The redness of the tip of the tongue may be due to tongue inflammation. The redness and swelling of the tip of the tongue with pain is due to local irritation and infection, causing inflammation of the lingual papillae, which should be treated locally with anti-inflammatory treatment. In the tip and root of the tongue, there are lingual papillae, which are the taste receptors. These papillae are taste receptors that sense sweet, sour, bitter and salty tastes. The red dots scattered at the tip of the tongue are called fungiform papillae and filiform papillae, the bumps on the sides of the tongue at the root are called lobe papillae, and the large bumps at the root are called contour papillae, all of which are normal tissue structures. If there is inflammation of the lingual papillae. You can use some topical sprays, such as Golden Throat Health Spray, Stomatitis Spray, etc. You can also apply some mouthwash, such as tinidazole solution, rehabilitative new solution, chlorhexidine solution, etc. For these tongue papillae to prevent inflammation is the most important. The actual fact is that you should keep good oral hygiene, try not to eat irritating things, strengthen nutrition, light diet, go to the hospital regularly to check your teeth, see if there is caries and periodontitis, if there is tartar and other irritants to remove in time, so as to prevent the occurrence of inflammation of the lingual papilla.