The invention discloses the formula of tobacco additive essence of a hami melon fragrance, which comprises the following components in percentage by mass: 0.01 to 0.05 percent of palmitic acid, 0.01 to 0.05 percent of benzoic acid, 0.05 to 0.2 percent of ethyl maltol, 0.1 to 0.2 percent of Yunyan essence, 1 to 5 percent of Virginia tobacco extract, 0.01 to 0.05 percent of beta ionone, 0.5 to 1 percent of ethyl acetate, 0.001 to 0.01 percent of gamma-heptalactone, 0.1 to 0.8 percent of menthyl acetate, 0.1 to 0.8 percent of ethyl propionate, 0.1 to 1 percent of Yunyan absolute oil, 0.5 to 2 percent of hami melon extract, 0.01 to 0.1 percent of dihydrocoumarin, 1 to 10 percent of sorbierite, 1 to 5 percent of edible alcohol and 80 to 90 percent of propylene glycol. In the formula of tobacco additive essence of the hami melon fragrance, the addition of the hami melon extract offers a hami melon fragrance to the tobacco, improves the fragrance of the tobacco and corrects smoke smell, so the smoke smell of the tobacco is improved, the nature sweet fragrance of the tobacco is improved, the dry, harsh and bitter mouthfeel of users is improved, and requirements of the users are met.