National Enzyme Recalls TriEnza Supplements Due to Potential Chloramphenicol Contamination
National Enzyme Co is recalling TriEnza digestive enzyme supplements because they may contain chloramphenicol above 0.3 ppb.
The agency’s classification
FDA (Food): Class II
Class II is a situation in which use of or exposure to a violative product may cause temporary or medically reversible adverse health consequences, or where the probability of serious adverse health consequences is remote.
This is the agency’s own classification, taken from its notice. The severity score below is our assessment, not the agency’s. How recall classes work
What this means for you
Our assessment, not the agency’s: severity 2/5 (Moderate).
Minor labeling or packaging issue, or a voluntary precautionary recall. Risk of harm is low but real — follow the manufacturer's instructions.
Our severity reasoning: The recall is classified as FDA Class II, and the hazard involves a potential contaminant (chloramphenicol) without reported illnesses or injuries, fitting the criteria for a moderate severity voluntary precautionary recall.
Plain-English summary
National Enzyme Co is recalling specific lots of Houston Enzymes TriEnza with DPP IV Activity, a broad-spectrum enzyme product for general digestive support. The recall includes 90- and 180-capsule bottles as well as bulk capsules. The firm identified that the raw material used in these products may contain chloramphenicol at levels exceeding 0.3 ppb.
The affected products were distributed domestically in 27 states and internationally to Canada, China, Malaysia, Norway, Slovakia, South Korea, Sweden, Taiwan, and the United Kingdom. The recall covers 54,887 bottles and 327,139 bulk capsules across multiple lot numbers.
Consumers who have purchased these products should stop using them and contact the manufacturer for instructions on return or disposal. The recall is being conducted to ensure the safety of the dietary supplement supply.
The recalled product
- Product
- Houston Enzymes TriEnza with DPP IV Activity, Broad-Spectrum Enzyme Product for general Digestive Support, packaged in 90-(SKU 53379) and 180-(SKU 53380) capsule bottles. The firm name on the label is Houston Nutraceuticals, Inc. (HNI), Siloam Springs, AR (2) 9212 TRIENZA Bulk…
- Manufacturer
- National Enzyme Co
- Category
- Food — Dietary Supplement
- Hazard
Is your product affected?
Check your packaging against the codes below. If any of them match, the product is part of this recall.
Lot numbers (20)
- Lot Numbers: 53379030
- 53379031
- 53379032
- 53379034
- 53379035
- 53379036
- 53379037
- 53379038
- 53379039
- 53379040
- 53379041
- 53380079
- 53380081
- 53380083
- 53380085
- 53380086
- 53380087
- 53380088
- 53380089
- 53380090
Distribution
Distributed nationwide across the United States.
Part of a larger recall action
This product is one of 81 recalled by National Enzyme Co under a single FDA (Food) recall action. The agency files each product separately, so the size of the action is not visible from this page alone.
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