Understanding carbs, fats, proteins, and the roles they play in your body helps you tailor your diet to support your health goals.

Macronutrients are the nutrients that your body needs in large amounts, which include fat, carbohydrates, and protein. They're the nutrients that give you energy and are often called "macros".

What are macronutrients? Read on to learn more about these essential nutrients, such as what they do, good sources, and how much people should consume.

Most macronutrient and energy content of colostrum are unaffected by prepregnancy maternal BMI, with the exception of protein content that is positively related to maternal BMI.

Counting macronutrients is a popular method for achieving health goals like weight loss or building muscle. This article explains the benefits and provides a step-by-step guide to counting macros.

IIFYM, or "If It Fits Your Macros," is a type of flexible dieting that tracks your macronutrient intake. This guide explains what it is and how to do it.