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.

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.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Brand share

Great45%

top-5 brand share — no brand owns this niche

Conversion

Great9.1%

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

Good44%

top-5 click share — leaders hold, buyers still browse

Market size

Good$525K

$525K/yr · 334K searches

Review moat

Okay2,232.27

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-42.4%

90-day search growth — must beat 0% to launch

Signals No Dominant Brand

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

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

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.

Peak months: Jan, Feb · busiest ÷ quietest = 3.3×

Open Trend

Top lung clear search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

mullein leaf250K/yr -43.7%8.1% conv.
gordolobo27K/yr -44.4%3.2% conv.
mullen supplements12K/yr +1.0%6.6% conv.
mullin leaf16K/yr -44.0%6.5% conv.
mullen leaf13K/yr -38.8%7.2% conv.
mullien leaf8K/yr -40.6%6.8% conv.
mullein supplements for lungs3K/yr -42.4%8.4% conv.
mullein leaf for lungs2K/yr -46.1%6.8% conv.
mullein organic leaf3K/yr -82.0%4.9% conv.

All 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.

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

Mullein Leaf | Organically Grown in Oregon | Hand Picked Leaves | Lung and Respiratory Health | Expectorant

Generic$10.034.5★2,108 rev

Halo Naturals Organic Mullein Leaf Cut & Sifted 4 Ounces (Verbascum thapsus) USDA Certified | Resealable Pouch| Packaged in The USA (Pack of 1)

Halo Naturals$11.244.6★169 rev

Mullein Leaf Tea Loose Leaf Respiratory & Lung Support Herbal Tea

Herbal Hermit$17.524.6★2,136 rev

Natures Answer Mullein Leaf | Herbal Supplement | Supports Healthy Respiratory Function & Healthy Mucous Membranes | Non-GMO & Kosher | Gluten-Free & Alcohol-Free 1oz

Nature's Answer$13.484.5★6,930 rev

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$19.994.6★4,383 rev

Newest

by launch date

Mullein Leaf Tea Bags - Lungs Cleanse and Respiratory Support 30ct

Respira Botanicals$16.2066 rev

7mo ago

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$7.38177 rev

12mo ago

Nutricost Mullein Leaf Extract 120 Capsules for 60 Serving Per Bottle

Nutricost$12.67117 rev

1y ago

Mullein Flowers Dried | Herbal| GORDOLOBO Mexican Mullein Flowers (2.1oz)

Gabio Green$10.08305 rev

1y ago

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$20.053,143 rev

2y ago

What reviews say buyers love and hate about lung clear

What buyers praise and complain about, mined from review topics.

What buyers love

Cough Relief17%

“Good for cough”

Quality-Overall15%

“Good tea ☕ And for the second time I have been impressed with the quality and taste”

Taste-Overall11%

“No awful taste or smell”

Breathability9%

“breath better”

Efficiency7%

“Works well”

Value For Money5%

“Best value”

Advertised Vs Actual Product4%

“Arrived as described”

Flavor2%

“Great flavor”

Sinus Relief2%

“Relieves sinus”

Heart Health1%

“Help clear your lungs”

What buyers complain about

Taste-Overall14%

“weird taste,”

Functionality-Overall13%

“Did not work”

Cough Relief7%

“Did not help the cough”

Quality-Overall5%

“Unpredictable quality”

Allergies4%

“Allergic reaction”

Value For Money3%

“NOT WORTH IT”

Breathability3%

“Made Breathing Worse”

Side Effects3%

“I then developed bad headaches”

Smell3%

“It doesnt smell like anything either”

Advertised Vs Actual Product2%

“Not as described”

Top return reasons

Functionality-Overall24%

Taste-Overall11%

Ingredients-Overall11%

Size-Overall6%

Advertised Vs Actual Product6%

Quality-Overall6%

Smell5%

Blood Sugar Level3%

Ethically/Sustainably Sourced3%

Certifications3%

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.