PQ Corp Epsom Salt Recall: Iron Impurity Exceeds USP Limits
PQ Corporation recalls 50 lb bags of Epsom Salt due to iron levels exceeding USP specifications. Check your lot number and expiration date for details.
Recall notice
Failed Impurities/Degradation Specifications: Level of iron exceeds the limit set by the USP monograph for it (USP limit is NMT 0.5 ug/g (ppm)).
Contact the company
What happened, in plain English
PQ Corporation is recalling a specific batch of 50 lb multi-wall bags of Epsom Salt (Magnesium Sulfate Heptahydrate, USP) because the level of iron exceeds the limit set by the United States Pharmacopeia (USP). The product was distributed in Kentucky and sold under prescription-only status. No other details regarding consumer remedies or specific injury risks are provided in this record. Read more at govinfonow.com/recall/43412-pq-corporation-recalls-epsom-salt-magnesium-sulfate-heptahydrate-usp-50.
Source Summary by GovInfoNow · govinfonow.com/recall/43412-pq-corporation-recalls-epsom-salt-magnesium-sulfate-heptahydrate-usp-50 · Updated October 11, 2026 · FDA enforcement record: FDA #D-0564-2016
Cite this page
“PQ Corp Epsom Salt Recall: Iron Impurity Exceeds USP Limits.” GovInfoNow, updated October 11, 2026. https://govinfonow.com/recall/43412-pq-corporation-recalls-epsom-salt-magnesium-sulfate-heptahydrate-usp-50. Based on FDA recall #D-0564-2016 (https://api.fda.gov/drug/enforcement.json?search=recall_number:%22D-0564-2016%22&limit=1).
Why it’s dangerous
The hazard is that the level of iron impurity in the salt exceeds the USP monograph limit of not more than 0.5 ug/g (ppm). The record does not specify what health risks this excess iron poses to consumers.
Who’s affected
Consumers in Kentucky who purchased the recalled 50 lb bags of Epsom Salt from PQ Corporation. The product is marked as Rx only, suggesting it may be used by individuals with specific medical needs or prescriptions.
How to tell if you have this one
Look for a 50 lb multi-wall bag of Epsom Salt manufactured by PQ Corporation. Check for Lot # U150511 and an expiration date of 05/18. The product was distributed in Kentucky.
- Brand
PQ Corporation- Category
Drug
Where it went and when
Where it was distributed
Distributed in Kentucky.
FDA distribution: “Kentucky” States read from FDA’s own wording; “not listed” means the notice does not name it.
States: Kentucky.
Recall timeline
FDA terminated this recall 14 months after the firm started it.
- Firm started the recall
- FDA classified it Class III
- Published in FDA’s Enforcement Report
- FDA terminated the recall
Dates from the agency record only; steps without a date are left out.
Questions people ask
Where was this product sold?
The distribution pattern listed for this recall is Kentucky.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: FDA Recall #D-0564-2016 (October 29, 2015) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for D-0564-2016 to see it in context.
- Plain-language summary written by qwen3.6:35b-a3b on October 11, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.