United Pet Group has expanded their voluntary recall of several popular vitamins and nutritional supplements this week due to the possibility of Salmonella contamination. Several Pro-pet and Excel line tablets are included in the recall. For a complete listing of products and lots affected by the recall click here. Though there have been no confirmed cases of illness, the company is recalling the products as a precaution. If you currently administer a vitamin supplement to your pet, please take a moment to read over the recalled product listing/press release to be sure the products you may have are safe to handle and administer.