Bite to Bicep~ What Really Happens When Protein Hits Your Body...

Written by Sherry Cronin

We talk about protein like it’s a checkbox.

“Did you hit your macros?"

“Get your protein in.”

“Eat more protein.”

But almost no one stops to think about what actually happens when that first bite of protein leaves your lips. Not the Instagram version. Not the supplement label version. The real, biological chain reaction that starts the moment you chew.

And here’s the thing: protein isn’t just food.

It’s a signal.

It tells your body what kind of human you’re trying to be.

This is Part 1 of a three-part series where we break down what really happens when protein, carbs, and fats hit your body—starting at the mouth and ending at muscle, metabolism, hormones, and recovery. No trends. No fear-mongering. Just physiology, explained like a human.

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