Coffee vs soy milk: which is healthier?

Soy milk is more nutrient-dense, scoring 37/100 against 19/100 for coffee. Both can be part of a healthy diet; the table below shows where each one is stronger. Source: USDA FoodData Central.

Coffee

19/100Low nutrient density

1 kcal per 100 g. 1 cup (240 ml): 237 g

Soy milk

37/100Lower nutrient density

54 kcal per 100 g. 1 cup (240 ml): 243 g

Higher score

Which to pick for your goal

Fewer caloriesCoffee1 vs 54 kcal per 100 g
More proteinSoy milk0.1 vs 3.3 g per 100 g
More fiberSoy milk0 vs 0.6 g per 100 g
Less sugarCoffee0 vs 4 g per 100 g
More potassiumSoy milk49 vs 118 mg per 100 g
Less saturated fatAbout even<0.1 vs 0.2 g per 100 g

Nutrition side by side

Per 100 g and per typical portion. Bold marks the better value for each row.
Nutrient	Coffee, 100 g	Soy milk, 100 g	Coffee, 237 g	Soy milk, 243 g
Calories	1 kcal	54 kcal	2 kcal	131 kcal
Protein	0.1 g	3.3 g	0.3 g	7.9 g
Carbohydrates	0 g	6.3 g	0 g	15 g
Sugars	0 g	4 g	0 g	9.7 g
Fiber	0 g	0.6 g	0 g	1.5 g
Fat	<0.1 g	1.8 g	<0.1 g	4.3 g
Saturated fat	<0.1 g	0.2 g	<0.1 g	0.5 g
Vitamin C	0 mg	0 mg	0 mg	0 mg
Vitamin A	0 µg	0 µg	0 µg	0 µg
Potassium	49 mg	118 mg	116 mg	287 mg
Iron	<0.1 mg	0.6 mg	<0.1 mg	1.6 mg
Calcium	2 mg	25 mg	4.7 mg	61 mg
Magnesium	3 mg	25 mg	7.1 mg	61 mg
Sodium	2 mg	51 mg	4.7 mg	124 mg

Last updated October 8, 2026. Scores use the HowHealthyIs Score method.

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