The Calsa blog

Calorie counting, with the math shown

Plain guides to calories, protein and macros. Each number links to where it came from, and you can use what you read at your next meal.

Put the numbers to work.

The guides show where each number comes from. In Calsa you log a meal by photo, voice or barcode, check the grams, and every calorie shows its source.

Log my first meal
A snack board of hummus, carrot and cucumber sticks, crackers, cheese, grapes and walnutsCalsa entry details: 71 kcal per 100 g times 250 g, with USDA as the source