Both cardamom and fennel are beneficial to the digestive tract. Cardamom is often used to relieve nausea symptoms and even vomiting. Fennel is used to help increase digestive functions and to reduce pain of all kinds, including stomach pain.
Cardamom has the benefit of soothing a sour stomach. Indigestion, heartburn, cramps and nausea symptoms can be reduced when cardamom is taken.