Asthma is a chronic respiratory disease that affects millions of people worldwide. While there are numerous medications available to manage asthma symptoms, many individuals with asthma turn to home remedies to complement their treatment.
One of the most popular home remedies for asthma is lemon juice. In this article, we explore the evidence behind the claim that lemon juice is good for asthma.

Understanding Asthma
Asthma is a chronic inflammatory disease of the airways that causes symptoms such as wheezing, coughing, shortness of breath, and chest tightness. These symptoms occur due to the narrowing of the airways caused by inflammation and constriction of the smooth muscles surrounding the airways. While asthma has no cure, it can be managed through medications and lifestyle changes.
Lemon Juice and Asthma: The Claims
Lemon juice has been touted as a natural remedy for asthma for many years. Advocates of lemon juice claim that it can reduce inflammation in the airways, relieve congestion, and improve lung function. Some even suggest that lemon juice can help prevent asthma attacks.
The Science Behind Lemon Juice and Asthma
Although there is no scientific proof that lemon juice can prevent asthma attacks, some evidence suggests that it might help alleviate asthma symptoms.
Anti-inflammatory properties: Lemon juice contains high levels of vitamin C, which has antioxidant and anti-inflammatory properties. Inflammation is a key feature of asthma, and reducing inflammation in the airways may help alleviate asthma symptoms.
Mucolytic properties: Lemon juice also has mucolytic properties, which means it can help break down mucus in the airways. This may be beneficial for individuals with asthma who experience mucus buildup and congestion.
Immune-boosting properties: Lemon juice contains bioactive compounds such as flavonoids and limonoids, which have immune-boosting properties. Strengthening the immune system may help reduce the frequency and severity of asthma attacks.
Possible Risks and Side Effects
While lemon juice is generally safe to consume in moderation, there are some risks and side effects to be aware of. Drinking too much lemon juice can cause tooth enamel erosion and acid reflux, which may worsen asthma symptoms. Individuals with a history of citrus allergies should avoid consuming lemon juice.
How to Use Lemon Juice for Asthma
If you are interested in using lemon juice to alleviate asthma symptoms, there are several ways to incorporate it into your diet. You can drink lemon juice mixed with warm water and honey, add lemon juice to smoothies or salads, or use it as a marinade for fish or chicken.
Conclusion
While there is no cure for asthma, there are many ways to manage its symptoms. Lemon juice may be a helpful home remedy for individuals with asthma, as it has anti-inflammatory, mucolytic, and immune-boosting properties. However, it is important to use lemon juice in moderation and to be aware of its possible risks and side effects.
Sources:
- Global Initiative for Asthma. (2021). Global Strategy for Asthma Management and Prevention. https://ginasthma.org/wp-content/uploads/2021/05/GINA-Main-Report-2021-V2-WMS.pdf
- Use of Natural Products in Asthma Treatment in NCBI, doi: 10.1155/2020/1021258
- U.S. Department of Health and Human Services. (2020). National Institutes of Health. Vitamin C. https://ods.od.nih.gov/factsheets
- https://www.drmayankshukla.com/lemon-juice-asthma-home-remedy/