This tasty and easily digestible formula with duck and rice, as well as healthy herbs such as chamomile and liquorice root, perfectly supports your cat's digestive system. The gluten-free recipe also helps to optimally balance the digestive system. Happy Cat Sensitive Stomach & Intestines is specially formulated for cats with sensitive stomachs. Facts about Sensitive Stomach & Intestines: Soothes upset stomach and intestines. Optimal digestibility. For cats with food sensitivities.