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Enfamil Nutramigen vs Holle Bio Organic Stage 1
In independent testing, Holle Bio Organic Stage 1 showed lower heavy-metal levels overall (purity 72 vs 70). The full lab numbers, metal by metal:
| Purity score | 70B | 72B |
| Lead ppb | 2.2 | 3.3 |
| Total Arsenic ppb | 5.9 | — |
| Cadmium ppb | 2 | 2.2 |
| Aluminum ppb | 1,645 | 422 |
| Price | $2.27/oz | $2.13/oz |
| Est. cost at 28 oz/day | $9.87/day | $9.24/day |
| Origin | US | Europe |
| Base | Cow's milk | Cow's milk |
| Buy | Buy |
EnfamilNutramigen
HolleBio Organic Stage 1
Lab data: Consumer Reports independent testing, March 2025. Purity scores are relative to the tested cohort — methodology. Not medical advice; consult your pediatrician.