Bok choy lettuce vs Romaine lettuce: Which Has More Calories?
Per 100 g, Bok choy lettuce has 13 kcal and Romaine lettuce has 17 kcal, so Bok choy lettuce has 24% fewer calories.
Romaine lettuce has more fiber (2.1 g vs 1 g). Romaine lettuce has more carbohydrates (3.29 g vs 2.18 g). Relative to calories, Bok choy lettuce is the better protein source (11.5 g vs 7.24 g of protein per 100 kcal).


Nutrition Facts
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Amount Per Serving:
Bok Choy vs Romaine Lettuce 100g Compare
| per 100g | Bok choy lettuce | Romaine lettuce |
|---|---|---|
| Calories | 13 | 17 |
| Carbohydrates | 2.18 g | 3.29 g |
| Fat | 0.2 g | 0.3 g |
| Dietary fiber | 1 g | 2.1 g |
| Protein | 1.5 g | 1.23 g |
| Calcium | 105 mg | 33 mg |
| Iron | 0.8 mg | 0.97 mg |
| Magnessium | 19 mg | 14 mg |
| Potassium | 252 mg | 247 mg |
| Sodium | 65 mg | 8 mg |
| Vitaminium A | 4468 IU | 8710 IU |
| Vitaminium B1 (Thiamine) | 0.04 mg | 0.072 mg |
| Vitaminium B2 (riboflavin) | 0.07 mg | 0.067 mg |
| Vitaminium B3 (Niacin) | 0.5 mg | 0.313 mg |
| Vitaminium B6 | 0.194 mg | 0.074 mg |
| Vitaminium B9 (Folic acid) | 66 µg | 0.136 µg |
| Vitaminium C | 45 mg | 4 mg |
| Vitaminium K | 45.5 µg | 0.103 µg |
Less Calories in Bok choy
At first glance, you can see that in bok choy is less calories than in romaine lettuce.
Bok choy has 13 kcal per 100g and romaine lettuce 17 kcal per 100g so it is pretty easy to calculate that the difference is about 31%.
In bok choy and in romaine lettuce most calories came from carbs.
See tables below to compare bok choy with romaine lettuce in details.
Bok choy lettuce 100g
13kcalCalories source
- 53% CARBS.
- 36% PROTEIN
- 11% FAT
Romaine lettuce 100g
17kcalCalories source
- 63% CARBS
- 24% PROTEIN
- 13% FAT
Compares of bok choy
Compares of romaine lettuce
About the data
Nutrition values on this page are given per 100 g of the food and are based on the official United States Department of Agriculture FoodData Central database. The exact record used for each food is linked under the tables.
Marcin Piotrowicz – calories-info.com creator · Healthy diet and healthy lifestyle promoter. The information is for general purposes and is not medical or dietary advice.