Why Chewing Is More Than Digestion
Chewing does more than just break down food into smaller bits. It actually functions as the essential first step of digestion by triggering your body to produce the chemical enzymes needed to process nutrients.
When you chew, you are signaling to your stomach that a meal is on the way. This mechanical action dramatically increases the surface area of your food, which allows digestive fluids to work much faster. Without this initial breakdown, your body would struggle to extract the energy it needs from complex meals. It is a vital biological trigger that prepares your entire system for the work ahead.
Source: Chewing