Can I consume bird's nest while having a cough?
Generally speaking, it is okay to consume bird's nest when coughing. The detailed explanation is as follows:

Bird's nest contains various beneficial components for the human body, including proteins, amino acids, sialic acid, carbohydrates, and trace elements. It has effects of nourishing yin and moistening the lungs, as well as resolving phlegm and relieving cough. The nutrients in bird's nest help repair damaged tissue cells and enhance the body's resistance. Additionally, bird's nest can nourish lung yin and alleviate symptoms such as dry cough and phlegm production.
The various amino acids and minerals contained in bird's nest can enhance the body's immunity, reduce the likelihood of illness, thereby helping the body combat the causes of coughing and promoting recovery. Coughing often accompanies damage or inflammation of the respiratory mucous membranes; the nutrients in bird's nest aid in repairing these damaged tissue cells.
To enhance the cough-relieving effect, bird's nest can be stewed together with ingredients like rock sugar or loquat. At the same time, it is important to maintain healthy lifestyle and dietary habits, such as drinking plenty of water, consuming more vegetables and fruits, and avoiding spicy and irritating foods, to assist in alleviating cough and promoting recovery. Furthermore, individuals allergic to bird's nest should avoid consumption to prevent exacerbating allergic reactions, which could lead to worsened coughing and other adverse consequences.