Salt water helps neutralise the acids, helping the natural healthy bacteria in our throat to thrive and preventing unwanted bacteria from causing infections. Gargling with warm salt water helps thin out this mucus build-up in the respiratory tract and nasal cavity, thus, allows easy and better clearance.

Why do doctors advice gargle with salt solution during throat infection?

When you gargle with saltwater, you are submerging the cells and drawing liquids to the surface, along with any virus and bacteria in the throat. When you spit the saltwater out, you'll rid the body of those germs, as well.

What is the purpose of gargling?

Gargling with salt water can help keep a person's mouth clean and may alleviate pain and discomfort from sore throats, mouth sores, and dental procedures. Saltwater gargles are quick and easy to make and are a cheap and natural alternative to medicated mouthwashes.