“SUGAR-FREE” CAN MEAN A SEVERE XYLITOL TOXICITY FOR YOUR DOG WHAT IS XYLITOL? Marketed as a sugar substitute and used widely for people looking for low glycemic index foods. Xylitol can be found in gum, candies, breath mints, baked goods and pudding. But it's also commonly added to cough syrup, chewable or gummy vitamins and [...]