Objective: Tooth extraction in oral surgery may cause complications such as bleeding. A
ttannin is an astringent group that can accelerate the process of bleeding cessation by
precipitating the blood protein, specifically thrombin. One of the plants containing tannin is
brown algae. The total tannin level in brown algae, specifically sargassum sp. and padina
sp., will be determined. Material and Methods: This research is an experimental research
using post-test only with control group design. The seaweed used in this study was taken …