kcal

What is a Kilocalorie?

The kilocalorie (food Calorie) is the unit actually used on food nutrition labels.

The kilocalorie (food Calorie) is the unit actually used on food nutrition labels.

What is labeled "Calorie" on food packaging is actually a kilocalorie.

Measurement system: Non-SI, common commercial unit. SI equivalent: 1 kcal = 1000 cal = 4184 J.

Kilocalorie facts

Unit name
Kilocalorie
Symbol
kcal
Category
Energy
Measurement system
Non-SI, common commercial unit
SI equivalent
1 kcal = 1000 cal = 4184 J
Common uses
Nutrition labels and daily energy intake calculations

Definition of the kilocalorie

The kilocalorie (food Calorie) is the unit actually used on food nutrition labels.

Measurement system and SI relationship

Non-SI, common commercial unit

SI equivalent: 1 kcal = 1000 cal = 4184 J

History of the kilocalorie

What is labeled "Calorie" on food packaging is actually a kilocalorie.

Where is the kilocalorie used?

Nutrition labels and daily energy intake calculations

Kilocalorie conversion tools

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