Blueberries are an excellent source of polyphenols antioxidants called flavonoids. And one group of flavonoids called anthocyanins present in berries are known to have a wide range of health benefits  . Study findings have shown that blueberries trigger the genes that regulate fat burning and storage. This helps in reducing visceral abdominal fat and lowers cholesterol  .
Not sure about the weight loss end of the sales pitch however I can tell you this has a great detox or probiotic effect. I train 5 days a week and eat 90/10 clean. At times the amount of fiber in take in will cause issues with my ability to process and pass...anyhow this has helped with bloating and the above noted issue. It has a great light taste, not bitter, nor tasteless. I didn't add any sweetener and loved the taste on its own. Will buy again.
This is another fat burner drink which helps in weight loss. Caffeine is an alkaloid which when consumed in limits can help burn belly fat. The caffeine kicks your metabolism into high gear. Caffeine also jump-starts lipolysis, the breakdown of fat. Cocoa, coffee, kola nut and tea are ways to have caffeine. And the caffeine kicks your metabolism into high gear. It is advised to have one cup of coffee a day as excess consumption of coffee can lead to dehydration, lack of sleep and heat in the body to name a few.
Does the body type theory work in these cases? Well, knowing that you’re a pear or an apple is useful for identifying those exercises that can help you achieve a more proportionate appearance, but focusing more on the upper body or on the legs might not be effective in reducing the belly fat. So today we’ll talk about the Belly type theory, launched by chiropractor Eric Berg, author of a book called The 7 Principles of Fat Burning.