Is Human Saliva Clean?
Although Human Saliva Contains Some Compounds That Aid in Healing, the Mouth Is Also Home to a Host of Bacteria That Are Perfectly Safe in the Oral Cavity, but...
Although human saliva contains some compounds that aid in healing, the mouth is also home to a host of bacteria that are perfectly safe in the oral cavity, but may be dangerous if introduced into a deep wound through saliva. The principal risk of licking wounds is infection, especially in immunocompromised patients.
Is your own saliva dirty?
Saliva Keeps You HealthyIt washes away bacteria and neutralizes the pH balance in your mouth. In addition, it can also fight off infections in wounds! There's a reason for the saying “lick your wounds,” saliva actually contains infection-fighting white blood cells known as neutrophils.