1, LOS is the abbreviation of L- arabinose, and it is one of 39 functional products approved by the United States. In 2007, the US FDA listed a magical substance called L- arabinose as an anti-obesity nutritional supplement and over-the-counter drug, and the US Department of Health referred to as LOS for short. LOS is around human fat, which can fight obesity by inhibiting fat synthesis, increasing fat excretion and promoting fat burning, and has no toxic and side effects on human health. After its success in the United States, the product immediately became popular in Europe and America.

2. Japan followed closely, and it was proved by human experiments that the magical slimming effect of ——LOS was also applicable to the physique of yellow people, and L- arabinose was listed as a special health food.

3.LOS has also made great progress in China. According to the announcement of People's Republic of China (PRC) and Ministry of Health 12 in 2008, L- arabinose was officially approved as a new resource food in China.