What Vitamins Are Good For Lung Repair?

Nutrients for healthy lungs

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Concerned about increasing your immunity to airborne toxins, bacteria, and viruses? Then this article is a must-read. Your lungs are at the forefront of immunity. While healthy lungs are a key part of optimal wellness, we rarely talk near 'feeding our lungs'. The truth is that our lungs need sure nutrients to perform at their best, and with respiratory diseases, airborne allergies, and air pollution on the rising, it'due south never been more of import to ensure an optimal intake of fundamental nutrients for healthy lungs.

Allow's dig into some of the most important vitamins, minerals, and other nutrients for lung wellness. Nosotros will start with vitamin D, then take a quick look at vitamins A and C, and finish with a expect at 2 nutrients that may surprise you: nitric oxide, and glutathione.

Vitamin D and lung wellness

The human body is pretty adept at making its own vitamin D when skin is exposed to the dominicus'southward rays or other source of ultraviolet B radiations. This class of vitamin D is inactive though and has to be activated in the kidneys past the enzyme ane-alpha-hydroxylase. Once that'south done, the active vitamin D tin perform all its of import functions including supporting calcium absorption and bone health equally well as promoting various aspects of allowed function.

Did yous know, though, that the kidneys aren't the merely place in the body that can convert vitamin D into its active grade? The lungs can do information technology to! That's right, researchers recently discovered that the 1α-hydroxylase enzyme is non just expressed in the kidneys, but also in the airway epithelium, alveolar macrophages, dendritic cells and lymphocytes.[i]

So, why would the lungs need a way to activate vitamin D on-site?

One reason seems to exist that vitamin D is of import for allowed function in the lung. Indeed, serum (blood) levels of 25-hydroxyvitamin D (25OHD) in a higher place 20 ng/mL appear to lower the risk of infections, including tuberculosis.[2] [iii] In ane meta-assay of 25 randomized, double blind, placebo-controlled trials, people who took vitamin D supplements had a far lower incidence of acute respiratory tract infection compared to those who didn't supplement with the food.[iv]

Depression levels of vitamin D have too been linked with obstructive lung diseases like asthma and COPD.[v] [half dozen] This might exist because vitamin D supports healthy lungs past helping to prevent the undesirable increase in smooth muscle cells in the airway seen in people with asthma. Vitamin D appears to inhibit levels of MMP-ix, the most relevant gene or enzyme in airway remodeling. It besides inhibits the expression of the ADAM 33 , 'a disintegrin and metalloproteinase-33' gene linked to increased susceptibility to asthma.[vii]

Vitamin D and CoVID-19

Vitamin D deficiency is at present widely seen every bit an of import gene in a diverseness of health weather condition, and an editorial published online in the April in the periodical of Alimentary Pharmacology & Therapeutics linked low vitamin D to increased mortality from COVID-19.

Jonathan Rhodes and colleagues looked at the mortality per million plotted against latitude and establish that "all countries that lie below 35 degrees Northward take relatively depression bloodshed. 30‐five degrees North also happens to be the latitude in a higher place which people do not receive sufficient sunlight to retain adequate vitamin D levels during winter.^[viii]

Why the connection? Well, while vitamin D might not straight protect against infection with SARS-coronavirus-ii, in the words of the Rhodes et al, vitamin D, "could exist very important in preventing the cytokine storm and subsequent acute respiratory distress syndrome that is normally the cause of mortality."

And this is where information technology gets super interesting and relevant for our electric current coronavirus plight: vitamin D has been seen to decrease the inflammatory response to viral infections in the airway without jeopardizing the eradication of a virus.[9] This means that ensuring optimal vitamin D status could help reduce excessive inflammation in the lungs, i.eastward. the cytokine storms anybody'southward talking most, which can aid reduce astringent illness while still supporting the trunk'southward ability to fight viral infection.

What you tin can practice to heave your vitamin D levels and lung health right now

Given that sunlight is an important source of vitamin D and many of united states of america get footling daily exposure to sunlight, particularly right now, a proficient dietary or supplemental source of this nutrient is essential to back up your ability to conquer infection (one of the 4 actions to healing).

Bearing in mind that vitamin D is a fat-soluble nutrient, information technology'southward best to take vitamin D with a source of fat. And, of course, correcting digestion is going to be key to ensuring your gut tin can blot that fatty and maintain a healthy balance of bacteria, which itself helps support good allowed function and lung health.

The Institute of Medicine suggest an average daily intake of 400-800 IU vitamin D is sufficient for the majority of adults, but some functional medicine doctors recommend a far college dose for anyone without regular sun exposure or who may have other risk factors for deficiency.

In i study, salubrious adults required an average daily intake of 1120-1680 IU to maintain sufficient claret levels of vitamin D.[ten] Some participants in this report needed up to 5000 IU daily to correct vitamin D deficiency. In other studies looking specifically at women who were post-menopause, an intake of 800-2000 IU was required to raise blood levels of vitamin D to 20 ng/mL, which many wellness professionals consider the minimum adequate level.[11] [xii]Higher doses were needed to reach xxx ng/mL in these studies.

So, depending on individual circumstances, a daily intake of one thousand-4000 IU of vitamin D may exist a practiced option for some people to achieve and maintain a good for you level of vitamin D in the blood. The Establish of Medicine fix a safe upper limit of 4000 IU for daily intake for adults, so anyone because taking a higher amount should consult a health care practitioner commencement.

Vitamin A and lung health

Vitamin A is a fat-soluble vitamin that plays a role in the expression of more than than 500 genes.[thirteen] It is essential for healthy vision, cellular growth, wound healing and tissue repair, and has free radical scavenging potential. It also plays a office in allowed system activity and is important for the health of mucosal passages and epithelial surfaces.[14] Vitamin A plays a cardinal part in the development and differentiation of white blood cells, including lymphocytes that fight infection, and information technology too has an outcome on the levels of other immune organisation cells such as natural killer cells and cytokines such as interleukin 1.[xv]

Well-nigh of the vitamin A we store in our bodies is stored in the liver, but we also store some in the retina, kidneys, adrenal glands, fat, and… in the lungs (Kowalski et al., 1994). Depression levels of vitamin A, then, may not only bear upon heart wellness but likewise the wellness of the lungs and how well prepared nosotros are to handle respiratory infection.

There'south fifty-fifty some indication that vitamin A deficiency can lead to an excessive reaction to oxidative stress in the lungs, with greater product of pro-inflammatory cytokines. This has been linked to bronchial spasm and more severe asthma symptoms.xiii In some health atmospheric condition, including infection, low levels of vitamin A seem to prevent proper tissue repair and may atomic number 82 to the germination of scar tissue in the lungs, affecting lung health for far longer than the initial infection.[thirteen]

Before you rush to stock up on vitamin A supplements, though, be aware that you can have also much of this nutrient, leading to vitamin A toxicity. Your best bet to keep your vitamin A levels happy is to consume a diet rich in vitamin A and avoid smoking (which depletes vitamin A).

Vitamin A is present "preformed" in some animal-derived foods such as liver, kidney, eggs, and dairy. Most of us can also make our own vitamin A from the "forerunner form" called beta-carotene, which is a pigment present in a multifariousness of constitute foods such equally dark leafy greens and brightly colored vegetables like kale, carrots, and sweet potatoes.

However, if yous have variants in the BCO (besides known as the BCMO1) gene your power to catechumen beta carotene into vitamin A tin be significantly reduced (by as much as 60% for some people!). If y'all're struggling to maintain a good level of vitamin A, it tin help to consume nutrient source of preformed vitamin A, such as beef, lamb or goose liver and salmon. Vitamin A supplements and even capsules of freeze-dried, grass-fed liver (from companies like Ancestral Supplements) are besides a user-friendly fashion to ensure a good intake of this essential nutrient.

Even if you have a genetic polymorphism that affects your power to convert beta-carotene to vitamin A, it's still a good idea to eat those brightly colored vegetables. Why? Considering these foods are as well a corking source of vitamin C, another key nutrient for lung health.

Vitamin C and lung health

Vitamin C is a h2o-soluble antioxidant, meaning it can go where vitamin A can't (and vice versa) and can help fight off complimentary radicals. Vitamin C is also essential for immune function, with levels of vitamin C up to 100 times higher in central allowed organization cells such equally phagocytes and lymphocytes than in plasma.[16] It may likewise protect good for you lung tissue against reactive oxygen species produced by phagocytes during a viral infection.[xvii]

Vitamin C can too reduce the action of bacteria during an infection and increase levels of interferon, a protein that can cease viruses from entering healthy cells.[xviii] Vitamin C as well helps increment the activity of T-lymphocytes, the mobility of leukocytes, and the production of antibodies.[nineteen]

This vitamin is also essential for the healthy product of collagen, the connective tissue that makes up a lot of lung tissue. In cases of lung infection, yous're going to need sufficient vitamin C to help support good for you collagen production and minimize the formation of scar tissue (fibrosis) in the lungs, which has a long-term detrimental effect on lung health.

Glutathione, nitric oxide and lung health

In improver to vitamins A, C, and D, nitric oxide (NO) and glutathione are also important for lung health. These nutrients are oft overlooked in discussions near respiratory function, merely they are no less important for keeping your lungs healthy!

NO helps claret vessels to relax, supporting meliorate blood menstruation and tissue oxygenation. It also supports wound healing, detoxification, immune role, and hormone product, including the synthesis of insulin and growth hormone. Depression levels of NO are associated with a range of wellness concerns, including diabetes, heart affliction, high cholesterol, high blood pressure, obesity, and aging, as well as erectile dysfunction.

NO can besides inhibit platelet aggregation and shine muscle proliferation. This has ramifications for lung health as it ways NO could help reduce bronchial spasm and asthma symptoms as well every bit the germination of blood clots in the lungs.[20]

As for glutathione, this compound is one of the body'south main antioxidants and can assist detoxify chemical pollutants, drugs, and those toxins we produce every bit a normal part of metabolism.[xxi] Glutathione tin can help keep inflammation in check and support immune office, with benefits for lung wellness.[xxii] Instead of having inflammation narrow the airways in the case of infection or asthma, glutathione is like the body's natural bronchodilator, combining with NO to class nitrosoglutathione.

If you accept asthma, you might be interested to know that there's a strong adventure you lot take very depression levels of glutathione in your lungs compared to folks without asthma. And during an asthma attack, glutathione can become completely depleted in the lungs.[xxiii] This is why glutathione supplementation, specially in combination with an increase in NO, has been seen to help with asthma.[xxiv]

Interestingly, simply taking a few adept deep breaths can increase circulating levels of nitric oxide.[xxv] Eating fermented foods can also help increase levels of NO, specially if you eat fermented beets which are naturally high in nitrates that the body converts into NO. Other foods rich in nitrates include arugula, cabbage, and garlic. One of our favorite recipes is made with ruddy cabbage and beets. We too include fennel and onion.

Two amino acids, L-arginine and L-citrulline can too heave NO levels. This helps explain, in part, why Fifty-arginine and 50-citrulline both accept a reputation for supporting healthy heart function and circulation, allowed activity, and healing, and are popular supplements for erectile dysfunction.

L-citrulline is a naturally occurring amino acid. Information technology is found in some foods similar watermelons and is also produced naturally by the body. L-citrulline is used for Alzheimer's disease, dementia, fatigue, muscle weakness, sickle prison cell affliction, erectile dysfunction, high blood force per unit area, and diabetes.

The takeaway

Whew, we covered a lot in this article!

In curt, if you're looking to back up good for you lungs, you lot'll want to ensure yous take a skillful intake of:

Vitamins A, C, and D
Nitrates (from fermented beets, cabbage, garlic, and apples)
Glutathione (from asparagus, avocado, cabbage, Brussels sprouts, garlic, almonds, and walnuts)
L-arginine (from walnuts , hazelnuts, and virtually other nuts, oats, brownish rice, brute products, and chocolate !)
50-citrulline (from watermelons, pumpkin, cucumbers, bitter melon, and gourds).

The foods that are in italics are high in oxalates and nuts, oats and brown rice are high in phytates, which can inhibit the absorption of a whole host of nutrients including calcium and iron. Fortunately, fermentation helps to reduce both oxalic acid and phytic acid in foods, making them easier to assimilate. Fermentation also increases levels of sure nutrients, including nitric oxide and improves the availability of important antioxidants such as vitamin C also as amino acids. (Nuts, seeds, oats, brown rice and chocolate are not fermented.) Together, these nutrients tin help your lungs fight off infection faster and stay healthier!

PS: If you're a practitioner, you might be interested to larn a scrap more than about how vitamin D affects cytokine storms. Vitamin D increases secretion of the antimicrobial peptide cathelicidin LL-37, decreases chemokine production, inhibits the activation of dendritic cells, and can alter T cell activation.[xxvi] All of these furnishings are key to our ability to fight infection and to control allergic lung diseases such as asthma. Vitamin D influences primal innate immune processes in the lungs, playing a vital role in how the lungs recognize and answer to invading pathogens like viruses and bacteria.

Cathelicidin LL-37 is known equally an antimicrobial peptide, levels of which are increased by vitamin D through increased expression of the gene that controls cathelicidin production. Interestingly, vitamin D-mediated increases in LL-37 help to kill Mycobaterium tuberculosis[xxvii], and viral infection increases activation of vitamin D and increases cathelicidin production appropriately.8

References:

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[ii] Martineau AR, Wilkinson RJ, Wilkinson KA, et al. A single dose of vitamin D enhances amnesty to mycobacteria.Am J Respir Crit Care Med. 2007;176(2):208‐213. doi:10.1164/rccm.200701-007OC

[iii] Bouillon R, Van Schoor NM, Gielen E. (2013). Optimal vitamin D status: a critical assay on the footing of evidence-based medicine. J Clin Endocrinol Metab, Aug;98(8):E1283-304.

[iv] Martineau A, Jolliffe D, Hooper R, et al. (2017). Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-assay of individual participant data. BMJ, 356, i6583.

[v] Janssens W, Lehouck A, Carremans C, Bouillon R, Mathieu C, Decramer M. Vitamin D beyond basic in chronic obstructive pulmonary disease: fourth dimension to act.Am J Respir Crit Care Med. 2009;179(8):630‐636. doi:x.1164/rccm.200810-1576PP

[vi] Sutherland ER, Goleva E, Jackson LP, et al. (2010). Vitamin D levels, lung office, and steroid response in adult asthma.American journal of respiratory and disquisitional care medicine,181(7), 699–704. https://doi.org/ten.1164/rccm.200911-1710OC

[7] Song Y, Qi H, Wu C. Outcome of i,25-(OH)2D3 (a vitamin D analogue) on passively sensitized man airway smooth muscle cells.Respirology. 2007;12(4):486‐494. doi:ten.1111/j.1440-1843.2007.01099.ten

[viii] Rhodes JM, Subramanian S, Laird Due east, Kenny RA. Editorial: low population mortality from COVID-19 in countries south of latitude 35 degrees N supports vitamin D as a factor determining severity.Aliment Pharmacol Ther. 2022;51(12):1434‐1437. doi:10.1111/apt.15777

[9] Hansdottir S, Monick MM, Lovan N, et al. (2010). Vitamin D decreases respiratory syncytial virus consecration of NF-kappaB-linked chemokines and cytokines in airway epithelium while maintaining the antiviral state.Journal of immunology (Baltimore, Md.: 1950),184(2), 965–974. https://doi.org/x.4049/jimmunol.0902840

[10] Aloia JF, Patel M, Dimaano R, et al. (2008). Vitamin D intake to reach a desired serum 25-hydroxyvitamin D concentration.Am J Clin Nutr, 87(half dozen):1952-1958. doi:x.1093/ajcn/87.vi.1952

[xi] Gallagher JC, Sai A, Templin T 2nd, Smith L. (2012). Dose response to vitamin D supplementation in postmenopausal women: a randomized trial [published correction appears in Ann Intern Med. 2022 May 1;156(9):672].Ann Intern Med, 156(6):425-437. doi:ten.7326/0003-4819-156-6-201203200-00005

[xii] Talwar SA, Aloia JF, Pollack S, Yeh JK. (2007). Dose response to vitamin D supplementation among postmenopausal African American women.Am J Clin Nutr, 86(6):1657-1662. doi:10.1093/ajcn/86.5.1657

[xiii] Timoneda J, Rodríguez-Fernández L, Zaragozá R, et al. (2018). Vitamin A Deficiency and the Lung.Nutrients, 10(9):1132. doi:ten.3390/nu10091132

[xiv] Stargrove, M.B., & Stargrove, Fifty.B. (2008). Herb, nutrient and drug interactions: clinical implications and therapeutic strategies. St. Louis, Missouri: Mosby Elsevier.

[15] Nutrient and Diet Board, Institute of Medicine. (2002). Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Printing, 2000. Available at: https://www.ncbi.nlm.nih.gov/books/NBK222310/

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[xvii] Hemilä H, Herman Z. (1995). Vitamin C and the common cold: a retrospective analysis of Chalmers' review. J Am Coll Nutr. Apr;14(2), 116-23.

[xviii] Iqbal Thou, Khan A, Khattak Thou. (2004). Biological significance of ascorbic acrid (vitamin C) in human health – A review. Pakistan J of Nutr, 3(1):v-13.

[xix] Leibovitz B, Siegel BV. (1981). Ascorbic acid and the immune response. Adv Exp Med Biol, 135:1-25.

[xx] Horowitz RJ, Freeman PR, Bruzzese J. (2020). Efficacy of glutathione therapy in relieving dyspnea associated with COVID-19 pneumonia: A report of 2 cases. Respiratory Medicine Case Reports. Volume xxx, 2022, 101063. https://www.sciencedirect.com/science/article/pii/S2213007120301350

[xxi] Glutathione WebMD Medical Reference. What You Should Know About Glutathione? https://www.webmd.com/vitamins-and-supplements/qa/what-should-you-know-about-glutathione

[xxii] Core Med Science. xiv Benefits of the Master Antioxidant. https://coremedscience.com/blogs/wellness/glutathione-3a-xiv-benefits-of-the-chief-antioxidant-plus-nutrition-26-supplements

[xxiii] Masterjohn C. (2018, October xvi). Glutathione for Asthma. https://chrismasterjohnphd.com/lite-videos/2018/10/xvi/glutathione-for-asthma

[xxiv] Sahiner UM, Birben E, Erzurum Southward, et al. (2011). Oxidative Stress in Asthma. World Allergy Organ J4, 151–158. https://doi.org/x.1097/WOX.0b013e318232389e

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[xxvi] Hansdottir Southward, Monick MM, Hinde SL, Lovan N, Look DC, Hunninghake GW. Respiratory epithelial cells convert inactive vitamin D to its active form: potential effects on host defense.J Immunol. 2008;181(10):7090‐7099. doi:10.4049/jimmunol.181.ten.7090

[xxvii] Adams JS, Chen H, Chun R, et al. Substrate and enzyme trafficking as a means of regulating 1,25-dihydroxyvitamin D synthesis and activity: the human innate immune response.J Os Miner Res. 2007;22 Suppl two:V20‐V24. doi:10.1359/jbmr.07s214