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Head to head
Baby's Only Organic Complete Nutrition vs Dr. Brown's GentlePro
In independent testing, Dr. Brown's GentlePro showed lower heavy-metal levels overall (purity 94 vs 92). The full lab numbers, metal by metal:
| Purity score | 92A | 94A |
| Lead ppb | 1.4 | — |
| Total Arsenic ppb | — | 4.4 |
| Aluminum ppb | 307 | 100 |
| Price | $1.57/oz | $1.50/oz |
| Est. cost at 28 oz/day | $6.83/day | $6.52/day |
| Origin | US | US |
| Base | Cow's milk | Cow's milk |
| Buy | Buy |
Baby's Only OrganicComplete Nutrition
Dr. Brown'sGentlePro
Lab data: Consumer Reports independent testing, March 2025. Purity scores are relative to the tested cohort — methodology. Not medical advice; consult your pediatrician.