Lactose intolerance symptoms in adults

The symptoms of lactose intolerance in adults include nausea, abdominal pain, hyperborygmus, etc.

1. Nausea

lactose intolerance patients intestinal lactase secretion is reduced, resulting in lactose can not be fully digested and absorbed, after entering the large intestine is fermented by bacteria to produce organic acids and gases and stimulate the gastrointestinal tract, causing nausea, vomiting and other symptoms.

2. Abdominal pain

lactose is decomposed by bacteria to produce gases and acidic substances that stimulate the nerve endings on the gastrointestinal mucosa, causing abdominal pain. The more severe the lactose intolerance, the more obvious the abdominal pain.

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