5 - HTP is a hormone secretion, brain can affect our mood, sleep, diet, behavior .
Has a calming effect, it is a precursor to 5 - HT, generated under the action of decarboxylase, 
5 - HT, can enhance the activity of 5 - serotonin, ammonia in the human body, increase the brain
 serotonin manufacturing capacity, raise 5 - serotonin, the content of ammonia (5 - HT). 
Can improve sleep, help suppress appetite, it can make human body gets less carbohydrates, 
but also can reduce stress hormones, so as to suppress appetite. Just eat in a day, 750 milligrams
 of 5 - HTP can reduce the absorption of carbohydrates, and do not put on 
weight, thus to achieve the effect of weight loss.