One of the most serious diet problems is dealing with food cravings that will make people break their diet routine and engage in an unhealthy pattern of eating. (wikiweightwatcher.com)
Common plant - based diet problems include excess gas, herpes outbreaks, weight gain and nutrient deficiencies. (veggieprimer.com)
And then when changed to a grain free diet the problem goes away. (pethelpful.com)