The Olympian reports, The Laughing Goat of Roy is recalling its Grade A retail raw goat milk because it may be contaminated with Escherichia coli bacteria (E. coli) that can cause serious illness, according to a news release.

The Laughing Goat voluntarily initiated the recall after routine monthly sampling by the Washington State Department of Agriculture discovered contamination. The Laughing Goat dairy has not received any reports of human illnesses associated with the recalled product.

E. coli infections may cause severe diarrhea, stomach cramps and bloody stool. Anyone experiencing these symptoms should contact a health care provider.

The Laughing Goat raw goat milk is sold in pint, quart and half-gallon plastic containers with green caps. Best if used by dates are found on the front label. Refrigerated raw goat milk bearing the best if used by dates of Feb 11 to Feb 19 has been recalled. Recalled milk was sold in western Washington, including Thurston, Pierce, Lewis and King counties.