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Tomato juice vs Welsh onion - In-Depth Nutrition Comparison

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How are Tomato juice and Welsh onion different?

  • Tomato juice is higher in Vitamin C, however Welsh onion is richer in Vitamin K, Iron, and Fiber.
  • Daily need coverage for Vitamin K from Welsh onion is 159% higher.
  • Tomato juice contains 3 times more Vitamin C than Welsh onion. While Tomato juice contains 70.1mg of Vitamin C, Welsh onion contains only 27mg.

Tomato juice, canned, without salt added and Onions, welsh, raw are the varieties used in this article.

Infographic

Tomato juice vs Welsh onion 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" chart below show how much of the daily needs can be covered by 300 grams of the food
Tomato juice
Tomato juice
2
:
6
Welsh onion
Welsh onion
Contains less Sodium -41.2%
Contains more Iron +212.8%
Contains more Calcium +80%
Contains more Magnesium +109.1%
Contains more Copper +66.7%
Contains more Zinc +372.7%
Contains more Phosphorus +157.9%
Equal in Potassium - 212
Tomato juice
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 15% 3% 20% 8% 14% 3% 9% 2%
Welsh onion
Iron Calcium Potassium Magnesium Copper Zinc Phosphorus Sodium 46% 6% 19% 17% 24% 15% 22% 3%
Contains less Sodium -41.2%
Contains more Iron +212.8%
Contains more Calcium +80%
Contains more Magnesium +109.1%
Contains more Copper +66.7%
Contains more Zinc +372.7%
Contains more Phosphorus +157.9%
Equal in Potassium - 212

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" chart below show how much of the daily needs can be covered by 300 grams of the food
Tomato juice
Tomato juice
4
:
6
Welsh onion
Welsh onion
Contains more Vitamin C +159.6%
Contains more Vitamin B1 +100%
Contains more Vitamin B3 +68.3%
Contains more Folate +25%
Contains more Vitamin A +157.8%
Contains more Vitamin E +59.4%
Contains more Vitamin B2 +15.4%
Contains more Vitamin K +8308.7%
Equal in Vitamin B6 - 0.072
Tomato juice
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 234% 27% 7% 0% 25% 18% 13% 0% 17% 0% 6% 15%
Welsh onion
Vitamin C Vitamin A Vitamin E Vitamin D Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Vitamin B12 Vitamin K Folate 90% 70% 11% 0% 13% 21% 8% 11% 17% 0% 484% 12%
Contains more Vitamin C +159.6%
Contains more Vitamin B1 +100%
Contains more Vitamin B3 +68.3%
Contains more Folate +25%
Contains more Vitamin A +157.8%
Contains more Vitamin E +59.4%
Contains more Vitamin B2 +15.4%
Contains more Vitamin K +8308.7%
Equal in Vitamin B6 - 0.072

Comparison summary table

Pay attention to the most right column. It shows the amounts side by side, making it easier to realize the amount of difference.
Tomato juice Welsh onion
Rich in minerals ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated Fat ok
Lower in glycemic index ok
Lower in price ok
Lower in Cholesterol Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Tomato juice Welsh onion Opinion
Calories 17kcal 34kcal Welsh onion
Protein 0.85g 1.9g Welsh onion
Fats 0.29g 0.4g Welsh onion
Vitamin C 70.1mg 27mg Tomato juice
Net carbs 3.13g 4.1g Welsh onion
Carbs 3.53g 6.5g Welsh onion
Cholesterol 0mg 0mg
Vitamin D 0IU 0IU
Iron 0.39mg 1.22mg Welsh onion
Calcium 10mg 18mg Welsh onion
Potassium 217mg 212mg Tomato juice
Magnesium 11mg 23mg Welsh onion
Sugar 2.58g 2.18g Welsh onion
Fiber 0.4g 2.4g Welsh onion
Copper 0.042mg 0.07mg Welsh onion
Zinc 0.11mg 0.52mg Welsh onion
Starch g g
Phosphorus 19mg 49mg Welsh onion
Sodium 10mg 17mg Tomato juice
Vitamin A 450IU 1160IU Welsh onion
Vitamin E 0.32mg 0.51mg Welsh onion
Vitamin D 0µg 0µg
Vitamin B1 0.1mg 0.05mg Tomato juice
Vitamin B2 0.078mg 0.09mg Welsh onion
Vitamin B3 0.673mg 0.4mg Tomato juice
Vitamin B5 mg 0.169mg Welsh onion
Vitamin B6 0.07mg 0.072mg Welsh onion
Vitamin B12 0µg 0µg
Vitamin K 2.3µg 193.4µg Welsh onion
Folate 20µg 16µg Tomato juice
Trans Fat 0g 0g
Saturated Fat 0.019g 0.067g Tomato juice
Monounsaturated Fat 0.005g 0.056g Welsh onion
Polyunsaturated fat 0.027g 0.156g Welsh onion
Tryptophan 0.006mg 0.021mg Welsh onion
Threonine 0.026mg 0.074mg Welsh onion
Isoleucine 0.017mg 0.081mg Welsh onion
Leucine 0.024mg 0.113mg Welsh onion
Lysine 0.026mg 0.095mg Welsh onion
Methionine 0.005mg 0.021mg Welsh onion
Phenylalanine 0.026mg 0.061mg Welsh onion
Valine 0.017mg 0.084mg Welsh onion
Histidine 0.014mg 0.033mg Welsh onion
Fructose 1.33g g Tomato juice

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Tomato juice Welsh onion
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low glycemic index diet ok

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Vitamin and Mineral Summary Scores

The summary score is calculated by summing up the daily values contained in 300 grams of the product. Obviously the more the food fulfills human daily needs, the more the summary score is.
Vitamin Summary Score
30
Tomato juice
61
Welsh onion
Mineral Summary Score
9
Tomato juice
18
Welsh onion

Macronutrients Comparison

Macronutrient comparison charts compare the amount of protein, total fats, and total carbohydrates in 300 grams of the food. The displayed values show how much of the daily needs can be covered by 300 grams of food.
Protein
5%
Tomato juice
11%
Welsh onion
Carbohydrates
4%
Tomato juice
7%
Welsh onion
Fats
1%
Tomato juice
2%
Welsh onion

Comparison summary

Which food is richer in minerals?
Welsh onion
Welsh onion is relatively richer in minerals
Which food is lower in Sugar?
Welsh onion
Welsh onion is lower in Sugar (difference - 0.4g)
Which food contains less Sodium?
Tomato juice
Tomato juice contains less Sodium (difference - 7mg)
Which food is lower in Saturated Fat?
Tomato juice
Tomato juice is lower in Saturated Fat (difference - 0.048g)
Which food is lower in glycemic index?
Tomato juice
Tomato juice is lower in glycemic index (difference - 8)
Which food is cheaper?
Tomato juice
Tomato juice is cheaper (difference - $0.2)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
Which food is richer in vitamins?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

References

The source of all the nutrient values on the page (excluding the main article the sources for which are presented separately if present) is the USDA's FoodCentral. The exact links to the foods presented on this page can be found below.

  1. Tomato juice - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170545/nutrients
  2. Welsh onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170007/nutrients

All the Daily Values are presented for males aged 31-50, for 2000 calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.