Question

why do we need to brush our teeth with toothpaste after eating sugary food?

Answer 1

bcoz the sugary substances stick to our teeth and thus form bacteria which is harmful for us and it damages our enamel also
that is why we are said to brush our teeth after eating sugary food like chocolates toffees gummy bears.. etc
thanks and mark as best..

Answer 2

Chocolates contain different types of sugars. When we chew chocolates, some of the small particles remain in our teeth. These particles are acted upon by the micro-organisms in our mouth, producing harmful chemicals that corrode our enamel layer, thereby creating cavities in our teeth.