Frequent sleepiness can be appropriate to take vitamin B, but under the guidance of a doctor to supplement, not indiscriminate use of drugs. Vitamin B is a water-soluble vitamin, because the human body can not store, so you need to supplement every day. Modern people have higher pressure, mental tension, weaker spleen and stomach, metabolism is prone to problems as well as fatigue and sleepiness. Vitamin B1, vitamin B6, vitamin B12 and so on, these vitamin B can relieve mental stress, provide nerve nutrition, is conducive to the rapid metabolism of body waste, such as uric acid. It can also relieve fatigue, improve energy, mediate the function of plant nerves, and relieve sleep disorders. Vitamin B can also be absorbed through food, such as pig liver, pig blood, beef, lamb, eggs, quail eggs and so on. If sleepiness worsens, you must go to a regular hospital for examination to avoid delaying your condition. It is recommended to pay attention to rest, avoid labor and stay up all night, keep a good mood, moderate physical exercise.