The invention relates to application of seabuckthorn in preparing cigarette and an application method. Seabuckthorn fruit is adopted to prepare seabuckthorn fruit extract which is added into cigarette, or seabuckthorn leaves and seabuckthorn peduncle are subjected to immersion treatment by hydrochloric acid, tannase, water and the like according to a certain proportion to prepare cigarette seabuckthorn slices. After a certain quantities of seabuckthorn extracts or seabuckthorn slices are added into the cigarette, a cigarette product with the taste of seabuckthorn is obtained and has elegant and soft smoke; and compared with cigarette sold on the market, the cigarette has low tar content and nicotine content and greatly improves the safety of the cigarette.