) ▸ Damiana (a well-known aphrodisiac) ▸ Guarana (stimulates fat stores) ▸ Trimethylxanthine (boosts energy) ▸ Black pepper extract (enhances metabolism) ▸ Rhodiola crenulata (reduces fatigue and anxiety) ▸ Maca root (increases physical stamina) ▸ Cacao seed (CNS stimulant) ▸ Black tea leaf (CNS stimulant) ▸ Schizonepeta flower extract (has fat-burning effect and increases mental acuity) There are many side effects of the drug. However, the effects of the drug vary from individual to individual. Some individuals do not face any side effects while some do. The common side effects associated with the use of the drug include: ✦ Anxiety Some people have anxiety, jitters, tremors, cold sweating when large doses of the Zantrex-3 are taken. They are common in individuals who are addicted to caffeinated beverages or food. The caffeine brings about mood swings and heightened feelings of anxiety or panic. ✦ Heart palpitation If consumed in large amount, Zantrex causes palpitations due to the presence of caffeine. Additionally, blood pressure may increase. ✦ Headache and dizziness This is a common problem in people with caffeine-sensitivity. ✦ Insomnia The caffeine present in Zantrex-3 causes sleep disturbances or fatigue in many people. ✦ Nausea, stomach ache, diarrhea, loss of appetite Zantrex causes gastrointestinal problems like nausea, vomiting, loss of appetite, diarrhea or stomach aches in some people due to the presence of caffeine. People who consume less caffeine usually have these side effects due to their intolerance to caffeine. ✦ Flushed skin This is due to the presence of a compound called niacin. ✦ Excessive urination As caffeine works as a mild diuretic, it leads to more frequent urination. ✦ Liver failure It is not common, but a dangerous side effect. Some research says the ingredient, schizonepeta, in the drug, which has a compound called pulegone is linked to liver damage. ✦ Goiters This is also a rare side effect. It is seen in people with iodine deficiency. Maca root, one of Zantrex-3 ingredient contains chemicals, which helps in the advancement of goiters. Any of these symptoms should not be avoided and a doctor should be consulted, as they can lead to serious or life-threatening issues. ✦ The drug is not recommended for use with other caffeine containing beverages, food and medication. The reason for this is that excessive caffeine intake would lead to problems like anxiety, nervousness, insomnia, irritability and increased heartbeat. ✦ People with high blood pressure, diabetes, heart diseases, and those who are non-tolerant to stimulants should not take Zantrex-3. ✦ The drug should also not be given to pregnant or nursing women as it contains xanthine. A number of weight loss dietary supplements are available on the market. They should not be blindly relied upon as they can adversely affect health. To determine the best pill for you, it would be wise to follow the advice of a physician.