Sargento
Sargento Light Mozzarella String Cheese
21g serving · 50 kcal · 6g protein
Platinum tier
Complete Unsweetened Protein Density
48%
of calories from protein
12g protein per 100 cal
Leucine: 0.62 g per serving
What this means: Elite efficiency — 40%+ of calories from protein. Lean meat, whey isolate, low-fat dairy. 48% puts this in the Platinum tier — a genuinely high-protein pick — every bite is mostly protein.
How it ranks in cheese
More efficient than 44% of cheese
By protein per 100 cal · vs. other cheese in our database
Percentile by protein per 100 cal vs. other cheese in our database. See the methodology .
Nutrition facts
| Serving size | 21 g |
|---|---|
| Calories | 50 kcal |
| Protein | 6 g |
| Protein per 100 cal | 12 g |
| Carbohydrates | 0 g |
| Fat | 3 g |
| Sugar | 0 g |
| Fiber | 0 g |
| Sodium | 200 mg |
| Leucine | 0.62 g |
Per 21g serving. See the methodology for how Protein Density is calculated.
More high-protein cheese
See all → Good Culture
1% Low-Fat Cottage Cheese
70%
Platinum
14g protein
80 kcal
View details →
Good Culture
2% Low-Fat Cottage Cheese
62.2%
Platinum
14g protein
90 kcal
View details →
Daisy
Lowfat Cottage Cheese
57.8%
Platinum
13g protein
90 kcal
View details →
Babybel
Mini Babybel Light
48%
Platinum
6g protein
50 kcal
View details →
Frigo
Light String Cheese
48%
Platinum
6g protein
50 kcal
View details →
Frigo
Mozzarella String Cheese
35%
Gold
7g protein
80 kcal
View details →
Source: Manufacturer label.
Reference ID: sargento-light-mozz-string.
Last verified 2026-05-17.
Always check the on-pack label — manufacturers update formulations.