Duck egg vs. Butter — In-Depth Nutrition Comparison

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Summary of differences between duck eggs and butter

Duck eggs have more vitamin B12, selenium, iron, choline, vitamin B5, vitamin B2, and phosphorus; however, butter is higher in vitamin A.
Butter covers your daily need for saturated fat, 234% more than duck eggs.
Duck eggs have 193 times more iron than butter. While duck eggs have 3.85mg of iron, butter has only 0.02mg.
Butter has less cholesterol.

These are the specific foods used in this comparison Egg, duck, whole, fresh, raw and Butter, without salt.

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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.

Duck egg

Butter

Contains more MagnesiumMagnesium	+750%
Contains more CalciumCalcium	+166.7%
Contains more PotassiumPotassium	+825%
Contains more IronIron	+19150%
Contains more CopperCopper	+287.5%
Contains more ZincZinc	+1466.7%
Contains more PhosphorusPhosphorus	+816.7%
Contains more ManganeseManganese	+850%
Contains more SeleniumSelenium	+3540%

Contains less SodiumSodium

-92.5%

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.

Duck egg

Butter

Contains more Vitamin DVitamin D	+∞%
Contains more Vitamin B1Vitamin B1	+3020%
Contains more Vitamin B2Vitamin B2	+1088.2%
Contains more Vitamin B3Vitamin B3	+376.2%
Contains more Vitamin B5Vitamin B5	+1592.7%
Contains more Vitamin B6Vitamin B6	+8233.3%
Contains more Vitamin B12Vitamin B12	+3076.5%
Contains more FolateFolate	+2566.7%

Contains more Vitamin AVitamin A	+252.6%
Contains more Vitamin EVitamin E	+73.1%
Contains more Vitamin KVitamin K	+1650%

~equal in Vitamin C ~0mg

All nutrients comparison - raw data values

Nutrient			DV% diff.
Cholesterol	884mg	215mg	223%
Vitamin B12	5.4µg	0.17µg	218%
Saturated fat	3.681g	50.489g	213%
Fats	13.77g	81.11g	104%
Selenium	36.4µg	1µg	64%
Vitamin A	194µg	684µg	54%
Iron	3.85mg	0.02mg	48%
Choline	263.4mg	18.8mg	44%
Monounsaturated fat	6.525g	23.43g	42%
Vitamin B5	1.862mg	0.11mg	35%
Phosphorus	220mg	24mg	28%
Vitamin B2	0.404mg	0.034mg	28%
Calories	185kcal	717kcal	27%
Protein	12.81g	0.85g	24%
Vitamin B6	0.25mg	0.003mg	19%
Folate	80µg	3µg	19%
Vitamin B1	0.156mg	0.005mg	13%
Zinc	1.41mg	0.09mg	12%
Polyunsaturated fat	1.223g	3.01g	12%
Vitamin D*	69 IU	0 IU	9%
Vitamin D	1.7µg	0µg	9%
Vitamin E	1.34mg	2.32mg	7%
Potassium	222mg	24mg	6%
Sodium	146mg	11mg	6%
Vitamin K	0.4µg	7µg	6%
Copper	0.062mg	0.016mg	5%
Magnesium	17mg	2mg	4%
Calcium	64mg	24mg	4%
Manganese	0.038mg	0.004mg	1%
Vitamin B3	0.2mg	0.042mg	1%
Protein per 100 calories	6.9g	0.12g	N/A
Calories per 10 g protein	144kcal	8435kcal	N/A
Weight per 100 calories	54g	14g	N/A
Unsaturated / Saturated Fat ratio	2.1	0.52	N/A
Net carbs	1.45g	0.06g	N/A
Carbs	1.45g	0.06g	0%
Sugar	0.93g	0.06g	N/A
Tryptophan	0.26mg	0.012mg	0%
Threonine	0.736mg	0.038mg	0%
Isoleucine	0.598mg	0.051mg	0%
Leucine	1.097mg	0.083mg	0%
Lysine	0.951mg	0.067mg	0%
Methionine	0.576mg	0.021mg	0%
Phenylalanine	0.84mg	0.041mg	0%
Valine	0.885mg	0.057mg	0%
Histidine	0.32mg	0.023mg	0%
Omega-3 - ALA		0.315g	N/A
Omega-6 - Linoleic acid		2.166g	N/A