Dasani vs Mountain Valley: which water is healthier?
Updated · Scores from third-party lab reports · How we score
Mountain Valley is the healthier choice, scoring 68/100 versus 57/100 for Dasani. The biggest differences are packaging material and water source.
Side-by-side comparison
| Dasani | Mountain Valley | |
|---|---|---|
| Purity score | 57/100 | 68/100 |
| Product compared | Dasani Plastic Bottle | Mountain Valley Spring Water Glass Bottle |
| Type | Still | Still |
| Water source | Municipal Supply | Mountain Spring |
| Packaging | Plastic | Glass |
| Microplastics risk | High | Low |
| Lab tested | Yes | Yes |
| PFAS tested | No | Yes |
| Contaminants flagged | 1 | 5 |
| pH | 5.6 | 8.2 |
| TDS (minerals) | — | 202 ppm |
| Fluoride | 1.35 mg/L | — |
Score breakdown
| Factor | Dasani | Mountain Valley |
|---|---|---|
| Lab report indexed | 45/45 | 45/45 |
| Contaminants | 12/50 | 2/50 |
| Water source | 15/25 | 25/25 |
| Mineral preservation | 17/17 | 17/17 |
| Packaging material | 2/22 | 22/22 |
| Cap material | 7/7 | 0/7 |
| PFAS testing | 0/5 | 5/5 |
Each brand is represented by its most popular product. See all products from Dasani and Mountain Valley.
Frequently asked questions
Which is better, Dasani or Mountain Valley?
Mountain Valley is the healthier choice, scoring 68/100 versus 57/100 for Dasani. The biggest differences are packaging material and water source.
Is Dasani or Mountain Valley better for avoiding microplastics?
Dasani (plastic) has a high microplastics risk and Mountain Valley (glass) has a low risk, based on packaging material.
Which has more minerals, Dasani or Mountain Valley?
Total dissolved solids (TDS) is not reported for both products, so check each product page for its mineral list.