The Truth About Raspberry Ketones

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Raspberry ketones are found in a variety of berries like raspberries, blackberries and cranberries. It is also being created synthetically by manufacturers that are selling it in weight loss supplements. The actual ketone, is what gives the berries their fruity fragrance and is used in perfumes, cosmetic products and in other foods for scent. Raspberry ketones are not approved by the Food and Drug Administration (FDA) as a substance that promotes weight loss. In fact the FDA has labeled raspberry ketones as generally recognized as safe (GRAS).

Manufacturers of raspberry ketones are making claims that the compound influences adiponectin which regulates insulin. They also claim that because of this, it can be used to treat illnesses related to obesity including type 2 diabetes and metabolic syndrome. They are selling the substance at a high price since the natural raspberry ketone compound can cost as much as $10,000 for half of a Kilogram. However, most manufacturers are only using the cheaper synthetic brand.

The scientific evidence manufacturers are using to market the substance is based on clinical trials involving rats. In one study, rats were given the substance in a dosage of more than 200 times the recommended amount for humans, and it resulted in the fat suppression in rats. The second clinical study, again involving only rats, showed that rate that were fed diets high in fat and were given 200 or more times the recommended amount for humans, were able prevent fat from accumulating in the rats’ cells. This evidence is being projected by manufacturers to have the same results in humans, but there have been no clinical studies conducted on humans to prove raspberry ketones promote weight loss.

In addition, manufacturers that are marketing raspberry ketones may be lining it with other ingredients that can be harmful to your health. Some diet drugs that have been advertised as being “all natural” due to the raspberry ketone compound have been using ingredients that may or may not be listed on the package. Some of the dangerous ingredients being used in addition to the raspberry ketone have included, hoodia, norepinephrine, caffeine and many more. Some of the side effects of raspberry ketones include a rise in body temperature, possible increased metabolism, and heightened blood pressure. People who are prone to asthma, diabetes and heart conditions should not take raspberry ketones.

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