Thermo Burst is a dietary supplement in the Pro Performance line of GNC products reputed to boost metabolism and burn more calories. Thermo Burst contains 400 mg of caffeine and a propriety blend of 13 ingredients including niacin and yerba mate extract.
Thermo Burst recommends taking 3 capsules one hour prior to working out in order to optimise energy and calorie-burning potential. Thermo Burst warns that consuming more than 3 capsules in a 24-hour period will increase the likelihood of experiencing side effects associated with the supplement.
Each dose of Thermo Burst contains 400 mg of caffeine. Large quantities of caffeine can cause anxiety, headaches, chest pain, agitation and ringing in the ears. According to WebMD, excess caffeine also can cause nervousness, restlessness, insomnia, stomach irritation, nausea and vomiting, and warns that large doses "may be unsafe and can cause irregular heartbeats and even death." Severe headaches associated with caffeine withdraw can be experienced when Thermo Burst is discontinued. Caffeine can also aggravate or worsen symptoms of individuals suffering from anxiety and bipolar disorders, heart conditions, diabetes, glaucoma, high blood pressure and osteoporosis.
Each dose of Thermo Burst contains 20 mg of niacin, a form of vitamin B-3. The most common side effect associated with this is niacin flush -- a reddening, burning or itching sensation to the face, arms and chest. Other side effects of niacin are and upset stomach, gas, dizziness and pain in the mouth. Individuals who suffer from allergies may see an increase in symptoms, as niacin causes histamine. Niacin can also increase the risk of irregular heartbeat in individuals with heart disease. Niacin may also increase blood sugar in people with diabetes and cause an unsafe drop in blood pressure for individuals suffering from low blood pressure. WebMD warns that niacin has the potential to bring on gout, worsen gallbladder disease and increase liver damage in individuals who suffer liver disease.
Thermo Blast contains 422 mg of yerba mate extract, a brain stimulant that mimics caffeine. According to WebMD, there have been cases reported of yerba mate poisoning, leading to hospitalisation, and excessive use may be linked to esophageal cancer.
Woman who are pregnant or breastfeeding should consult their physician before beginning Thermo Burst. Discontinue Thermo Burst two weeks prior to surgery as the caffeine and niacin content can produce bleeding and heart rate complications. Avoid consuming additional foods and drinks high in caffeine as this can increase the likelihood of experiencing negative side effects. Certain energy drinks and shots that may not contain caffeine can contain large amounts of niacin and should be avoided while taking Thermo Burst.
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