Question

using an alkaline toothpaste also reduces tooth decay how

Answer 1

Explanation:

if we brush our teeth with toothpaste, the alkaline in the toothpaste will neutralise the acids produced by the bacteria in our mouth. Tooth decay can be prevented. Our stomachs produce hydrochloric acid. This helps to break down the food in our stomachs and kill bacteria.

Answer 2

What is tooth deccay :

When bacteria produces ACID (Note it) on contact with food then the tooth gets dissolved in acid

WHAT DOES BASE/ALKALI DO WHEN MIXED WITH ACID?

It neutralises the acid

Then , you must got the answer upto here now,

The ALKALINE toothpaste NEUTRALISES the ACID produced by Bacteria and thus prevent tooth decay (or dental caries)