From “‘FRITO FEET’ – WHY DO DOG PAWS SMELL LIKE CORN CHIPS, NUTS, OR POPCORN?” by By Janet Tobiassen Crosby, DVM
“Question: ‘Frito Feet’ – Why Do Dog Paws Smell Like Corn Chips, Nuts, or Popcorn?
Questions about pet odors are common. Often a bad smell indicates a problem or disease process, but not always. What should you do if you notice that your dog’s feet have a odor, often described as smelling like corn chips or old popcorn? Is this something to worry about? Read this FAQ to find out more about what is commonly termed ‘Frito Feet.'”