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Ingredient profile

Mullein Leaf in Breathizen: Lung Uses, Research and Safety

Written by the Breathizen editorial team · Last updated · 8 min read · Medical review below

Quick answerMullein leaf extract 10:1 is the first ingredient named for Breathizen, but its amount in the 0.60 mL serving is not published. Mullein has a long folk history in cough teas. The research is mostly lab work, there is no established human dose, and it does not treat COPD or any lung disease.

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Mullein leaves and flower spike, illustrating mullein leaf extract
At a glance

Where does mullein sit in Breathizen?

Mullein leaves and flower spike, illustrating mullein leaf extract01 of 5
Where it is named
1 of 5 on the sales page list
Amount per daily serving
Amount not published
Doses used in studies
No established human dose; traditional use is tea (Turker & Gurel, 2005)
Share of the studied dose
Cannot compare
Also called
Verbascum thapsus (leaf)

Mullein leaf extract 10:1 is the first ingredient listed on the Breathizen sales page. The brand does not publish how much is in each serving. So we cannot tell you whether the amount is large or small.

This page covers what mullein is, what the studies say and how to use it safely. The full ingredient list shows all five extracts side by side.

The plant

What is mullein leaf?

Mullein is a tall plant with soft, fuzzy leaves and a spike of small yellow flowers. Its botanical name is Verbascum thapsus, and it is often called common mullein. It grows along roadsides and in open fields in many parts of the world.

The leaves are the part used in most teas and extracts. Some products also use the flowers, but the Breathizen sales page names a leaf extract.

  • 1stNamed on the sales page
  • 10:1Extract ratio named
  • 0.60 mLWhole daily serving
Tradition

How was mullein used traditionally?

Mullein has a long folk history as a cough and chest herb. People brewed the dried leaves into a simple tea. A research review describes this traditional use for coughs and chest complaints (Turker & Gurel, 2005).

Folk use tells us what people believed and passed down. It does not prove that the herb works, or at what amount. That question needs studies in people.

Research

What does mullein for lungs research actually show?

The research is thin and mostly done in the lab. A 2005 review of mullein looked mainly at lab work on its plant compounds (Turker & Gurel, 2005). Lab results show what a compound can do in a dish. They do not show what happens when a person swallows it.

Human evidence is limited. WebMD's mullein entry says there is little reliable human evidence for its common uses (WebMD, Mullein). We found no published trial of mullein for breathing in our sources, and no trial of the spray itself.

Summary of the sources we use for mullein. Lab and folk evidence are not the same as human trials.
QuestionWhat the evidence saysSource
Folk use for coughsLong history in herbal teas for coughs and chest complaints(Turker & Gurel, 2005)
Lab researchMainly tests of plant compounds in the lab, not in people(Turker & Gurel, 2005)
Human trials for breathingLittle reliable human evidence for common uses(WebMD, Mullein)
Safety dataLimited, so side effects are not well described(WebMD, Mullein)
COPDNot a treatment; COPD is managed with medicine, rehab and quitting smoking(NHLBI, COPD)
Label terms

What does mullein leaf extract 10:1 mean?

A 10:1 ratio is a strength marker for the extract. It does not tell you the dose. Here is how to read it.

  1. 01

    Ten parts of leaf

    Makers start with about ten parts of dried mullein leaf by weight.

  2. 02

    One part of extract

    The leaf is soaked and concentrated down to about one part of extract.

  3. 03

    Strength, not amount

    The ratio describes how concentrated the extract is. It says nothing about how many milligrams are in a serving.

  4. 04

    What is missing here

    Breathizen does not publish the milligrams of mullein extract per serving, so the 10:1 figure alone cannot be turned into a dose.

Dosage

Mullein for lungs dosage: is there a set amount?

No. There is no established human dose of mullein for the lungs. Without solid human trials, no one has worked out an amount that helps.

In Breathizen, the full daily serving is 4 pumps, or 0.60 mL of liquid. That small volume holds all five extracts and the liquid base. The amount of mullein inside it is not published, and no Supplement Facts panel was supplied to us (21 CFR 101.36).

Follow the bottle directions and do not take extra pumps to chase a stronger effect. The how it works page explains the daily routine.

Safety

Is mullein safe? Side effects and cautions

Safety data on mullein is limited (WebMD, Mullein). That means side effects have not been studied well, not that there are none. Treat any new herb with the same care you give a new food.

In Breathizen, mullein comes with four other ingredients. Ginger can irritate the mouth and throat, and bromelain can upset the stomach. Read the side effects guide for each one.

If something feels wrong

Stop using the spray and call your doctor if you notice a rash, swelling, wheezing or any reaction that worries you.

COPD

Can mullein help COPD?

Mullein is not a COPD treatment. COPD is a long-term lung disease. It is managed with medicines, pulmonary rehabilitation and quitting smoking (NHLBI, COPD).

If you smoke, quitting helps your lungs at any age (CDC, Benefits of quitting). A supplement cannot do that job for you. Keep every inhaler and prescribed medicine exactly as your doctor directed.

Emergency signs

Call 911 for sudden or severe shortness of breath, chest pain, bluish lips or face, confusion, or breathing trouble that will not ease (MedlinePlus, Breathing difficulty).

Smoke and vapes

Should you smoke or vape mullein for your lungs?

No. People search for mullein smoke and mullein vape blends, but smoke of any kind harms the lungs. Burning a plant releases particles and gases, whether the plant is tobacco or an herb.

The American Lung Association says healthy lungs clean themselves. Its advice is to avoid smoking and polluted air and to stay active (American Lung Association). Never smoke, vape or inhale Breathizen or any herb from its formula. It is made to be sprayed into the mouth and swallowed.

Who should ask

Who should ask a doctor before using mullein?

Check with your doctor first if any of these apply

  • Anyone with asthma, COPD or another lung condition.
  • People who use an inhaler or take daily prescription medicine.
  • Pregnant or nursing women, since safety data on mullein is limited.
  • Anyone who has reacted to herbal teas or plant products before.
  • People with a cough that has lasted for weeks, or that brings up blood.
Forms

Mullein tea, drops, tincture or oral spray: how do they compare?

Mullein is sold in several forms. None has been shown to work better for the lungs than another. The table shows what each one tells you on the label.

Single-herb products usually print their amount; this spray does not.
FormWhat it isAmount per servingNotes
Mullein teaDried leaf steeped in hot waterVaries by cup and steep timeTraditional form; strength varies from cup to cup
Mullein drops or tinctureLiquid extract, often in alcohol or glycerinPrinted per dropper on single-herb labelsConcentrated; you measure it yourself
Mullein capsulesPowdered leaf or extractPrinted per capsuleEasy to count; must be swallowed
Breathizen oral sprayMullein leaf extract 10:1 plus four other ingredientsNot published4 pumps (0.60 mL) once a day into the mouth
Balanced view

Honest note about mullein in Breathizen

Mullein is the lead name in Breathizen, and that is the one place we want to be plain. The amount is not published, the research is mostly lab work, and the spray itself has no published trial.

What you do get is a simple routine: 4 pumps each morning, no pills to swallow, and a 60-day window from purchase to decide. Prices start at $49 a bottle on the 6-bottle pack.

The formula

Which ingredients sit next to mullein?

Four other extracts share the bottle. Ginger root is a kitchen spice studied mainly for nausea. Bromelain is a group of pineapple enzymes, and organic lemon extract likely adds flavor. Cordyceps militaris is a cultivated mushroom with mixed exercise research.

FAQ

Mullein for lungs FAQ: questions people ask

Is mullein good for your lungs?

There is no solid human proof that it is. Mullein has a long folk use for coughs, but the research behind it is mostly lab work on plant compounds, and reliable human studies are few.

What are the side effects of mullein for lungs?

Safety information on mullein is limited, so side effects are not well mapped. Stop using any mullein product and call your doctor if you notice a reaction.

Can mullein help with COPD?

No, mullein is not a COPD treatment. COPD needs medical care, such as prescribed medicines, pulmonary rehab and quitting smoking. Keep your plan and ask your doctor before adding any herb.

What is the right mullein dosage for lungs?

There is no established human dose for mullein. Studies have not settled an amount, and the amount in a Breathizen serving is not published.

Is it safe to smoke or vape mullein?

No. Smoke of any kind harms the lungs, whether it comes from tobacco or an herb. Never smoke, vape or inhale Breathizen or any of its herbs.

Are mullein for lungs reviews reliable?

Online reviews are personal stories, not controlled tests. They cannot tell you whether mullein caused a change. This site shows no customer reviews until each one is matched to a real order.

What does mullein leaf extract 10:1 mean?

It means about ten parts of dried leaf were concentrated into one part of extract. The ratio says how strong the extract is, not how much of it is in a serving.

Is mullein tea or mullein drops better?

Neither has been proven better for the lungs. Tea is the traditional form, while drops and tinctures are concentrated liquids. Read the label of any product for the amount per serving.

How do you take the mullein in Breathizen?

You take it as part of the full spray. Shake the bottle and spray 4 pumps into your mouth once a day, ideally before breakfast, then follow the label on your bottle.

Does mullein clear mucus from the lungs?

That is a traditional belief, not a proven effect. No human trial in our sources shows mullein clears mucus. Healthy lungs have their own cleaning system.

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