Dogs 10 Human Foods that are Dangerous to Dogs Advertisement 2. Chewing Gum Chewing gum contains Xylitol (see above). We mention gum separately because it’s such a common item that dogs often are able to find discarded on the ground or sitting on accessible furniture, etc. Next Download Premium WordPress Themes FreeDownload WordPress Themes FreeDownload WordPress Themes FreeDownload Premium WordPress Themes Freeudemy free downloaddownload micromax firmwareDownload Best WordPress Themes Free Download