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Vitamin D and the Lungs: Levels, Sunlight and Supplements
Low vitamin D levels are linked in studies with some lung problems, but linking is not causing. Trials of vitamin D pills gave mixed results for breathing and infections. A blood test can show your level, and a clinician can advise a dose. Too much vitamin D can raise blood calcium. PureLung does not list it.
Written by the PureLung label deskUpdated · 5 min read
Why vitamin D draws interest
Vitamin D helps the body absorb calcium and plays a part in immune function. Cells in the lungs carry receptors for it. Studies have noted that people with some lung conditions often have low levels, which led researchers to ask whether pills could help.
Linking is not causing
People who are ill, indoors much of the time or overweight tend to have lower vitamin D, so low levels may be a result of poor health and not a cause. That is why trials matter. In trials, vitamin D supplements showed benefit for some groups, such as people who were clearly deficient, and little for others (NIH ODS, Dietary Supplements: What You Need To Know).
Where vitamin D comes from
Skin makes it with sunlight. Fatty fish, egg yolks, fortified milk and cereal supply some. Supplements come as D2 and D3. How much you need depends on age, skin tone, latitude and diet, so a single number does not fit everyone.
How to check your level
A blood test measures 25-hydroxyvitamin D. A clinician decides whether you need it and how to read the result. If you are low, they can suggest a dose and a recheck. Do not start high doses on your own.
Large daily doses over time can raise blood calcium and harm the kidneys and heart. Stay within the limits your clinician sets.
What it does and does not do for breathing
The short version is that vitamin D matters for people who are low, and is not a lung treatment.
- It does not clear mucus or clean the lungs.
- It is not a treatment for asthma or COPD, though a clinician may check your level.
- It does not replace an inhaler, a vaccine or quitting smoking.
- It may matter if you are truly deficient, in which case fixing that is sensible.
PureLung: 60 capsules a bottlePacks of 1, 3 or 6 bottles · live price shown at checkout · guarantee as printed on the live listing
See packsIs it in PureLung?
No. The eleven names on the panel do not include vitamin D, so nothing here applies to that capsule. We cover it because it is one of the most searched nutrients for the lungs.
What does the PureLung label say?
The label shows 60 capsules, a serving of 2 and a 600 mg Proprietary Blend of eleven names with no single amount; it names no disease.
| Item | As printed |
|---|---|
| Form and count | Capsules, 60 per bottle; serving size 2 capsules; 30 servings |
| Blend per serving | Proprietary Blend, 600 mg: eleven names, no single amount printed |
| Inactive | Rice Flour, Magnesium Stearate, Silica Dioxide |
| Distributor | MJO, Sheridan, WY 82801 |
A practical plan
Eat a varied diet, get safe amounts of daylight, and ask your clinician about a test if you have risk factors such as dark skin in a northern country, little time outdoors, a digestion disorder or obesity. Read more on the healthy lung habits guide and the lung supplements guide.
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FAQ01
PureLung questions people ask
Does vitamin D help the lungs?
Evidence is mixed. It matters most if you are deficient.
How much should I take?
Ask a clinician. Needs vary.
Can I get it from sun?
Skin makes it, but sun exposure has skin risks.
Is it in PureLung?
No.
Can I take too much?
Yes. High doses can be harmful.
Who wrote this02
Written and reviewed by
Pages built from the label images, seller information and linked NIH, FDA, CDC, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is the information site for a U.S. authorized retailer for PureLung. It is not the manufacturer or the distributor named on the label. We earn money when you buy through our order links.
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