Diamond Pet Foods is recalling several of its dry cat food formulas after the products tested low for thiamine or vitamin B1, an essential nutrient for cats.

Photo: Diamond Pet food recall / Diamond Pet

Early signs of thiamine deficiency include a lack of appetite, vomiting, weight loss and salivation.

The states affected by this recall are:

Alabama
Colorado
Connecticut
Florida
Georgia
Indiana
Kentucky
Maine
Maryland
Massachusetts
Michigan
Minnesota
Missouri
New Hampshire
New Jersey
New York
North Carolina
Ohio
Oklahoma
Pennsylvania
Rhode Island
South Carolina
Vermont
Virginia
West Virginia