Why Dogs Lick Human Wounds. When a dog licks a wound–or a newborn puppy–it cleans it in much the same way you might clean a counter with a sponge. They are natural healers when it comes to grooming and cleaning. There are some conflicting theories as to why dogs sniff each others wounds your wounds or the wounds of people in their human pack The most prevalent is that dogs use their noses to communicate they sniff each other in greeting and its thought that different dogs give off different smells depending on the hierarchy of their group. It is an instinct.
When your dog licks a wound there are healing capacities in their saliva and it can also help cleanse the area. Benefits of Dogs Licking Human Wounds. Dogs might lick your face if they can get to it. Wound licking is an instinctive response in humans and many other animals to lick an injury. But instinct can be biologically based and often serves a purpose. It is an instinct.
Saliva contains tissue factor which promotes the blood clotting mechanism.
If its your face being licked it could be related to something you just ate. For one human skin has a naturally salty taste which dogs tend to love. Theres even some anecdotal evidence that a dog licking the wound makes it feel better. There is a common folk belief that animal saliva especially that of dogs has healing properties for human wounds. Lactoferrin and other antibacterial and anti-viral compounds can also be found in saliva. The benefits of moderate wound licking.