Symptoms of gastritis include: 1.Tummy pain. 2.Indigestion. 3.Feeling full and bloated. 4.Feeling sick (nausea) 5.Being sick (vomiting) 6.Not feeling as hungry as usual. 7.Burping and farting. What is the best treatment for gastritis? Especially whole body massage with chandana oil and lakshadi oil is recommended for gastritis problem. This stimulates immunity and prevents gastritis. Vamana – It involves administration of medicated herbs to induce vomiting. Vamana is one of the Panchakarma therapy.