The most widely practiced diagnostic procedure involves dietary manipulation of the affected dog. In this procedure efforts are made to find out the specific culprit in the diet. Home-cooked diets or special diet plans with minimal ingredients or additives are used initially.

Make this lower case.
the most widely practiced diagnostic procedure involves dietary manipulation of the affected dog. in this procedure efforts are made to find out the specific culprit in the diet. home-cooked diets or special diet plans with minimal ingredients or additives are used initially.