Glossary

Nutrition tracking glossary

Short, useful definitions you can link from guides and calculators — built to scale as the library grows.

10terms defined

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Term

BMR

Basal Metabolic Rate estimates resting calorie burn before you add daily activity.

Term

A calorie deficit is a sustained gap between energy in and energy out. It is the primary driver of fat loss for most people.

Term

Calorie density describes how many calories sit in a given weight of food.

Term

Calorie tracking is the practice of recording intake to understand and guide energy balance.

Term

A food diary captures meals and snacks so patterns — and calories — become visible.

Term

Macros are the three calorie-providing nutrients: protein, carbohydrates, and fat.

Term

Maintenance calories are the average daily intake that keeps your weight stable across weeks.

Term

Protein is one of three macros — often the first target people lock after calories.

Term

TDEE estimates how many calories you burn in a full day — rest, work, steps, and training included.

Term

A weigh-in is simply logging your weight — useful when you read trends instead of single days.