---
title: "Lung Clear — $44K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/lung-clear"
last_updated: "2026-08-12T15:04:23.601Z"
locale: en
meta:
description: "Amazon product research for lung clear: $44K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for lung clear: $44K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Lung Clear — $44K/mo Amazon US Product Research (2026)"
---
# **Lung Clear**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 61Growth 4Conversion 83Competition 69Returns 100Price range 70Avg price 81Brand share 90Review moat 43Quality gap 38
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****45%**
top-5 brand share — no brand owns this niche
**Conversion**
**Great****9.1%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$17.34**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.72–$36.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****44%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Good****$525K**
$525K/yr · 334K searches
**Review moat**
**Okay****2,232.27**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-42.4%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
## **Is lung clear profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, lung clear is a $525K/yr Amazon United States market (334K searches/yr). The top 5 brands hold 45% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 61/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lung clear market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **25K–30K**
- avg 750–1,000/product
- **Revenue / yr**
- **$434K–$520K**
- units × avg price
- **Conversion rate**
- **9.1%**
- **Avg BSR**
- **#489**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **6.0%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **160 days**
## **Competition: brands, sellers & click share**
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**30 **▲rising
**Sellers**
**45**
**Top-5 brand share**
**45%**
Top 20: 93%
**Top-5 click share**
**44%**
Top 20: 87%
**Open market**
**48%**
- Generic12% - Halo Naturals10% - Nature's Answer8% - Zazzee8% - Herbal Hermit7% - NUTRAHARMONY7%
## **lung clear demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -42.4% search growth over the last 90 days.
23K18KSpike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 3.3×
[**Open Trend **](https://flapen.com/research/us/health-household/lung-clear/trend)
## **Top lung clear search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **mullein leaf**250K/yr-43.7%8.1% conv. - **gordolobo**27K/yr-44.4%3.2% conv. - **mullen supplements**12K/yr+1.0%6.6% conv. - **mullin leaf**16K/yr-44.0%6.5% conv. - **mullen leaf**13K/yr-38.8%7.2% conv. - **mullien leaf**8K/yr-40.6%6.8% conv. - **mullein supplements for lungs**3K/yr-42.4%8.4% conv. - **mullein leaf for lungs**2K/yr-46.1%6.8% conv. - **mullein organic leaf**3K/yr-82.0%4.9% conv. [**All search terms **](https://flapen.com/research/us/health-household/lung-clear/search-terms)
## **Top lung clear products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%3%$16K6%$32K9%$47K12%$63K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Mullein Leaf | Organically Grown in Oregon | Hand Picked Leaves | Lung and Respiratory Health | Expectorant**Generic**$10.03**4.5★2,108 rev](https://www.amazon.com/dp/B08XKLZZZC) [2**Halo Naturals Organic Mullein Leaf Cut & Sifted 4 Ounces (Verbascum thapsus) USDA Certified | Resealable Pouch| Packaged in The USA (Pack of 1)**Halo Naturals**$11.24**4.6★169 rev](https://www.amazon.com/dp/B0C8877J3Z) [3**Mullein Leaf Tea Loose Leaf Respiratory & Lung Support Herbal Tea**Herbal Hermit**$17.52**4.6★2,136 rev](https://www.amazon.com/dp/B08YN9ZVKB) [4**Natures Answer Mullein Leaf | Herbal Supplement | Supports Healthy Respiratory Function & Healthy Mucous Membranes | Non-GMO & Kosher | Gluten-Free & Alcohol-Free 1oz**Nature's Answer**$13.48**4.5★6,930 rev](https://www.amazon.com/dp/B00028LNAQ) [5**Zazzee Extra Strength Mullein Leaf 10:1 Extract 120 Vegan Capsules 4 Month Supply Verbascum Thapsus Respiratory & Lung Support Certified Kosher 100% Pure Leaf Powder Non-GMO Made in the USA**Zazzee**$19.99**4.6★4,383 rev](https://www.amazon.com/dp/B09DXCTNMX)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mullein Leaf Tea Bags - Lungs Cleanse and Respiratory Support 30ct**Respira Botanicals**$16.20**66 rev7mo ago](https://www.amazon.com/dp/B0G8FHH7LP) [**WOTIHA 65 Count Value Pack Premium Mullein Leaf Tea Bags - 100% Pure Natural Herbal tea Lungs Cleanse & Respiratory Support Caffeine-Free No Additives Non-GMO**WOTIHA**$7.38**177 rev12mo ago](https://www.amazon.com/dp/B0FKBQKD2G) [**Nutricost Mullein Leaf Extract 120 Capsules for 60 Serving Per Bottle**Nutricost**$12.67**117 rev1y ago](https://www.amazon.com/dp/B0FDCB294P) [**Mullein Flowers Dried | Herbal| GORDOLOBO Mexican Mullein Flowers (2.1oz)**Gabio Green**$10.08**305 rev1y ago](https://www.amazon.com/dp/B0DBCFM77M) [**Mullein Lung Detox - Mullein Leaf 10:1 Extract - Marshmallow Root | Echinacea | Oregano | Quercetin | NAC - 15-in-1 Lung Support & Cleanse for Smokers Supplement - for Women & Men - 60 Vegan Capsules**NUTRAHARMONY**$20.05**3,143 rev2y ago](https://www.amazon.com/dp/B0D9YW6C1M)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Organic Mullein Leaf - 1lb (16oz) - Herbal Tea - 100% Certified USDA Organic - EarthWise Aromatics**EarthWise Aromatics**$20.04**4.6★**▲ 420%**](https://www.amazon.com/dp/B0GCQ11JTK) [**Mullein Leaf Tea Bags - Lungs Cleanse and Respiratory Support 30ct**Respira Botanicals**$16.20**4.5★**▲ 409%**](https://www.amazon.com/dp/B0G8FHH7LP) [**WOTIHA 65 Count Value Pack Premium Mullein Leaf Tea Bags - 100% Pure Natural Herbal tea Lungs Cleanse & Respiratory Support Caffeine-Free No Additives Non-GMO**WOTIHA**$7.38**4.3★**▲ 275%**](https://www.amazon.com/dp/B0FKBQKD2G) [**Mullein Flowers Dried | Herbal| GORDOLOBO Mexican Mullein Flowers (2.1oz)**Gabio Green**$10.08**4.5★**▲ 189%**](https://www.amazon.com/dp/B0DBCFM77M) [**Nutricost Mullein Leaf Extract 120 Capsules for 60 Serving Per Bottle**Nutricost**$12.67**4.6★**▲ 97%**](https://www.amazon.com/dp/B0FDCB294P)
**~~View all trending →~~**
## **What reviews say buyers love and hate about lung clear**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Cough Relief**17%
*“Good for cough”*
**Quality-Overall**15%
*“Good tea ☕ And for the second time I have been impressed with the quality and taste”*
**Taste-Overall**11%
*“No awful taste or smell”*
**Breathability**9%
*“breath better”*
**Efficiency**7%
*“Works well”*
**Value For Money**5%
*“Best value”*
**Advertised Vs Actual Product**4%
*“Arrived as described”*
**Flavor**2%
*“Great flavor”*
**Sinus Relief**2%
*“Relieves sinus”*
**Heart Health**1%
*“Help clear your lungs”*
### **What buyers complain about **
**Taste-Overall**14%
*“weird taste,”*
**Functionality-Overall**13%
*“Did not work”*
**Cough Relief**7%
*“Did not help the cough”*
**Quality-Overall**5%
*“Unpredictable quality”*
**Allergies**4%
*“Allergic reaction”*
**Value For Money**3%
*“NOT WORTH IT”*
**Breathability**3%
*“Made Breathing Worse”*
**Side Effects**3%
*“I then developed bad headaches”*
**Smell**3%
*“It doesnt smell like anything either”*
**Advertised Vs Actual Product**2%
*“Not as described”*
### **Top return reasons **
**Functionality-Overall**24%
**Taste-Overall**11%
**Ingredients-Overall**11%
**Size-Overall**6%
**Advertised Vs Actual Product**6%
**Quality-Overall**6%
**Smell**5%
**Blood Sugar Level**3%
**Ethically/Sustainably Sourced**3%
**Certifications**3%
## **Common lung clear questions**
- **Is lung clear profitable to sell on Amazon United States?**
- The niche generates $525K/yr across 37 tracked products. 4 of 5 products launched in the last 360 days are still selling. 90-day search growth is -42.4%. Flapen's verdict: Worth a look (61/100).
- **How competitive is the lung clear niche?**
- 30 brands and 45 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 45% of demand.
- **What do buyers complain about in lung clear?**
- Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Cough Relief. The return rate is 0.0%.
- **When does demand for lung clear peak?**
- Demand peaks in Jan–Feb; the busiest month runs 3.3× the quietest.
- **What does it cost to enter the lung clear niche?**
- Listings span $5.72–$36.23; the average listing price is $17.34 (sweet spot $15–$100). The average incumbent carries 2,232 reviews — the moat a new listing must climb.
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