The invention discloses a cigarette paper additive with a throat clearing effect and application thereof. Milk vetch honey, phenethyl alcohol, phenethyl formate, phenylethyl propionate, linalool, hydroxyethyl rose flavone, bee milk, propylene glycol, beewax absolute oil, tobacco absolute oil, broadleaf holly leaf absolute oil and water are evenly mixed to obtain a product of the cigarette paper additive; the hydroxyethyl rose flavone is a novel flavonoid compound separated from waste residues generated in rose essential oil production, and the cigarette paper additive has the structural formula shown in the description and is named as 7-(3-hydroxypropyl)-8,2'-dimethoxy flavone. In a cigarette paper preparation process, the additive is applied according to 1 to 2% of the weight of the cigarette paper; throat dryness sensation and sting sensation in smoking cigarettes are obviously reduced, smoke is mellower and smoother and has sweet aftertaste sense and cool sense, and aftertaste is comfortable and clean. The additive disclosed by the invention has a small use amount, an adding technology easy to achieve, a small effect on cigarette chemical balance and no obvious change on cigarette style.