What is kilocalorie (dietary)?

A kilocalorie, written as Calorie with a capital C in nutrition contexts, is a unit of energy equal to 1,000 thermochemical calories. It is the standard unit used to express the energy content of food on nutrition labels globally.

What is joule?

The joule is the SI base unit of energy. It is the standard unit for work, heat, and electrical energy in physics, engineering, and scientific measurement worldwide.

Worked examples

1 kilocalorie (dietary) = 4,184 joule

1 joule = 1 joule

More Energy conversions

• Convert kilocalorie (dietary) to joule
• Convert kilocalorie (dietary) to kilojoule
• Convert kilocalorie (dietary) to kilowatt hour
• Convert kilocalorie (dietary) to calorie (thermochemical)
• Convert kilocalorie (dietary) to watt hour
• Convert kilocalorie (dietary) to megajoule
• Convert kilocalorie (dietary) to electronvolt
• Convert kilocalorie (dietary) to British thermal unit
• Convert kilocalorie (dietary) to therm (US)

Assumption: calorie means thermochemical calorie, and therm means US therm.