No there are no side effects, but its availability in its fruit form may be very slim. Since they are very perishable and cannot be grown locally, as they are only found in the South American jungle, your local fruit shop or grocery is more than likely not to have them in stock. Fortunately though, Acai berries are usually formed into a powdery substance and freeze dried and is used in many weight loss products. One reason why it has remained in the folds of South and central America for so long is that it has one drawback, an acai berry can only provide its benefits while it is freshly picked, after three days, it loses its health value. That s why for the rest of the world, the acai berry is consumed mostly in its powder form. The scientific community attributes this to various reasons, namely, a person is genetically inclined, a poor eating habit and lifestyle, lack of nutrition and energy to exercise, and highly diminished metabolism. These mentioned are just a few, fortunately though; many of these reasons can be avoided or drastically diminished with the aid of the acai berry. So, what is it about acai berry that it became very popular among a lot of people from different parts of the country if not the world? Well, acai berry is basically marketed as a weight loss supplement. However, you will find that it is more than just that. Acai berry will not only help you lose weight fast but it will also let you do so while keeping the body healthy. No, the acai berry is not harmful to the body, but, because of the great surge in popularity of this wonder fruit from the jungles of South America, many scammers and opportunists have come out of the woodwork to cash in on this veritable cash cow. Because the acai berry in its different forms have shown that it is highly effective, any person that markets an acai berry product can make money fast. But there are also the different combinations where acai berry is mixed with different other fruits, like watermelon, banana, or apple, this way, the juice would be able to cater to different people with different tastes. But nevertheless, the health benefits that acai berry provides is still offered in these combinations.