The invention relates to longan and walnut dew (juice), and relates to health beverages. The walnut in the formula is sweet and mild in taste. After the longan and walnut dew (juice) is drunk, people become healthy and strong by smoothening muscle, blackening hair, inducing urination and curing five haemorrhoids. The longan is sweet and mild, mainly cures evil influence in internal organs, cures anorexia and inappetence, and drives parasites and blood suckers in intestines; and after the longan and walnut dew (juice) is eaten for a long time, the longan is beneficial to building body, prolonging the life of people, smoothing the nerves, growing the wisdom, stimulating the appetite and tonifying the impotent body. The grape is sweet, sour and mild in taste, and mainly cures physique arthritis with fixed pain caused by dampness and supplements qi so that people become strong, hunger-resistant, cold-resistant and feel light, and also the life is prolonged. The waxberry relieves thirst, and is beneficial to relieving restlessness of intestines and stomach in internal organs. The lotus seed is dry and mild in taste, and is beneficial to supplementing digestion, stopping diarrhea, arresting seminal emission and nourishing heart and kidney, and can be used for curing deficiency of spleen and stomach, cardio palmus, dysphoria, insomnia, spermatorrhea, frequency of micturition, turbid leucorrhea and the like because of deficiency of heart and kidney. The foam or the slurry of walnuts and lotus seeds and the fruit juice of longan, grape and waxberry are mixed with proper amounts of water, white sugar or white granulated sugar, preservative and the like uniformly, and then the mixture is filtered and bottled (bagged). The longan and walnut dew (juice) has the beneficial effects of nourishing internal organs, qi and blood, physique and blood, building body, calming the nerves, strengthening the brain, growing wisdom, prolonging the life, and the like.