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Oatmeal vs. Whey — In-Depth Nutrition Comparison

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What are the differences between oatmeal and whey?

  • Oatmeal is higher in iron, manganese, vitamin B6, vitamin B1, vitamin B3, folate, vitamin A, copper, and fiber, yet whey is higher in vitamin B12.
  • Oatmeal's daily need coverage for iron is 74% more.
  • The glycemic index of whey is lower.

We used Cereals, oats, instant, fortified, plain, prepared with water (boiling water added or microwaved) and Whey, sweet, fluid types in this article.

Infographic

Oatmeal vs Whey 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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 24% 5.4% 224% 22% 17% 33% 6.4% 73% 27%
Whey
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 5.7% 14% 14% 2.3% 1.3% 3.5% 20% 7% 0.13% 10%
Contains more MagnesiumMagnesium +225%
Contains more CalciumCalcium +70.2%
Contains more IronIron +9833.3%
Contains more CopperCopper +1550%
Contains more ZincZinc +376.9%
Contains more PhosphorusPhosphorus +67.4%
Contains less SodiumSodium -9.3%
Contains more ManganeseManganese +55700%
Contains more SeleniumSelenium +163.2%
Contains more PotassiumPotassium +163.9%

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.
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 0% 43% 1.4% 0% 65% 50% 57% 19% 67% 0% 1% 33% 2.6%
Whey
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 0.33% 1% 0% 0% 9% 36% 1.4% 23% 7.2% 35% 0% 0.75% 8.7%
Contains more Vitamin AVitamin A +4233.3%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin B1Vitamin B1 +622.2%
Contains more Vitamin B2Vitamin B2 +36.1%
Contains more Vitamin B3Vitamin B3 +3987.8%
Contains more Vitamin B6Vitamin B6 +835.5%
Contains more Vitamin KVitamin K +∞%
Contains more FolateFolate +4300%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin B5Vitamin B5 +20.8%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more CholineCholine +240.4%
~equal in Vitamin D ~µg

All nutrients comparison - raw data values

Nutrient Oatmeal Whey DV% diff.
Iron 5.96mg 0.06mg 74%
Manganese 0.558mg 0.001mg 24%
Vitamin B6 0.29mg 0.031mg 20%
Vitamin B1 0.26mg 0.036mg 19%
Vitamin B3 3.025mg 0.074mg 18%
Vitamin A 130µg 3µg 14%
Vitamin B12 0µg 0.28µg 12%
Folate 44µg 1µg 11%
Fiber 1.7g 0g 7%
Copper 0.066mg 0.004mg 7%
Selenium 5µg 1.9µg 6%
Magnesium 26mg 8mg 4%
Zinc 0.62mg 0.13mg 4%
Starch 10.37g 4%
Phosphorus 77mg 46mg 4%
Vitamin B2 0.215mg 0.158mg 4%
Calcium 80mg 47mg 3%
Potassium 61mg 161mg 3%
Protein 2.37g 0.85g 3%
Polyunsaturated fat 0.426g 0.011g 3%
Choline 4.7mg 16mg 2%
Calories 68kcal 27kcal 2%
Fats 1.36g 0.36g 2%
Carbs 11.67g 5.14g 2%
Monounsaturated fat 0.391g 0.1g 1%
Vitamin B5 0.317mg 0.383mg 1%
Cholesterol 0mg 2mg 1%
Vitamin C 0mg 0.1mg 0%
Net carbs 9.97g 5.14g N/A
Sugar 0.46g 5.14g N/A
Sodium 49mg 54mg 0%
Vitamin E 0.07mg 0mg 0%
Vitamin K 0.4µg 0µg 0%
Trans fat 0.003g N/A
Saturated fat 0.226g 0.23g 0%
Tryptophan 0.04mg 0.013mg 0%
Threonine 0.083mg 0.054mg 0%
Isoleucine 0.105mg 0.047mg 0%
Leucine 0.2mg 0.078mg 0%
Lysine 0.135mg 0.068mg 0%
Methionine 0.04mg 0.016mg 0%
Phenylalanine 0.13mg 0.027mg 0%
Valine 0.151mg 0.046mg 0%
Histidine 0.057mg 0.016mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
2% 12% 84%
Protein: 2.37 g
Fats: 1.36 g
Carbs: 11.67 g
Water: 84.03 g
Other: 0.57 g
Whey
1
5% 93%
Protein: 0.85 g
Fats: 0.36 g
Carbs: 5.14 g
Water: 93.12 g
Other: 0.53 g
Contains more ProteinProtein +178.8%
Contains more FatsFats +277.8%
Contains more CarbsCarbs +127%
Contains more WaterWater +10.8%
~equal in Other ~0.53g

Fat Type Comparison

Fat type breakdown side-by-side comparison
22% 37% 41%
Saturated fat: Sat. Fat 0.226 g
Monounsaturated fat: Mono. Fat 0.391 g
Polyunsaturated fat: Poly. Fat 0.426 g
Whey
0
67% 29% 3%
Saturated fat: Sat. Fat 0.23 g
Monounsaturated fat: Mono. Fat 0.1 g
Polyunsaturated fat: Poly. Fat 0.011 g
Contains more Mono. FatMonounsaturated fat +291%
Contains more Poly. FatPolyunsaturated fat +3772.7%
~equal in Saturated fat ~0.23g

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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. Oatmeal - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171662/nutrients
  2. Whey - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171282/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.