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Corn vs. Yam — In-Depth Nutrition Comparison

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Significant differences between Corn and Yam

  • Corn has more Vitamin B5, and Vitamin B3, however, Yam is richer in Potassium, Copper, Manganese, Vitamin C, Vitamin B6, and Fiber.
  • Yam covers your daily Potassium needs 13% more than Corn.
  • Yam has 3 times less Zinc than Corn. Corn has 0.62mg of Zinc, while Yam has 0.2mg.

Specific food types used in this comparison are Corn, sweet, yellow, cooked, boiled, drained, without salt and Yam, cooked, boiled, drained, or baked, without salt.

Infographic

Corn vs Yam infographic
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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.
Corn
4
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 0.9% 19% 17% 16% 17% 33% 0.13% 22% 1.1%
Yam
Yam
6
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 13% 4.2% 59% 20% 51% 5.5% 21% 1% 48% 3.8%
Contains more MagnesiumMagnesium +44.4%
Contains more ZincZinc +210%
Contains more PhosphorusPhosphorus +57.1%
Contains less SodiumSodium -87.5%
Contains more CalciumCalcium +366.7%
Contains more PotassiumPotassium +207.3%
Contains more IronIron +15.6%
Contains more CopperCopper +210.2%
Contains more ManganeseManganese +122.2%
Contains more SeleniumSelenium +250%

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.
Corn
6
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 18% 16% 1.8% 0% 23% 13% 32% 48% 32% 0% 1% 17% 16%
Yam
Yam
4
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 40% 7.3% 6.8% 0% 24% 6.5% 10% 19% 53% 0% 5.8% 12% 8.8%
Contains more Vitamin AVitamin A +115.6%
Contains more Vitamin B2Vitamin B2 +103.6%
Contains more Vitamin B3Vitamin B3 +204.9%
Contains more Vitamin B5Vitamin B5 +154.7%
Contains more FolateFolate +43.8%
Contains more CholineCholine +79.6%
Contains more Vitamin CVitamin C +120%
Contains more Vitamin EVitamin E +277.8%
Contains more Vitamin B6Vitamin B6 +64%
Contains more Vitamin KVitamin K +475%
~equal in Vitamin D ~0µg
~equal in Vitamin B1 ~0.095mg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Corn
3
3% 21% 73%
Protein: 3.41 g
Fats: 1.5 g
Carbs: 20.98 g
Water: 73.41 g
Other: 0.7 g
Yam
Yam
2
27% 70%
Protein: 1.49 g
Fats: 0.14 g
Carbs: 27.48 g
Water: 70.13 g
Other: 0.76 g
Contains more ProteinProtein +128.9%
Contains more FatsFats +971.4%
Contains more CarbsCarbs +31%
~equal in Water ~70.13g
~equal in Other ~0.76g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Corn
2
17% 32% 51%
Saturated Fat: Sat. Fat 0.197 g
Monounsaturated Fat: Mono. Fat 0.374 g
Polyunsaturated fat: Poly. Fat 0.603 g
Yam
Yam
1
31% 5% 64%
Saturated Fat: Sat. Fat 0.029 g
Monounsaturated Fat: Mono. Fat 0.005 g
Polyunsaturated fat: Poly. Fat 0.06 g
Contains more Mono. FatMonounsaturated Fat +7380%
Contains more Poly. FatPolyunsaturated fat +905%
Contains less Sat. FatSaturated Fat -85.3%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Corn Yam Opinion
Calories 96kcal 116kcal Yam
Protein 3.41g 1.49g Corn
Fats 1.5g 0.14g Corn
Vitamin C 5.5mg 12.1mg Yam
Net carbs 18.58g 23.58g Yam
Carbs 20.98g 27.48g Yam
Magnesium 26mg 18mg Corn
Calcium 3mg 14mg Yam
Potassium 218mg 670mg Yam
Iron 0.45mg 0.52mg Yam
Sugar 4.54g 0.49g Yam
Fiber 2.4g 3.9g Yam
Copper 0.049mg 0.152mg Yam
Zinc 0.62mg 0.2mg Corn
Starch 7.17g Corn
Phosphorus 77mg 49mg Corn
Sodium 1mg 8mg Corn
Vitamin A 263IU 122IU Corn
Vitamin A 13µg 6µg Corn
Vitamin E 0.09mg 0.34mg Yam
Manganese 0.167mg 0.371mg Yam
Selenium 0.2µg 0.7µg Yam
Vitamin B1 0.093mg 0.095mg Yam
Vitamin B2 0.057mg 0.028mg Corn
Vitamin B3 1.683mg 0.552mg Corn
Vitamin B5 0.792mg 0.311mg Corn
Vitamin B6 0.139mg 0.228mg Yam
Vitamin K 0.4µg 2.3µg Yam
Folate 23µg 16µg Corn
Choline 29.1mg 16.2mg Corn
Saturated Fat 0.197g 0.029g Yam
Monounsaturated Fat 0.374g 0.005g Corn
Polyunsaturated fat 0.603g 0.06g Corn
Tryptophan 0.023mg 0.012mg Corn
Threonine 0.133mg 0.052mg Corn
Isoleucine 0.133mg 0.05mg Corn
Leucine 0.358mg 0.094mg Corn
Lysine 0.141mg 0.058mg Corn
Methionine 0.069mg 0.02mg Corn
Phenylalanine 0.155mg 0.069mg Corn
Valine 0.191mg 0.06mg Corn
Histidine 0.091mg 0.033mg Corn
Fructose 0.79g Corn

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Corn Yam
Low Calories diet ok
Low Fats diet ok
Low Carbs 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
17%
Corn
15%
Yam
Minerals Daily Need Coverage Score
14%
Corn
23%
Yam

Comparison summary

Which food is lower in Sugar?
Yam
Yam is lower in Sugar (difference - 4.05g)
Which food is lower in Saturated Fat?
Yam
Yam is lower in Saturated Fat (difference - 0.168g)
Which food is lower in glycemic index?
Yam
Yam is lower in glycemic index (difference - 1)
Which food is cheaper?
Yam
Yam is cheaper (difference - $1)
Which food is richer in minerals?
Yam
Yam is relatively richer in minerals
Which food contains less Sodium?
Corn
Corn contains less Sodium (difference - 7mg)
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

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. Corn - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169999/nutrients
  2. Yam - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170072/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.