A vegetarian is likely to experience gas, bloating and nausea after eating meat. The vegetarian's enzymes for animal protein digestion may have decreased, but if the vegetarian returns to a diet that includes meat, his body takes some time to adjust.Continue Reading
The Divine Caroline website quotes nutritionist Rania Batayneh as saying, "If you haven't consumed a type of food in a long time and you eat it, it just might take a longer time to digest, especially with meat." Because a vegetarian has a lower-fat diet, suddenly consuming a meat product that is high in fat also leads to uncomfortable digestion; eating leaner meats provides an easier transition to an omnivorous diet. "A person might have a little problem if he or she started right out on a huge steak," according to Professor Bjørn Skålhegg of the University of Oslo's Department of Nutrition. "Their body might not have sufficient levels of the right enzymes."
A small percentage of the population is allergic to certain meats; if a vegetarian has this type of allergy, he is likely to have an allergic reaction from ingesting a small amount of meat. Skålhegg indicates that a vegetarian diet does not necessarily lead to this type of food sensitivity, however.Learn more about Nutrition & Diets
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Side effects from sodium bicarbonate or baking soda include bloating, nausea and intestinal gas, according to WebMD. More serious but rare side effects include swelling of the hands, ankles or feet and unusual weight gain. When taken with a diet heavy in calcium, sodium bicarbonate can cause milk-alkali syndrome. This causes a shift in the body's alkaline-base balance, which can result in impaired kidney function, according to Medline Plus.Full Answer >