A ripe lemon is a good appetizer.  The lemon juice stimulates the flow of saliva and gastric juice and is regarded as an excellent digestive agent.  It destroys intestinal worms and eliminates the gases formed in the digestive tract.  It is highly beneficial in the treatment of several digestive problems like dyspepsia, constipation and biliousness.  Heartburn is easily relieved by taking the juice of half a lemon in a little water. 

 

Raw potato juice is valuable in stomach and intestinal disorders.  Stomach ulcers are treated with the juice of pink potatoes. 

Potato juice also relieves gastritis. The recommended dose is half a cupful two or three times half an hour before meals. Potato starch is administered as an anti-inflammatory for gastro-intestinal diseases and toxins.

 

Rice has a very low fiber content, and is therefore extremely soothing to the digestive system. This makes rice an ideal food for digestive system disorders. Thick gruel of rice mixed with a glassful of butter-milk and a well-ripe banana given twice a day is a very nutritious diet in typhoid, gastric ulcer, gastritis, piles, rectal fissure, indigestion, in acute febrile diseases related to fever, hepatitis or inflammation of liver, jaundice, morning sickness, acute dilatation of the stomach, burning and indigestion due to hiatus hernia, excessive accumulation of the gas in the intestines, and all the diseases where the mild and light diet is indicated.