| Milk type | pH of fresh milk yogurt at 0 hour | pH of fermenting milk after 48 hours | pH of fermenting milk after 72 hours |
| Skimmed milk | 5.37 | 5.10 | 4.09 |
| Goat milk | 5.24 | 4.99 | 4.28 |
| Cow milk | 5.85 | 5.31 | 5.11 |
| Soy milk | 5.73 | 5.33 | 5.07 |
| Coconut milk | 5.98 | 5.62 | 5.33 |