USDA-derived comparison

Mustard vs Whey Protein

Mustard leads for Selenium and Fiber; Whey Protein answers with Protein, Vitamin B12 and Phosphorus.

Who each is for: Choose mustard for selenium and fiber. Choose whey Protein for protein and vitamin B12.

Reviewed 20 July 2026. Generic food data per 100g; brands and preparation vary.

Mustard

Typical serving: 2 tsp (10g)

9/100

More seleniumMore fiber
Full Mustard page

Whey Protein

Typical serving: 1 scoop (31g)

25/100

More proteinMore vitamin B12More phosphorusMore calcium
Full Whey Protein page

Side by side, per 100g

The stronger number is highlighted, honestly: higher wins for aim-for nutrients, lower wins for stay-under ones like saturated fat and sodium.

NutrientMustardWhey Protein
Calories60 kcal380 kcal
Protein4 g75 g
Carbs6 g9 g
Fat3 g4 g
Fiber4 g1 g
Sat fat0 g3 g
Sodium1,100 mg300 mg
Potassium152 mg450 mg
Calcium63 mg350 mg
Iron1.6 mg1 mg
Magnesium48 mg45 mg
Zinc0.6 mg1.5 mg
Vitamin C0 mg0 mg
Vitamin D0 µg1 µg
Vitamin B120 µg1.5 µg
Folate7 µg30 µg

Servings differ: 2 tsp of mustard is about 10g, 1 scoop of whey protein about 31g. Scale accordingly before deciding anything on the 100g basis alone.

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