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 British thermal unit?

A British thermal unit (BTU) is an energy unit defined as the heat needed to raise one pound of water by one degree Fahrenheit. It is used in HVAC systems, heating and cooling equipment ratings, and natural gas billing in the United States.

Worked examples

1 kilocalorie (dietary) = 3.96566683 British thermal unit

1 British thermal unit = 1,055.05585262 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.