People everywhere are always looking for ways to burn excess body fat. For those who are already in good physical condition finding the next metabolism booster is a must in their fat burning quest. Using a metabolism booster can be a big aid for anyone trying to keep excess weight off and most people who have a lean, defined physique take their metabolism supplements very seriously and are likely to try any possible product or exercise program that is though to be a metabolism booster. The herbal market is flooded with products that tout their ability as metabolism boosters which help reduce excess body fat. While nobody is disputing the advantages of burning excess calories the concern begins when the misinformed individual thinks that all they need to lose weight is take one of these “miracle” metabolism boosters. Without a complete exercise and diet program simply taking a metabolism booster will have little benefit. Caffeine is the main stimulant contained in these calorie burning supplements and these allow for more fat burning through a longer workout. A raise in body temperature is also another way metabolism boosters can burn excess calories. As strange as it may sound drinking a glass of cold water can also create a boost in metabolism. It’s simple really, drinking cold water not only causes a rise in body temperature, which in turn burns more calories, particularly when doing any sort of physical activity. Water also helps the kidneys to flush themselves leaving the liver un-encumbered to burn fat from the body more efficiently. While it is not a miracle cure for the overweight, water is an important part of the metabolism of the body.