What to eat if you have dry cough without phlegm? 10-day inventory of popular dietary therapy plans across the Internet
Recently, "dry cough without phlegm" has become a hot health topic on social platforms. Especially with the change of seasons and the high incidence of influenza, many netizens have shared their dietary therapy experiences. This article combines the hot discussions on the Internet in the past 10 days to sort out scientific and effective dietary suggestions, and attaches structured data for reference.
1. Common causes of dry cough without phlegm

According to discussions on Baidu Health and Zhihu Medical Topics, dry cough without phlegm may be caused by the following factors:
| Reason type | Specific instructions |
|---|---|
| Dry environment | Low air humidity causes dry throat mucosa |
| viral infection | Common early symptoms of influenza and colds |
| allergic reaction | Pollen, dust mites, etc. irritate respiratory tract |
| chronic pharyngitis | Induced by long-term excessive use of the voice or spicy food |
2. Top 5 hot-searched dietary therapy programs
Based on popular posts on Weibo and Xiaohongshu in the past 10 days, the following foods are frequently recommended:
| food name | Efficacy | How to eat |
|---|---|---|
| honey | Throat antibacterial | Take with warm water or suck it into your mouth |
| Sydney | Nourishes yin and moisturizes lungs | Stewed pears with rock sugar/Sichuan scallops |
| Tremella | Relieve dry mucous membranes | Boiled soup with wolfberry |
| white radish | Anti-inflammatory and smoothing | Honey for pickling or soup |
| Luo Han Guo | Cough and sore throat | Brew water instead of tea |
3. 3 types of foods to avoid
Douyin Doctor Account @Health Guide reminds you to reduce your intake during dry cough:
| food category | negative impact |
|---|---|
| spicy food | Irritating the throat and aggravating inflammation |
| Fried food | Increase sputum viscosity |
| cold drinks | cause bronchoconstriction |
4. The combination plan is hotly discussed across the entire network
The "three-day relief method" recommended by Zhihu's highly praised answer triggered widespread reposting:
1.Get up in the morning: Rinse mouth with light salt water + honey warm water
2.noon: Sydney Tremella Soup (lily can be added)
3.Evening: Luo Han Guo tea + indoor humidification
5. Things to note
1. If dry cough persists for more than 2 weeks, you need to seek medical treatment promptly to investigate the cause.
2. Diabetic patients should be careful when using honey, rock sugar and other sweet ingredients.
3. Diet therapy is only used as an auxiliary method. Severe symptoms need to be treated with medication.
Note: The statistical period of the above data is from November 1 to 10, 2023. The sources include Weibo hot search list, Douyin health topics, Xiaohongshu notes and Zhihu Q&A.
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