Food Calorie Calculator
Look up the calories and full nutrition of any food, then adjust the serving size to match exactly what you eat.
Search for a food and select it to see full nutrition facts here, adjustable by serving size.
About the Food Calorie Calculator
This tool lets you look up the calories and full nutrition of almost any food, from whole ingredients to branded and packaged products, then adjust the serving size to match what you actually eat. The numbers come straight from a large food database that combines official USDA data with packaged food records, so what you see is real measured nutrition rather than a rough guess.
I built tools like this because the single most useful skill in nutrition is knowing roughly what is in your food. You do not need to weigh everything forever, but checking a few foods you eat often quickly builds an intuition that lasts.
How to use it
Type a food into the search box and pick the closest match from the results. Then set the quantity and choose a serving size, grams, a cup, a piece, whatever fits, and the calculator scales every value for you: calories, protein, carbs, fiber, sugar, fat, saturated fat, sodium and more. Because it reads the serving sizes provided with each food, the per serving numbers stay accurate.
Why per serving matters
Calories are only meaningful next to a portion. A food can look light per 100 grams but add up fast in a realistic serving, and the reverse is also true. Adjusting the serving here shows you the number that actually applies to your plate, which is far more useful for planning meals or hitting a calorie target.
Frequently Asked Questions
It comes from a large integrated food database that combines official USDA FoodData Central records with packaged and branded food data. The values are measured nutrition data, not estimates, though packaged products can vary slightly by brand and batch.
Yes. After selecting a food, set the quantity and pick a serving size from the list. The calculator scales every nutrient to that exact amount, so the calories and macros match the portion you actually eat.
Yes. Alongside calories you get protein, carbohydrates, fiber, sugars, fat, saturated fat, cholesterol, sodium and potassium, so you can see the full picture of a food, not just its energy.
The database is large but not infinite. If an exact brand is missing, search for the generic food (for example plain Greek yogurt instead of a specific label) and you will usually find a very close match, or try the barcode on the main food database.
