All formulas
Pu

PurAmino

Hypoallergenic

Amino acid-based formula for severe cow's-milk allergy and multiple food allergies.

US · United StatesAmino acidHypoallergenic

Tested higher than most for at least one metal.

Total Arsenic tested at 11.5 ppb — above the FDA action level for inorganic arsenic in apple juice (10 ppb), the strictest citable federal arsenic benchmark.

Lab report

Detected heavy metals

Consumer Reports independent testing, March 2025 · powder concentration

Lead2.3 ppb
1.2range across all tested formulas (ppb)6.9
Inorganic Arsenic9.1 ppb
5.3range across all tested formulas (ppb)19.7
Total Arsenicabove FDA benchmark11.5 ppb
2.3range across all tested formulas (ppb)23.9
Aluminum439 ppb
50range across all tested formulas (ppb)1,985

Metals not listed were not reported at a level of note in this round of testing. How to read these numbers →

Daily intake

At your baby's volume

28fl oz / day

At this volume, feeding Hypoallergenic costs about $17.56/day ($527/month).

Lead0.28µg/day
Inorganic Arsenic1.1µg/day
Total Arsenic1.4µg/day
Aluminum54µg/day

Estimate assumes ~4.4 g of powder per prepared fluid ounce. For context and agency benchmarks, see Learn. Discuss exposure questions with your pediatrician.

Where to buy

$56.99≈ 14.1 oz container · $4.04/oz

Approximate US retail — prices vary by store.