digestive system. gastrointestinal tract, stomach, intestine. sign for ad of meds, supplements for good digestion

digestion icon gastrointestinal system stomach belly intestine bowel anatomy abdomen organ tract gut internal structure alimentary path gastric metabolism surgery absorption wellness entrails healthcare heartburn juice nourishment tummy medical abdominal tube badge nutrition gastritis canal process logotype medicine treatment acid emblem direction element viscera isolated cartoon intestinal organism