The utility model provides a paper filter stick with functional additives, and relates to the technical field of cigarettes. The paper filter stick comprises a filter element (1) and a wrapping layer (2), wherein the filter element (1) is a round-rod-shaped body made of body paper in a rolled mode, the body paper is composed of a paper layer (3) and an additive layer (4) containing the functional additives, wavy wrinkles and grooves (5) vertical to the pattern direction of the wrinkles are densely distributed on the surface of the body paper, the grooves (5) are axially arranged after the body paper is rolled to form a rod, and the wrapping layer (2) is made of forming paper and wraps the filter element (1). The paper filter stick has the advantages of being simple in structure, low in cost, energy saving and environment friendly; on the basis that original fragrance of tobacco is retained, strong adsorption ability is achieved, influences of paper filter materials on cigarette smoking flavor are eliminated through addition of functional materials, tar is reduced, harm to the body is reduced, and meanwhile the original fragrance of the tobacco is maintained.