There are 40-500 milligrams of theobromine per 100 grams of chocolate. Theobromine stimulates smooth muscle and accelerates nerve conduction. But unlike caffeine, theobromine has almost no effect on the central nervous system. Every 100 grams of chocolate contains 70 milligrams of caffeine. The role of caffeine is to increase alertness, promote supernormal performance, improve observation, resist fatigue and improve the efficiency of mental activity. Chocolate also contains amphetamine. It also has a refreshing effect and can stimulate the secretion of norepinephrine in the hypothalamus.
The main content of this passage is that chocolate and coffee have different effects on the human body.