FDA Warning Letter Sent to Answers Pet Food

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On June 18, 2025, the U.S. Food and Drug Administration issued a formal Warning Letter to Lystn LLC, also known as Answers Pet Food, based in Elizabethville, Pennsylvania. The action followed an inspection conducted from July 18 through October 4, 2024, which identified serious violations of federal pet food manufacturing standards under 21 CFR Part 507.