Some of the most common side effects of patanjali that have been noted by people drinking wheat
grass juice include nausea, appetite loss, and constipation or diarrhea. Regular use of wheatgrass can also stain your teeth, according to some reports.Some individuals have also reported headaches, hives, or swelling in the throat within minutes of drinking wheatgrass juice. Hives and a swollen throat are often signs of aserious allergic reaction, and you should get medical assistance immediately. You should also discontinue use of wheatgrass juice, since you might have a more severe reaction later.