Hello, longan has a good effect of nourishing qi and blood, improving intelligence, calming the heart and calming the nerves. Can be used for insomnia, forgetfulness, fright, dizziness and other symptoms caused by deficiency of both heart and spleen and deficiency of qi and blood. Hello, Lycium barbarum is sweet, flat in nature, and belongs to liver and kidney meridians. Has the effects of nourishing liver and kidney, nourishing liver and improving eyesight. Both can be drunk in water.