The results of research conducted by Israeli scientists has now openly declared insufficient level of understanding the working of your body and need to rewrite in the future, all existing books on nutrition.

Traditionally, it is accepted that one should avoid uncontrolled consumption of food with high glycemic index, because of the continuously high level of glucose in blood begins to break down metabolism, whereby the body converts the excess energy into body fat. It is already known that the sugar level in the blood depends not only on the food, but also from such factors as stress, illness, sleep and physical activity. Research of the Weizmann Institute of science and at all questioning the existence of the concepts ' food with a high GI and foods that are low GI.

The gut of every human is the habitat of thousands of different bacteria, and by comparing the microflora and microbiota of different people, scientists have found that the composition of these microbes and is a key factor in determining what kind of food raises from certain people sugar levels. Because intestinal animals, all people are different, different in different people and reactions to the same products and have glycemic indexes of products have meaning only if they are installed for a specific person, the results of a thorough and numerous tests. For example, one person because of a chocolate bar may be a sharp jump in sugar, and for another it would be useful and desirable in the diet product.

Spread in the world the problem of obesity demonstrates that a man not yet fully studied the impact of food on his body. A team of Weizmann Institute, adhering to this point of view, is in search of ways to change the composition of the intestinal residents and is already planning to expand its activities to the whole world to have the opportunity to help people of all countries to find out their microbiota and for them to pick up an individual diet, which will significantly improve the overall health of the body and bring the weight back to normal.