USDA-derived comparison
Whey Protein vs Yeast Extract
Whey Protein leads for Protein, Vitamin B12 and Phosphorus; Yeast Extract answers with Vitamin B1, Vitamin B2 and Vitamin B3.
Who each is for: Choose whey Protein for protein and vitamin B12. Choose yeast Extract for vitamin B1 and vitamin B2.
Reviewed 20 July 2026. Generic food data per 100g; brands and preparation vary.
Whey Protein
Typical serving: 1 scoop (31g)
25/100
Yeast Extract
Typical serving: a thin scrape (4g)
39/100
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.
| Nutrient | Whey Protein | Yeast Extract |
|---|---|---|
| Calories | 380 kcal | 185 kcal |
| Protein | 75 g | 24 g |
| Carbs | 9 g | 20 g |
| Fat | 4 g | 1 g |
| Fiber | 1 g | 7 g |
| Sat fat | 3 g | 0 g |
| Sodium | 300 mg | 3,380 mg |
| Potassium | 450 mg | 2,100 mg |
| Calcium | 350 mg | 67 mg |
| Iron | 1 mg | 4 mg |
| Magnesium | 45 mg | 180 mg |
| Zinc | 1.5 mg | 4.2 mg |
| Vitamin C | 0 mg | 0 mg |
| Vitamin D | 1 µg | 0 µg |
| Vitamin B12 | 1.5 µg | 0.5 µg |
| Folate | 30 µg | 3,790 µg |
Servings differ: 1 scoop of whey protein is about 31g, a thin scrape of yeast extract about 4g. Scale accordingly before deciding anything on the 100g basis alone.
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