When combined with these other symptoms, coughing up yellow mucus can be a sign of pneumonia, which can be very serious. Primehealthchannel.com points out that there can be multiple non-bacterial and non-viral sources of coughing up mucus that should not cause worry. Allergies are one cause. yellow hue to the mucus is caused from white blood cells, according to Health.com. So, yellow mucus therefore isnât a result of an infection, but a result of the body fighting an infection. Coughing up yellow mucus therefore can be associated with battling the illness as opposed to being a symptom.
âA trial of a low FODMAP diet can be conducted. This is usually recommended for 4-6 weeks, following which, a rechallenge of any potentially well-absorbed carbohydrates can be undertaken, that is, fructose, lactose, sorbitol and mannitol.
If you decide to embark on a low-FODMAP diet, consider keeping a diet journal to log your food and track your reactions to individual FODMAPs. Some people might really react poorly to fructose while having no issues with lactose.