Gums out of the salty liquid, there may be gingivitis, periapical inflammation, oral ulcers, oral herpes and other reasons. 1. Gingivitis: plaque irritation, food embedded in the teeth, blocked teeth and other reasons, easy to cause gingivitis, sexual reaction may lead to salty liquid from the gums. 2. Periapical periodontitis: purulent infection of the root tip of the tooth, the periosteum, the alveolar bone and other parts of the tooth, may also cause swelling of the gums, the gums flow salty liquid. 3. Oral ulcers: poor diet and low immunity may cause ulcers on the mucous membrane of the mouth, gums and tongue, which may also lead to salty liquid coming out of the gums. 4. Oral herpes: Oral herpes caused by viral infections may also lead to salty liquid coming out of the gums. Salty liquid from the gums, there may be other reasons, it is recommended to go to the hospital in a timely manner to check and clarify the cause of the disease.