A diet high in refined carbohydrates and low in fibre reduces the number of friendly bacteria in the intestines, upsetting the balance of the body’s intestinal ecosystem. Yogurt, kefir and other fermented foods such as miso and sauerkraut can replenish friendly bacteria. Bifidobacteria are most numerous in the colon, while Lactobacilli prevail in the small intestine. These beneficial bacteria synthesize vitamins from food remnants, degrade toxins, prevent colonization of disease-causing micro- organisms, crowd out less beneficial bacteria, stimulate the immune system and produce short-chain fatty acids that provide an energy source for cells lining the colon.
It also uses more neurotransmitters to digest and process this junk food, leading to an imbalance in your “feel good” hormones, if not a deficiency. When you are under stress, these hormones are signaled by the brain to “speed up” and this chemical surge causes everything from anxiety, insomnia, trouble swallowing, and the “butterflies” in your stomach, to diarrhea, cramping, and neurotransmitter deficiencies. Colon cleansing: a popular, but misunderstood natural therapy