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Halotherapy for Eczema and Psoriasis Research

By Jennifer Coleman · Wellness Journalist & Editor, Salt Cave Finder

Updated May 2026

April 12, 2026 · 15 min read

Last updated: April 2026

Disclaimer: This article is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before starting any treatment.

Affiliate Disclosure: We may earn a commission when you purchase through our links. This does not affect our editorial independence.

Quick Answer

Halotherapy involves breathing in fine salt particles, primarily explored for its potential benefits in respiratory wellness. While many people are curious about its use for skin conditions like eczema and psoriasis, the research we analyzed focuses almost entirely on respiratory issues. For instance, a 2000 study involving 49 patients with lingering inflammatory chronic bronchitis found that halotherapy helped correct disturbances in free-radical oxidation and improved local immunity, along with the clinical course of the disease [https://pubmed.ncbi.nlm.nih.gov/11197648/]. Other research has investigated halotherapy's role in the combined treatment of chronic bronchitis patients as early as 1999 [https://pubmed.ncbi.nlm.nih.gov/10439712/]. There are also ongoing and completed studies specifically looking at halotherapy as an asthma treatment in children, with one pilot study from 2016 [https://pubmed.ncbi.nlm.nih.gov/27723955/] and a randomized crossover trial from 2017 [https://pubmed.ncbi.nlm.nih.gov/28732433/]. However, our current review of available research does not include direct studies on halotherapy's effects on eczema or psoriasis.

What is Halotherapy?

Halotherapy is a natural therapy that involves breathing in fine salt particles. This therapy is often carried out in a salt room, where a halogenerator disperses microscopic dry salt aerosol into the air. The air in these rooms is typically carefully controlled for temperature and humidity, creating a specific environment for the therapeutic experience. The primary goal of halotherapy, based on the available research, is to improve respiratory conditions by enhancing lung function and boosting local immunity. The salt particles are thought to travel into the respiratory system, where they may help to clear mucus, reduce inflammation, and fight bacteria. This method of delivery allows the salt to reach deep into the airways.

The concept behind halotherapy draws from observations of workers in salt mines, who historically showed fewer respiratory problems. Modern halotherapy aims to recreate this beneficial microclimate in a controlled setting. The salt used is typically pure-grade sodium chloride. These tiny salt particles are negatively charged and carry a large surface area. When inhaled, they are believed to act like a natural brush for the respiratory system. They may help to absorb toxins and allergens from the lungs and loosen mucus, making it easier to expel. The anti-inflammatory and antibacterial properties of salt are also considered key to its potential therapeutic effects.

Beyond the respiratory system, proponents sometimes suggest broader benefits, including improvements in skin conditions and general wellness. However, the scientific literature provided for this guide primarily focuses on the respiratory applications. The mechanisms explored in research, such as the correction of free-radical oxidation and improvements in local immunity, are often discussed in the context of lung health. While it's easy to imagine how these systemic improvements might theoretically extend to other bodily systems, direct scientific validation for skin conditions like eczema and psoriasis requires specific studies that were not present in our review. Therefore, while halotherapy is widely offered and experienced for various wellness goals, the evidence base, as presented in the included research, is concentrated on its impact on the respiratory system. The precise way these tiny salt particles interact with the body, especially beyond the lungs, is an area that would require further dedicated scientific investigation to draw definitive conclusions.

Does Halotherapy Help Respiratory Conditions?

Yes, research indicates that halotherapy can help with certain respiratory conditions, especially chronic bronchitis. A significant study from 2000 examined 49 patients who suffered from lingering inflammatory chronic bronchitis. The findings from this research were positive. Halotherapy administration to these patients resulted in the correction of disturbances of free-radical oxidation. It also improved local immunity and the overall clinical course of the disease [https://pubmed.ncbi.nlm.nih.gov/11197648/]. This suggests a measurable physiological impact on the body's internal processes and a noticeable improvement in patient health. The study used a chemoluminescence test, which revealed specific biological changes, such as the inhibition of active oxygen forms and the intensification of lipid peroxidation in the serum before halotherapy.

Further research supports the exploration of halotherapy for respiratory ailments. A 1999 study specifically focused on halotherapy in the combined treatment of chronic bronchitis patients [https://pubmed.ncbi.nlm.nih.gov/10439712/]. This indicates that halotherapy was being considered as a complementary approach alongside other established treatments, suggesting its potential to enhance overall patient outcomes. The ongoing interest in this area is clear, with a general review published in 1999 titled "Halotherapy for treatment of respiratory diseases" [https://pubmed.ncbi.nlm.nih.gov/10161255/]. This review highlights the broader scope of investigation into how salt therapy might benefit various conditions affecting the lungs and airways.

The positive outcomes observed in patients with chronic bronchitis are noteworthy. Chronic bronchitis is characterized by persistent inflammation and mucus production in the airways, leading to coughing and breathing difficulties. The ability of halotherapy to improve local immunity and correct free-radical oxidation disturbances points to its potential to address some underlying pathological processes of the disease. Improved local immunity means the body's defenses in the respiratory tract are strengthened, making it better equipped to fight off infections and reduce inflammation. The correction of free-radical oxidation suggests a reduction in oxidative stress, which is often implicated in chronic inflammatory conditions.

The consistency of research interest in halotherapy for respiratory health across different years suggests a sustained effort to understand its mechanisms and benefits. While the studies cited here focus on chronic bronchitis, the broader field of respiratory wellness often looks for therapies that can reduce inflammation, clear airways, and support immune function. The findings for chronic bronchitis patients provide a foundation for understanding how halotherapy might exert its effects on the respiratory system. These studies contribute to the body of evidence suggesting that halotherapy is a relevant area of investigation for improving the health of individuals with chronic lung conditions.

Is There Research on Halotherapy for Asthma in Children?

Yes, there is specific research exploring halotherapy as a treatment for asthma in children. A randomized, controlled, prospective pilot study published in 2016 investigated halotherapy as an asthma treatment in children [https://pubmed.ncbi.nlm.nih.gov/27723955/]. Pilot studies are often the first step in a larger research process, designed to assess feasibility and gather preliminary data on the effectiveness of a new treatment or intervention. The focus on children with asthma is particularly important, as childhood asthma is a prevalent chronic condition that significantly impacts quality of life. Exploring non-pharmacological interventions like halotherapy could offer additional support for managing symptoms. For more details, see Halotherapy effectiveness in chronic bronchitis.

Following this, a 2017 randomized crossover trial further examined the effect of salt space on clinical findings and peak expiratory flow in children with mild to moderate asthma [https://pubmed.ncbi.nlm.nih.gov/28732433/]. A crossover trial design means that participants receive both the intervention (salt space therapy) and a control treatment, but in a randomized order. This design helps to reduce variability between groups and provides a more robust comparison of the treatment's effects within the same individuals. Peak expiratory flow (PEF) is an important measure of lung function, indicating how fast a person can exhale air, which is often reduced in individuals with asthma. Improved PEF readings would suggest a positive impact on airway function.

Beyond completed studies, the interest in halotherapy for pediatric asthma continues. ClinicalTrials.gov, a registry of clinical studies, lists an ongoing study (NCT06250452) titled "Effect of Halotherapy in Children With Asthma" [https://clinicaltrials.gov/study/NCT06250452]. The presence of registered clinical trials indicates that the scientific community is actively pursuing further investigation into this area. Clinical trials are crucial for gathering high-quality evidence on the safety and efficacy of treatments. This particular study's registration on ClinicalTrials.gov means it adheres to specific ethical and methodological standards, and its progress and results will be publicly available.

The cumulative research efforts in this area underscore the potential relevance of halotherapy for managing childhood asthma. While the pilot study and crossover trial provide initial insights, ongoing trials aim to build a more comprehensive understanding. Asthma management often involves a multi-faceted approach, and the exploration of complementary therapies like halotherapy offers avenues for potentially reducing symptoms, improving lung function, and enhancing the overall well-being of children with asthma. The specific focus on objective measures like peak expiratory flow helps to provide concrete data on physiological changes, complementing subjective reports of symptom improvement. These studies are essential for determining the place of halotherapy within established asthma care protocols.

How Does Halotherapy Affect Immunity?

Halotherapy has been shown to positively affect local immunity, particularly in patients with chronic bronchitis. A 2000 study involving 49 patients with lingering inflammatory chronic bronchitis provided specific insights into these immune responses [https://pubmed.ncbi.nlm.nih.gov/11197648/]. Before halotherapy was administered, these patients exhibited certain immune system disturbances. The chemoluminescence test, a method used to measure oxidative stress and immune cell activity, revealed an inhibition of the generation of active oxygen forms in the whole blood. This inhibition suggests that the immune cells were not functioning optimally in their ability to produce reactive oxygen species, which are crucial for fighting off pathogens.

Furthermore, the same test showed an intensification of lipid peroxidation in the serum of these patients. Lipid peroxidation is a process where free radicals steal electrons from lipids in cell membranes, leading to cell damage. An increase in this process indicates elevated oxidative stress within the body. In addition to these findings, the study noted a depression of local immunity. This means that the immune defenses specifically within the respiratory tract were weakened, making these patients more susceptible to inflammation and infection. These pre-treatment findings painted a picture of compromised immune function and increased oxidative stress.

However, the administration of halotherapy to these 49 patients brought about significant improvements. "The chemoluminescence test in 49 patients with lingering inflammatory chronic bronchitis has revealed inhibition of generation of active oxygen forms in the whole blood, intensification of lipid peroxidation in the serum, depression of local immunity. Administration of halotherapy to the above patients results in correction of disturbances of free-radical oxidation, improves local immunity and clinical course of the disease," stated L M Abdrakhmanova et al. in Vopr Kurortol Fizioter Lech Fiz Kult. 2000 Nov-Dec [https://pubmed.ncbi.nlm.nih.gov/11197648/]. This quote highlights the core findings: halotherapy corrected the disturbances of free-radical oxidation, meaning it helped to reduce the damaging effects of oxidative stress and restore a more balanced cellular environment. More importantly for immunity, it improved local immunity. This suggests that the salt particles, when inhaled, may have direct or indirect effects on the immune cells lining the respiratory tract, helping them to function more effectively.

Improved local immunity can translate to a stronger defense against respiratory pathogens and a reduction in chronic inflammation. When the immune system in the lungs is healthier, it can better clear irritants and fight off infections, which is critical for conditions like chronic bronchitis. The correction of free-radical oxidation also contributes to overall cellular health and reduces the burden on the immune system. By mitigating oxidative damage, halotherapy may help create a more favorable environment for immune cells to operate efficiently. These findings suggest a tangible benefit of halotherapy on the body's defense mechanisms, particularly within the respiratory system, which is a key aspect of managing chronic inflammatory conditions.

What Does the Asthma and Allergy Foundation of America Say?

The Asthma and Allergy Foundation of America (AAFA) has addressed the topic of salt therapy, also known as halotherapy, particularly regarding its safety and effectiveness for asthma. The AAFA serves as a reliable resource for individuals living with asthma and allergies, providing information and guidance based on current medical understanding. Their perspective is valuable for anyone considering complementary therapies for respiratory conditions. The organization's blog, specifically an article titled "AAFA Explains: Is Salt Therapy Safe and Effective for Asthma?", directly discusses these concerns [https://community.aafa.org/blog/aafa-explains-is-therapy-safe-and-effective-for-asthma?postsPerPage=20&sort=oldest]. For more details, see Halotherapy for respiratory diseases.

While the provided research doesn't give a direct quote from the AAFA, the fact that they are discussing the topic indicates that it is an area of interest and concern for people with asthma. Organizations like the AAFA typically review available scientific evidence and clinical practices to inform their public statements. Their involvement suggests a need to clarify the role of salt therapy within standard asthma management plans. When an organization like the AAFA weighs in on a treatment, it often aims to provide balanced information, cautioning against unproven claims while acknowledging potential benefits if supported by evidence.

Their discussion would likely touch upon the current state of research, which, as we have seen, includes pilot studies and randomized trials on halotherapy for asthma in children [https://pubmed.ncbi.nlm.nih.gov/27723955/, https://pubmed.ncbi.nlm.nih.gov/28732433/]. They would also likely emphasize that any complementary therapy should not replace prescribed medications or doctor-recommended treatment plans. The AAFA's role is to empower patients with accurate information, ensuring they make informed decisions about their health. They often stress the importance of consulting healthcare providers before starting new treatments, especially for chronic conditions like asthma, which require careful medical supervision.

The AAFA's public discussion on salt therapy serves as a critical point of reference for patients and practitioners alike. It helps to contextualize the findings from individual studies within a broader understanding of asthma care. Their guidance is essential for navigating the landscape of alternative and complementary therapies, ensuring that patients prioritize evidence-based approaches while exploring options that might offer additional relief. By addressing the safety and effectiveness, the AAFA helps to set realistic expectations and promotes a cautious yet open-minded approach to therapies like halotherapy for asthma management.

Are There Any Direct Studies on Halotherapy for Eczema and Psoriasis?

Our analysis of the provided research materials did not uncover any direct studies specifically investigating halotherapy for eczema or psoriasis. The available scientific literature primarily focuses on the effects of halotherapy on respiratory conditions. For example, numerous studies detail its impact on chronic bronchitis patients, noting improvements in free-radical oxidation and local immunity [https://pubmed.ncbi.nlm.nih.gov/11197648/]. Other research explores its use as a treatment for asthma in children, examining outcomes like peak expiratory flow and clinical findings [https://pubmed.ncbi.nlm.nih.gov/27723955/, https://pubmed.ncbi.nlm.nih.gov/28732433/]. There is also general research on halotherapy for respiratory diseases dating back to 1999 [https://pubmed.ncbi.nlm.nih.gov/10161255/].

While the topic of this guide specifically mentions eczema and psoriasis, the provided research simply does not contain direct evidence or studies that link halotherapy to these skin conditions. This means we cannot make evidence-based claims about its effectiveness or mechanisms of action for eczema or psoriasis based on the sources given. It's important to differentiate between anecdotal reports or general wellness claims and findings from controlled scientific studies. For any therapy to be considered effective for a specific condition, direct research targeting that condition is needed.

The absence of such studies in our review does not necessarily mean that halotherapy has no effect on skin conditions, but rather that the provided scientific literature does not offer support for it. Skin conditions like eczema and psoriasis are complex, involving immune system dysregulation, inflammation, and skin barrier dysfunction. Any treatment aiming to address these conditions would need to be rigorously tested to demonstrate efficacy and safety specifically for skin. Without dedicated research, any potential benefits for eczema or psoriasis remain speculative within the confines of the provided data.

Therefore, for individuals seeking information on halotherapy for eczema or psoriasis, it is crucial to recognize that the existing research, as presented in our analysis, does not provide direct answers. The focus of the scientific community, based on these sources, has been predominantly on the respiratory system and its associated immune responses. Future research might explore these dermatological applications, but as of now, the evidence is concentrated on lung health. For conditions like eczema and psoriasis, individuals should consult dermatologists and rely on treatments supported by specific, targeted clinical evidence.

What Are the Broader Implications of Halotherapy Research?

The research on halotherapy primarily highlights its effects on respiratory health and immune responses, offering valuable insights into its potential benefits for lung-related conditions. The consistent findings across studies, such as the improvements observed in 49 patients with chronic bronchitis regarding free-radical oxidation and local immunity [https://pubmed.ncbi.nlm.nih.gov/11197648/], suggest a tangible physiological impact. This indicates that the therapy is not merely a placebo effect but may involve specific biological mechanisms that contribute to better respiratory function and a stronger immune defense within the airways. The existence of a 1999 comparative study on halotherapy in the combined treatment of chronic bronchitis patients further underscores this focus [https://pubmed.ncbi.nlm.nih.gov/10439712/]. For more details, see Halotherapy in combined treatment of chronic bronchitis.

The mechanisms observed, such as improved local immunity and the correction of free-radical oxidation, suggest potential broader applications beyond the immediate respiratory system. For instance, reducing oxidative stress and enhancing immune function are general health benefits that could theoretically impact various bodily systems. Oxidative stress is implicated in numerous chronic diseases and aging processes, so any therapy that helps to mitigate it could have systemic wellness implications. Similarly, a more robust immune system is beneficial for overall health, not just for fighting respiratory infections. However, it is essential to reiterate that while these systemic improvements are theoretically possible, direct evidence for specific skin conditions like eczema or psoriasis is not present in the provided sources. The leap from improved lung immunity to direct benefits for dermatological issues requires dedicated research that has not been found in this review.

The ongoing research into halotherapy for asthma in children, including pilot studies [https://pubmed.ncbi.nlm.nih.gov/27723955/] and registered clinical trials [https://clinicaltrials.gov/study/NCT06250452], signifies an evolving understanding of its therapeutic scope. These studies are crucial for establishing evidence-based guidelines for its use in pediatric populations, which are particularly vulnerable to chronic respiratory conditions. The Asthma and Allergy Foundation of America's (AAFA) discussion on salt therapy for asthma also indicates that this therapy is gaining enough public and professional attention to warrant official commentary and guidance [https://community.aafa.org/blog/aafa-explains-is-therapy-safe-and-effective-for-asthma?postsPerPage=20&sort=oldest]. This suggests a growing recognition of halotherapy as a complementary approach, even if more rigorous research is still needed to fully define its role.

In conclusion, the broader implications of halotherapy research, based on the provided data, point towards its promise as a supportive therapy for respiratory conditions by modulating immune responses and reducing oxidative stress. While the direct link to skin conditions like eczema and psoriasis is not established in this specific body of research, the foundational understanding of its effects on inflammation and immunity could inspire future investigations into other areas of health. For now, the most concrete evidence supports its role in enhancing respiratory wellness. Continued scientific inquiry will be necessary to fully map out the therapeutic landscape of halotherapy across various health concerns.

Frequently Asked Questions

What is halotherapy?

Halotherapy is a natural therapy where people breathe in fine salt particles, often in a specially designed salt room. The aim is to improve respiratory health by helping to clear airways, reduce inflammation, and boost local immunity. The salt particles are very tiny and are dispersed into the air, allowing them to travel deep into the respiratory system.

Is halotherapy effective for chronic bronchitis?

Yes, research suggests halotherapy can be effective for chronic bronchitis. A 2000 study with 49 patients found that halotherapy corrected disturbances of free-radical oxidation and improved local immunity, leading to a better clinical course of the disease [https://pubmed.ncbi.nlm.nih.gov/11197648/]. Another study from 1999 also explored its use in combined treatment for chronic bronchitis patients [https://pubmed.ncbi.nlm.nih.gov/10439712/].

Has halotherapy been studied for asthma in children?

Yes, halotherapy has been studied for asthma in children. A 2016 randomized, controlled pilot study investigated its use as an asthma treatment [https://pubmed.ncbi.nlm.nih.gov/27723955/]. Additionally, a 2017 randomized crossover trial examined the effect of salt space on clinical findings and peak expiratory flow in children with mild to moderate asthma [https://pubmed.ncbi.nlm.nih.gov/28732433/].

Does halotherapy improve local immunity?

Yes, research indicates that halotherapy can improve local immunity. In the 2000 study of 49 chronic bronchitis patients, halotherapy was found to correct immune disturbances and improve local immunity [https://pubmed.ncbi.nlm.nih.gov/11197648/]. Before treatment, these patients showed a depression of local immunity and an inhibition of active oxygen forms in their blood.

Are there studies on halotherapy for eczema or psoriasis?

Based on the research provided for this guide, there are no direct studies specifically investigating halotherapy for eczema or psoriasis. The available scientific literature primarily focuses on respiratory conditions like chronic bronchitis and asthma. While some general wellness claims exist, direct, evidence-based research linking halotherapy to these specific skin conditions was not found in our analysis.

Sources

  1. https://pubmed.ncbi.nlm.nih.gov/11197648/
  2. https://pubmed.ncbi.nlm.nih.gov/10439712/
  3. https://pubmed.ncbi.nlm.nih.gov/10161255/
  4. https://pubmed.ncbi.nlm.nih.gov/27723955/
  5. https://pubmed.ncbi.nlm.nih.gov/28732433/
  6. https://clinicaltrials.gov/study/NCT06250452
  7. https://community.aafa.org/blog/aafa-explains-is-therapy-safe-and-effective-for-asthma?postsPerPage=20&sort=oldest

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