Watercress vs. Welsh onion — In-Depth Nutrition Comparison
Compare
The main differences between watercress and welsh onion
- Watercress has more vitamin K, vitamin A, vitamin C, and calcium; however, welsh onion has more iron and fiber.
- Daily need coverage for vitamin K for watercress is 47% higher.
- Welsh onion has 7 times less calcium than watercress. Watercress has 120mg of calcium, while welsh onion has 18mg.
- Watercress is lower in sugar.
Food types used in this article are Watercress, raw and Onions, welsh, raw.
Infographic

Infographic link
Mineral Comparison
Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Contains more CalciumCalcium | +566.7% |
Contains more PotassiumPotassium | +55.7% |
Contains more PhosphorusPhosphorus | +22.4% |
Contains more ManganeseManganese | +78.1% |
Contains more SeleniumSelenium | +50% |
Contains more IronIron | +510% |
Contains more ZincZinc | +372.7% |
Contains less SodiumSodium | -58.5% |
Vitamin Comparison
Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Contains more Vitamin CVitamin C | +59.3% |
Contains more Vitamin AVitamin A | +∞% |
Contains more Vitamin EVitamin E | +96.1% |
Contains more Vitamin B1Vitamin B1 | +80% |
Contains more Vitamin B2Vitamin B2 | +33.3% |
Contains more Vitamin B5Vitamin B5 | +83.4% |
Contains more Vitamin B6Vitamin B6 | +79.2% |
Contains more Vitamin KVitamin K | +29.3% |
Contains more CholineCholine | +69.8% |
Contains more Vitamin B3Vitamin B3 | +100% |
Contains more FolateFolate | +77.8% |
All nutrients comparison - raw data values
Nutrient | ![]() |
![]() |
DV% diff. |
Vitamin K | 250µg | 193.4µg | 47% |
Vitamin C | 43mg | 27mg | 18% |
Vitamin A | 160µg | 18% | |
Iron | 0.2mg | 1.22mg | 13% |
Calcium | 120mg | 18mg | 10% |
Fiber | 0.5g | 2.4g | 8% |
Manganese | 0.244mg | 0.137mg | 5% |
Zinc | 0.11mg | 0.52mg | 4% |
Vitamin B6 | 0.129mg | 0.072mg | 4% |
Vitamin E | 1mg | 0.51mg | 3% |
Vitamin B5 | 0.31mg | 0.169mg | 3% |
Vitamin B1 | 0.09mg | 0.05mg | 3% |
Potassium | 330mg | 212mg | 3% |
Vitamin B2 | 0.12mg | 0.09mg | 2% |
Phosphorus | 60mg | 49mg | 2% |
Folate | 9µg | 16µg | 2% |
Carbs | 1.29g | 6.5g | 2% |
Choline | 9mg | 5.3mg | 1% |
Polyunsaturated fat | 0.035g | 0.156g | 1% |
Vitamin B3 | 0.2mg | 0.4mg | 1% |
Calories | 11kcal | 34kcal | 1% |
Protein | 2.3g | 1.9g | 1% |
Selenium | 0.9µg | 0.6µg | 1% |
Sodium | 41mg | 17mg | 1% |
Copper | 0.077mg | 0.07mg | 1% |
Fats | 0.1g | 0.4g | 0% |
Net carbs | 0.79g | 4.1g | N/A |
Magnesium | 21mg | 23mg | 0% |
Sugar | 0.2g | 2.18g | N/A |
Saturated fat | 0.027g | 0.067g | 0% |
Monounsaturated fat | 0.008g | 0.056g | 0% |
Tryptophan | 0.03mg | 0.021mg | 0% |
Threonine | 0.133mg | 0.074mg | 0% |
Isoleucine | 0.093mg | 0.081mg | 0% |
Leucine | 0.166mg | 0.113mg | 0% |
Lysine | 0.134mg | 0.095mg | 0% |
Methionine | 0.02mg | 0.021mg | 0% |
Phenylalanine | 0.114mg | 0.061mg | 0% |
Valine | 0.137mg | 0.084mg | 0% |
Histidine | 0.04mg | 0.033mg | 0% |
Macronutrient Comparison
Macronutrient breakdown side-by-side comparison
Protein:
2.3 g
Fats:
0.1 g
Carbs:
1.29 g
Water:
95.11 g
Other:
1.2 g
Protein:
1.9 g
Fats:
0.4 g
Carbs:
6.5 g
Water:
90.5 g
Other:
0.7 g
Contains more ProteinProtein | +21.1% |
Contains more OtherOther | +71.4% |
Contains more FatsFats | +300% |
Contains more CarbsCarbs | +403.9% |
~equal in
Water
~90.5g
Fat Type Comparison
Fat type breakdown side-by-side comparison
Saturated fat:
Sat. Fat
0.027 g
Monounsaturated fat:
Mono. Fat
0.008 g
Polyunsaturated fat:
Poly. Fat
0.035 g
Saturated fat:
Sat. Fat
0.067 g
Monounsaturated fat:
Mono. Fat
0.056 g
Polyunsaturated fat:
Poly. Fat
0.156 g
Contains less Sat. FatSaturated fat | -59.7% |
Contains more Mono. FatMonounsaturated fat | +600% |
Contains more Poly. FatPolyunsaturated fat | +345.7% |