Can canned peaches in syrup help treat cough?
Generally speaking, canned yellow peaches cannot treat coughing. Eating canned yellow peaches in moderation when coughing may provide some relief, but they cannot replace standard medical treatments. Detailed analysis is as follows:

Canned yellow peaches are processed foods primarily composed of yellow peaches, sugar, and water. They do not contain any medicinal ingredients and therefore cannot directly treat coughing. The sugar content in the canned peaches may irritate the throat mucosa, leading to increased secretions and potentially worsening the cough. The high-temperature processing involved in canning destroys some vitamins and active substances in the peaches, making them less nutritious than fresh fruits.
However, the water and sugar content in canned yellow peaches can temporarily relieve a dry throat and reduce irritation-induced coughing. Some vitamin C and carotene are still retained in the canned peaches, which can help enhance immunity and assist in relieving coughs caused by colds. Consuming sweets may provide a sense of pleasure, indirectly alleviating discomfort caused by coughing. However, it's important to consume them in moderation, as excessive consumption may lead to elevated blood sugar levels or indigestion, and should be approached cautiously by individuals with diabetes.
If coughing symptoms are severe, timely medical consultation is advised to obtain prescribed cough-suppressing and phlegm-relieving medications. Avoid purchasing canned products with excessive additives or substandard quality to prevent potential health risks. At the same time, maintaining good lifestyle and dietary habits, along with moderate intake of foods rich in vitamin C, can help boost immunity and promote recovery. If you have any health concerns or persistent symptoms, it is recommended to seek medical advice promptly.