千焦
千焦是國際單位的熱量和做功的單位，千焦指一千焦耳。現在常用千焦衡量食物所含的的熱量和某種運動單位時間消耗的熱量。
卡
卡路里（Calorie）是一種熱量單位，簡稱卡，縮寫為cal，被廣泛使用在營養計量和健身手冊上。其定義為在1個大氣壓下，將1克水提升攝氏1度所需要的熱量。
千焦轉卡換算表
千焦 (kJ)卡 (cal)
0.1 kJ23.89 cal
0.5 kJ119.45 cal
1 kJ238.9 cal
1.5 kJ358.35 cal
2 kJ477.8 cal
3 kJ716.7 cal
4 kJ955.6 cal
5 kJ1194.5 cal
6 kJ1433.4 cal
7 kJ1672.3 cal
8 kJ1911.2 cal
9 kJ2150.1 cal
10 kJ2389 cal
11 kJ2627.9 cal
12 kJ2866.8 cal
13 kJ3105.7 cal
14 kJ3344.6 cal
15 kJ3583.5 cal
16 kJ3822.4 cal
17 kJ4061.3 cal
18 kJ4300.2 cal
19 kJ4539.1 cal
20 kJ4778 cal
25 kJ5972.5 cal
30 kJ7167 cal
35 kJ8361.5 cal
40 kJ9556 cal
45 kJ10750.5 cal
50 kJ11945 cal
千焦 (kJ)卡 (cal)
55 kJ13139.5 cal
60 kJ14334 cal
65 kJ15528.5 cal
70 kJ16723 cal
75 kJ17917.5 cal
80 kJ19112 cal
85 kJ20306.5 cal
90 kJ21501 cal
95 kJ22695.5 cal
100 kJ23890 cal
150 kJ35835 cal
200 kJ47780 cal
250 kJ59725 cal
300 kJ71670 cal
350 kJ83615 cal
400 kJ95560 cal
450 kJ107505 cal
500 kJ119450 cal
550 kJ131395 cal
600 kJ143340 cal
650 kJ155285 cal
700 kJ167230 cal
750 kJ179175 cal
800 kJ191120 cal
850 kJ203065 cal
900 kJ215010 cal
950 kJ226955 cal
1000 kJ238900 cal
5000 kJ1194499.999999 cal