Abstract: The present invention relates to the field of tobacco science and smoking, providing an instant additive solution for the filter of cigarette which can efficiently reduce the tar and a great number of toxicants in main-stream smoke and simultaneously lower the temperature of main-stream smoke when flowing through the respiratory tract. Said instant additive solution for the filter of cigarette comprises following components: 1-500 nzg/mL of Vitamins, 1-300 mg/mL of tea polyphenols, and 5-200 mg/mL of the extracts of plants/algae. The present invention also relates to methods for preparing and using the instant additive solution for the filter of cigarette, as well as cigarette products comprising the instant additive solution for the filter of cigarette.