FDA Issues Warning Letter To RDM Express Inc.
The manufacturer has 15 days to address food safety and labeling violations cited by federal inspectors.
Updated on Oct. 26, 2026 in Organic Food

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Local manufacturer RDM Express Inc. is facing regulatory scrutiny following a federal investigation into its food safety and labeling standards. The Food and Drug Administration issued a formal warning letter to the San Francisco-based company citing specific deficiencies in its sanitation and product control procedures.
Why it matters
The agency flagged gaps in the safety plans for the company's ready-to-eat fermented cabbage products and labeling issues with several of its signature items. Owners now have a strict timeline to address these violations before the federal regulator takes further action.
The Food and Drug Administration issued an official warning letter citing food safety and labeling deficiencies. The business faces a 15-day deadline to respond to the agency, though the firm's planned corrective actions remain unknown.
The players
RDM Express Inc.
A San Francisco-based manufacturer that produces ready-to-eat fermented cabbage products and Russian-style beverages.
Food and Drug Administration
The federal agency responsible for regulating food safety and product labeling standards in the United States.
The details
Inspectors identified recurring issues with RDM Express Inc.'s food safety plans and general sanitation protocols used for its fermented cabbage products. The agency also cited the company for labeling errors involving its Russian-style kvas, sour cabbage, and half-sour pickles. The firm must submit a formal response to the FDA outlining how it intends to resolve these deficiencies within 15 days.
Timeline
October 26, 2026: FDA warning letter issued to RDM Express Inc.
Across the Bay
This enforcement action follows the standard regulatory patterns established by the Federal Food, Drug, and Cosmetic Act for addressing sanitation and labeling compliance. It marks a routine, though high-stakes, administrative intervention for a local food manufacturer.
If you buy fermented cabbage or kvas from this local maker, keep an eye on official updates regarding product safety. The company must resolve all cited labeling and sanitation deficiencies with the federal government by mid-November.
The takeaway
Consumers should stay informed as the manufacturer works to reconcile these federal violations with their production facility. Watch for public notices or potential recall updates from the agency if the 15-day deadline passes without adequate corrective measures.
Further reading
Find more updates on city food safety standards in our Organic Food section.
Source note: This article includes information reported by Food Safety News.
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