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  6. Tomato juice vs. Onion

Tomato juice vs. Onion — In-Depth Nutrition Comparison

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How are Tomato juice and Onion different?

  • Tomato juice is richer in Vitamin C, while Onion is higher in Fiber.
  • Tomato juice covers your daily need of Vitamin C 70% more than Onion.
  • Tomato juice contains 6 times more Vitamin B3 than Onion. Tomato juice contains 0.673mg of Vitamin B3, while Onion contains 0.116mg.
  • Tomato juice is lower in Sugar.

Tomato juice, canned, without salt added and Onions, raw types were used in this article.

Infographic

Tomato juice vs 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" charts below show how much of the daily needs can be covered by 300 grams of the food.
Tomato juice
Tomato juice
4
:
5
Onion
Onion
Contains more Iron +85.7%
Contains more Potassium +48.6%
Contains more Calcium +130%
Contains more Phosphorus +52.6%
Contains less Sodium -60%
Contains more Zinc +54.5%
Contains more Manganese +89.7%
Equal in Magnesium - 10
Equal in Copper - 0.039
Equal in Selenium - 0.5
Tomato juice
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 3% 15% 8% 9% 20% 2% 3% 14% 9% 3%
Onion
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 7% 8% 8% 13% 13% 1% 5% 14% 17% 3%
Contains more Iron +85.7%
Contains more Potassium +48.6%
Contains more Calcium +130%
Contains more Phosphorus +52.6%
Contains less Sodium -60%
Contains more Zinc +54.5%
Contains more Manganese +89.7%
Equal in Magnesium - 10
Equal in Copper - 0.039
Equal in Selenium - 0.5

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.
Tomato juice
Tomato juice
8
:
2
Onion
Onion
Contains more Vitamin A +22400%
Contains more Vitamin E +1500%
Contains more Vitamin C +847.3%
Contains more Vitamin B1 +117.4%
Contains more Vitamin B2 +188.9%
Contains more Vitamin B3 +480.2%
Contains more Vitamin K +475%
Contains more Vitamin B6 +71.4%
Equal in Folate - 19
Tomato juice
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 27% 7% 0% 234% 25% 18% 13% 0% 17% 15% 0% 6%
Onion
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 1% 0% 25% 12% 7% 3% 8% 28% 15% 0% 1%
Contains more Vitamin A +22400%
Contains more Vitamin E +1500%
Contains more Vitamin C +847.3%
Contains more Vitamin B1 +117.4%
Contains more Vitamin B2 +188.9%
Contains more Vitamin B3 +480.2%
Contains more Vitamin K +475%
Contains more Vitamin B6 +71.4%
Equal in Folate - 19

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Tomato juice
Tomato juice
3
:
2
Onion
Onion
Contains more Fats +190%
Contains more Other +211.4%
Contains more Protein +29.4%
Contains more Carbs +164.6%
Equal in Water - 89.11
Tomato juice
4% 94%
Protein: 0.85 g
Fats: 0.29 g
Carbs: 3.53 g
Water: 94.24 g
Other: 1.09 g
Onion
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more Fats +190%
Contains more Other +211.4%
Contains more Protein +29.4%
Contains more Carbs +164.6%
Equal in Water - 89.11

Fat Type Comparison

Fat type breakdown side-by-side comparison
Tomato juice
Tomato juice
2
:
1
Onion
Onion
Contains less Saturated Fat -54.8%
Contains more Polyunsaturated fat +58.8%
Contains more Monounsaturated Fat +160%
Tomato juice
37% 10% 53%
Saturated Fat: 0.019 g
Monounsaturated Fat: 0.005 g
Polyunsaturated fat: 0.027 g
Onion
58% 18% 24%
Saturated Fat: 0.042 g
Monounsaturated Fat: 0.013 g
Polyunsaturated fat: 0.017 g
Contains less Saturated Fat -54.8%
Contains more Polyunsaturated fat +58.8%
Contains more Monounsaturated Fat +160%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Tomato juice
Tomato juice
1
:
2
Onion
Onion
Contains more Sucrose +∞%
Contains more Glucose +57.6%
Equal in Fructose - 1.29
Tomato juice
48% 52%
Starch: 0 g
Sucrose: 0 g
Glucose: 1.25 g
Fructose: 1.33 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Onion
23% 46% 30%
Starch: 0 g
Sucrose: 0.99 g
Glucose: 1.97 g
Fructose: 1.29 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more Sucrose +∞%
Contains more Glucose +57.6%
Equal in Fructose - 1.29

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Tomato juice Onion
Lower in Sugar ok
Lower in Saturated Fat ok
Lower in price ok
Rich in vitamins ok
Lower in Sodium ok
Lower in Glycemic Index ok
Lower in Cholesterol Equal
Rich in minerals Equal

All nutrients comparison - raw data values

Nutrient Tomato juice Onion Opinion
Net carbs 3.13g 7.64g Onion
Protein 0.85g 1.1g Onion
Fats 0.29g 0.1g Tomato juice
Carbs 3.53g 9.34g Onion
Calories 17kcal 40kcal Onion
Fructose 1.33g 1.29g Tomato juice
Sugar 2.58g 4.24g Tomato juice
Fiber 0.4g 1.7g Onion
Calcium 10mg 23mg Onion
Iron 0.39mg 0.21mg Tomato juice
Magnesium 11mg 10mg Tomato juice
Phosphorus 19mg 29mg Onion
Potassium 217mg 146mg Tomato juice
Sodium 10mg 4mg Onion
Zinc 0.11mg 0.17mg Onion
Copper 0.042mg 0.039mg Tomato juice
Manganese 0.068mg 0.129mg Onion
Selenium 0.5µg 0.5µg
Vitamin A 450IU 2IU Tomato juice
Vitamin A RAE 23µg 0µg Tomato juice
Vitamin E 0.32mg 0.02mg Tomato juice
Vitamin C 70.1mg 7.4mg Tomato juice
Vitamin B1 0.1mg 0.046mg Tomato juice
Vitamin B2 0.078mg 0.027mg Tomato juice
Vitamin B3 0.673mg 0.116mg Tomato juice
Vitamin B5 0.123mg Onion
Vitamin B6 0.07mg 0.12mg Onion
Folate 20µg 19µg Tomato juice
Vitamin K 2.3µg 0.4µg Tomato juice
Tryptophan 0.006mg 0.014mg Onion
Threonine 0.026mg 0.021mg Tomato juice
Isoleucine 0.017mg 0.014mg Tomato juice
Leucine 0.024mg 0.025mg Onion
Lysine 0.026mg 0.039mg Onion
Methionine 0.005mg 0.002mg Tomato juice
Phenylalanine 0.026mg 0.025mg Tomato juice
Valine 0.017mg 0.021mg Onion
Histidine 0.014mg 0.014mg
Saturated Fat 0.019g 0.042g Tomato juice
Monounsaturated Fat 0.005g 0.013g Onion
Polyunsaturated fat 0.027g 0.017g Tomato juice
Omega-6 - Linoleic acid 0.022g Tomato juice
Omega-3 - ALA 0.005g Tomato juice

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Tomato juice Onion
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
30%
Tomato juice
8%
Onion
Minerals Daily Need Coverage Score
8%
Tomato juice
8%
Onion

Comparison summary

Which food is lower in Sugar?
Tomato juice
Tomato juice is lower in Sugar (difference - 1.66g)
Which food is lower in Saturated Fat?
Tomato juice
Tomato juice is lower in Saturated Fat (difference - 0.023g)
Which food is cheaper?
Tomato juice
Tomato juice is cheaper (difference - $0.2)
Which food is richer in vitamins?
Tomato juice
Tomato juice is relatively richer in vitamins
Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 6mg)
Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 16)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
Which food is richer in minerals?
?
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

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Tomato juice - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170545/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/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.