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The term “macros” or “macronutrients” is easily thrown around in the sports and fitness world. But what exactly are macros, and why does everyone in the fitness community seem to be obsessed with them?
What Are Macronutrients?
Macronutrients are substances that our bodies require in large amounts in order to properly function. They come in three basic forms — protein, carbohydrates, and fat — and are obtained through the foods we eat in our diets.
All macronutrients contain calories, which are our body’s’ primary energy source. Each macro, however, performs specific and unique functions within the body. Understanding how they fit into your diet is crucial, from improving your body composition to upping your athletic capabilities.
Macronutrients vs. micronutrients: what is the difference?
The food you eat basically consists of two types of nutrients:
Macronutrients:
Nutrients you need in large quantitiesMicronutrients:
Nutrients you need in small quantities
While macronutrients are the proteins, carbs, and fats consumed through your diet, micronutrients are things like vitamins and minerals, which can also be found in food.
Although your body needs micros in much smaller doses compared to macros, it still needs a regular supply of things like iron, magnesium, and b12 in order to properly function.
Neglecting your micros can seriously impinge on your ability to look and feel your best.
Macros & the digestive process
Before we dive into the specifics on macronutrients, let’s first explain what happens when they enter your body.
When you eat a meal, the three macronutrients enter your stomach where chemical digestion occurs. This means enzymes and acids begin to break down the macros into smaller molecules that the rest of your digestive system can absorb.
When it comes to digesting macronutrients, your body has a pretty simple philosophy:
