Tea bag with effects of soothing nerves and helping sleep and preparation method thereof

The invention relates to a tea bag with the effects of soothing nerves and helping sleep and a preparation method thereof. The tea bag is prepared from the following components in percentage by weight: 25%-30% of pearls, 15%-20% of dried longan, 10%-15% of chamomile, 10%-15% of spina date seeds, 5%-10% of ganoderma lucidum, 5%-10% of ginseng, 5%-10% of Chinese yam, 5%-10% of tuckahoe and the balance of Chinese wolfberry. The preparation method of the tea bag with the effects of soothing nerves and helping sleep comprises the following steps: A, peeling the Chinese yam, removing fine root, slicing and drying the Chinese yam in the sun, steaming the Chinese yam with water for 30 minutes, taking out and air drying the Chinese yam; B, washing fresh ginseng clean, cutting and steaming the ginseng with water for 20 minutes, taking out and air drying the ginseng; C, steaming the ganoderma lucidum and tuckahoe with water for 20 minutes, taking out and smashing the ganoderma lucidum and tuckahoe, sieving the ganoderma