| Protein type | PER | BV | Net Protein Utilization | PDCAAS |
| Whey protein | 3.2 | 104 | 92 | 1.00 |
| Casein | 2.5 | 77 | 76 | 1.00 |
| Milk | 2.5 | 91 | 82 | 1.00 |
| Soy protein | 2.2 | 74 | 61 | 1.00 |
| Wheat gluten | 0.8 | 64 | 67 | 0.25 |
| Beef | 2.9 | 80 | 73 | 0.92 |
| Egg | 3.9 | 100 | 94 | 1.00 |