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RECALL RECORD — CLASS IIRecall closedF-1297-2023/FDA enforcement
Jost Chemical Co·Food·Jun 22, 2023

Zinc Sulfate Monohydrate, Usp, Powder

What you need to know

Class II

  • What happened

    Zinc Sulfate Monohydrate, USP may contain elevated levels of lead.

  • Health risk

    The product may cause temporary or medically reversible health consequences, or the probability of serious harm is remote. Lead is a toxic heavy metal with no safe blood lead level in children.

  • Action required

    Check the identifying codes below and stop using the product. Return it to the retailer for a refund or dispose of it safely, following the recall notice.

Recall closed · classified by the FDAAZ, CA, IA, UTMore food

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Match before you discard

Product identification

Source: FDA FOOD

Brand nameJost Chemical Co
Recalling firmJost Chemical CoSaint Louis, MO, United States
UPC / barcodesNo UPC listed in the FDA enforcement record.
Lot / date codes
  • Lot 29892013
Distribution area
AZCAIAUT

Canada, Chile, Indonesia, Israel, United States (AZ, CA, IA, UT)

United States, Canada

Quantity affected9, 680 lbs
Recall initiationFDA report date: August 2, 2023
FDA recall numberF-1297-2023

Beyond the headline

The recall, in context

Jost Chemical Co initiated this food recall on June 22, 2023. The FDA enforcement report states: Zinc Sulfate Monohydrate, USP may contain elevated levels of lead. The FDA report lists distribution as: Canada, Chile, Indonesia, Israel, United States (AZ, CA, IA, UT).

The FDA enforcement report describes the reason as: Zinc Sulfate Monohydrate, USP may contain elevated levels of lead.

Zinc Sulfate Monohydrate, Usp, Powder was made or distributed by Jost Chemical Co in Saint Louis, MO, United States. This page reflects FDA report F-1297-2023, dated August 2, 2023.

Why this is a Class II recall

Class II means the product may cause temporary or medically reversible health consequences, or the probability of serious harm is remote. In this recall, lead is a toxic heavy metal with no safe blood lead level in children.

FDA definition

The product may cause temporary or medically reversible health consequences, or the probability of serious harm is remote.

What to do now

  1. 1

    Stop using it

    Do not eat, drink or take the affected product.

  2. 2

    Check the codes

    Compare the lot and date codes against the table above.

  3. 3

    Return or discard

    Contact the retailer or recalling firm about a refund, and dispose of the product safely.

Consumer safety guide

Lead contamination

Possible health effects

Lead can affect the nervous system and is especially harmful to children and pregnant people. Symptoms may include abdominal pain, constipation, fatigue or headaches, but some exposed people have no obvious symptoms.

When symptoms may appear

Health effects depend on the amount and duration of exposure; there is no safe blood lead level in children.

Higher-risk groups

Infants, young children, pregnant people and anyone with repeated exposure are at greatest risk.

What to do now

  1. 1Stop using or eating the affected product and prevent children from handling it.
  2. 2Keep the packaging and ask the retailer or manufacturer about a refund; follow local guidance for safe disposal.
  3. 3If a child or pregnant person may have been exposed, contact a healthcare professional about blood lead testing.

Do not use home remedies or ignore possible exposure; clinical testing is the appropriate next step.

This is general consumer safety information, not medical advice or a diagnosis. Follow the official recall notice and contact a healthcare professional if you have concerns about exposure or symptoms.

Frequently asked

Questions about this recall

What is the Zinc Sulfate Monohydrate, Usp, Powder recall?

Jost Chemical Co recalled Zinc Sulfate Monohydrate, Usp, Powder in an FDA Class II enforcement action reported as F-1297-2023. Zinc Sulfate Monohydrate, USP may contain elevated levels of lead.

What should I do if I bought this product?

Check the identifying codes below and stop using the product. Return it to the retailer for a refund or dispose of it safely, following the recall notice. Stop using or eating the affected product and prevent children from handling it. Keep the packaging and ask the retailer or manufacturer about a refund; follow local guidance for safe disposal. If a child or pregnant person may have been exposed, contact a healthcare professional about blood lead testing.

Is the Jost Chemical Co recall still active?

The FDA lists this recall as recall closed. It remains relevant if you still have the affected product or need to identify a historical recall.

Where can I verify this recall?

This page is normalized from the openFDA enforcement record F-1297-2023. You can verify it directly using the official source link on this page. VerifyRecall updates its index from public FDA enforcement data and does not replace advice from the FDA, the recalling firm or a healthcare professional.

Verify before you act.

VerifyRecall is independent and not affiliated with the FDA. Always confirm the latest status on the official source record.

Official source

Brand history

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Record last synced from official openFDA enforcement data on November 14, 2026. Source record: official FDA notice.