The link between dairy and Irritable Bowel Syndrome By Linda Posted on February 26, 2014 Posted in Uncategorized No Comments Tagged with bloating, indigestion, irritable bowel syndrome, lactose intolerance, Nottingham Health Shop, Polyzyme Forte, Smelly Flatulence, stomach ache Lactose intolerance and IBS – Is there a connection? Good question! Lactose is a type of sugar mainly found in milk and dairy products. Lactose intolerance is the body’s inability to break down and digest lactose. Typical symptoms are: