---
title: "Respiratory Supplements — $237K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/respiratory-supplements"
last_updated: "2026-08-11T16:44:04.082Z"
locale: en
meta:
description: "Niche score 46/100 · $237K/yr market · 63K searches/yr · $26.37 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $237K/yr market · 63K searches/yr · $26.37 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Respiratory Supplements — $237K/yr Amazon US Niche (2026) - Flapen"
---
# **respiratory supplements**
**Skip it**
A concentrated shelf (top 5 take 94% of clicks) — this niche doesn't clear our bar today.
Market size 45Growth 11Conversion 96Competition 5Returns 100Price range 95Avg price 95Brand share 7Review moat 34Quality gap 52
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****14.3%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****$26.37**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$16.00–$35.05**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$237K**
$237K/yr · 63K searches
**Review moat**
**Okay****3,058.75**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-27.6%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Competition**
**Bad****94%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, respiratory supplements is a $237K/yr Amazon United States market (63K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Oct. Verdict: Skip it — 46/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **respiratory supplements market data**
- **Units sold / yr**
- **5K–6K**
- avg 500–750/product
- **Revenue / yr**
- **$132K–$158K**
- units × avg price
- **Conversion rate**
- **14.3%**
- **Avg BSR**
- **#155**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **3.1%**
- **Avg brand age**
- **87 months**
- **Avg seller age**
- **156 days**
## **Competition & brand share**
The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▼falling
**Sellers**
**544**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**94%**
Top 20: 100%
**Open market**
**0%**
- MARYRUTH'S40% - Gaia Herbs38% - NUTRAHARMONY10% - Real Science Nutrition6% - RidgeCrest Herbals4% - Natural Factors3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -27.6% search growth over the last 90 days.
1K750Spike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/health-household/respiratory-supplements/trend)
## **Top respiratory supplements search terms**
- **mary ruth respiratory health**16K/yr-53.0%12.0% conv. - **lungenix**2K/yr+272.6%0.3% conv. - **copd relief**5K/yr+8.9%1.1% conv. - **mighty lungs gaia herbs**4K/yr-14.9%20.2% conv. - **natural remedies for pneumonia**3K/yr+28.9%0.4% conv. - **mighty lungs**4K/yr-19.9%14.8% conv. - **asthma supplements**3K/yr-23.8%2.2% conv. - **best supplement for copd**4K/yr-43.9%1.7% conv. - **gaia mighty lungs**3K/yr-37.9%24.1% conv. - **copd medicine**4K/yr-56.2%3.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/respiratory-supplements/search-terms)
## **Top respiratory supplements products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$24K20%$47K30%$71K40%$95K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**MARYRUTHS Organics USDA Organic Respiratory Health Liquid Drops with Mullein Leaf | Marshmallow Root & Elderberry | Mullein Drops for Lungs Herbal Blend | Immune Support Supplement | Vegan | 1 Fl Oz**MARYRUTH'S**$16.00**4.6★2,997 rev](https://www.amazon.com/dp/B08NFN9VVL) [2**Gaia Herbs Mighty Lungs - Lung Support Supplement with Herbs Traditionally Used to Help Maintain Respiratory Health* - 60 Vegan Liquid Phyto-Caps (60 Servings)**Gaia Herbs**$30.98**4.6★1,471 rev](https://www.amazon.com/dp/B08JRG6XG7) [3**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**4.5★3,143 rev](https://www.amazon.com/dp/B0D9YW6C1M) [4**Pulmonary Miracle COPD Relief and Lung Detox Capsules to Clear Lungs & Aid Breathing - Lung Support Supplement with Vinitrox & GABA for Long-Term Cough & Respiratory Relief 60 Caps**Real Science Nutrition**$35.05**3.8★504 rev](https://www.amazon.com/dp/B0BC2FRZBB) [5**RidgeCrest Herbals ClearLungs Extra Strength Daily Health Supplement Natural Lung and Nasal Wellness Formula (60 Vegan Caps 30 Serv)**RidgeCrest Herbals**$29.22**4.5★6,269 rev](https://www.amazon.com/dp/B0758JVTZV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**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) [**Mullein Drops for Lungs - USDA Organic Liquid - Mullein Leaf Extract Supplement - for Women & Men - Lung & Bronchial Cleanse for Smokers - Respiratory Health Support - As Tincture Tea Pills - 4 oz**NUTRAHARMONY**$28.98**7,737 rev2y ago](https://www.amazon.com/dp/B0CKBPTPRL) [**Pulmonary Miracle COPD Relief and Lung Detox Capsules to Clear Lungs & Aid Breathing - Lung Support Supplement with Vinitrox & GABA for Long-Term Cough & Respiratory Relief 60 Caps**Real Science Nutrition**$35.05**504 rev3y ago](https://www.amazon.com/dp/B0BC2FRZBB) [**MARYRUTHS Organics USDA Organic Respiratory Health Liquid Drops with Mullein Leaf | Marshmallow Root & Elderberry | Mullein Drops for Lungs Herbal Blend | Immune Support Supplement | Vegan | 1 Fl Oz**MARYRUTH'S**$16.00**2,997 rev5y ago](https://www.amazon.com/dp/B08NFN9VVL) [**Gaia Herbs Mighty Lungs - Lung Support Supplement with Herbs Traditionally Used to Help Maintain Respiratory Health* - 60 Vegan Liquid Phyto-Caps (60 Servings)**Gaia Herbs**$30.98**1,471 rev5y ago](https://www.amazon.com/dp/B08JRG6XG7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Gaia Herbs Mighty Lungs - Lung Support Supplement with Herbs Traditionally Used to Help Maintain Respiratory Health* - 60 Vegan Liquid Phyto-Caps (60 Servings)**Gaia Herbs**$30.98**4.6★**▲ 18%**](https://www.amazon.com/dp/B08JRG6XG7) [**Natural Factors Lung Bronchial & Sinus Health - Respiratory Health Supplement - Supports Lung & Sinus Health - Supports Healthy Lung Tissue & Mucus Consistency - 90 Tablets (90 Servings)**Natural Factors**$19.58**4.5★**▲ 14%**](https://www.amazon.com/dp/B00028OO52) [**RidgeCrest Herbals ClearLungs Extra Strength Daily Health Supplement Natural Lung and Nasal Wellness Formula (60 Vegan Caps 30 Serv)**RidgeCrest Herbals**$29.22**4.5★**— 8%**](https://www.amazon.com/dp/B0758JVTZV) [**MARYRUTHS Organics USDA Organic Respiratory Health Liquid Drops with Mullein Leaf | Marshmallow Root & Elderberry | Mullein Drops for Lungs Herbal Blend | Immune Support Supplement | Vegan | 1 Fl Oz**MARYRUTH'S**$16.00**4.6★**— 3%**](https://www.amazon.com/dp/B08NFN9VVL) [**Gaia Herbs Sinus & Lung Supreme - Lung Support Supplement with Herbs Traditionally Used to Support Respiratory & Sinus Health* - Vegan Gluten-Free & Dairy Free - 60 Liquid Phyto-Caps (60 Servings)**Gaia Herbs**$31.11**4.5★**▼ 12%**](https://www.amazon.com/dp/B08JRH5W95)
**~~View all trending →~~**
## **What buyers say about respiratory supplements**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Cough Relief**22%
*“Good for a cough”*
**Quality-Overall**15%
*“Outstanding Performance”*
**Breathability**11%
*“breath better”*
**Efficiency**9%
*“It Helps”*
**Advertised Vs Actual Product**6%
*“Arrived as described”*
**Value For Money**3%
*“Good deal”*
**Taste-Overall**3%
*“was tasty and easy to use”*
**Sinus Relief**2%
*“It helped control the mucus issues I have”*
**Vitamin**2%
*“Good supplement”*
**Cold Relief**2%
*“These supplements helped with my cold”*
### **What buyers complain about **
**Functionality-Overall**20%
*“Don't work well for me”*
**Cough Relief**11%
*“Did not help the cough”*
**Breathability**8%
*“Made Breathing Worse”*
**Taste-Overall**5%
*“Also I assumed this would taste awful based on the look, however, it tastes like raisons”*
**Value For Money**4%
*“a little pricey”*
**Side Effects**4%
*“I then developed bad headaches”*
**Allergies**3%
*“Allergies”*
**Quality-Overall**2%
*“Junk”*
**Dosage**2%
*“Couldnt tell any difference after one capsule”*
**Sinus Relief**2%
*“Gave me a very bad reactions Not a good product for only sinus”*
### **Top return reasons **
**Ingredients-Overall**35%
**Functionality-Overall**25%
**Instructions/User Manual/Troubleshooting**10%
**Blood Pressure**10%
**Advertised Vs Actual Product**10%
**Blood Sugar Level**10%
## **Common questions**
- **Is respiratory supplements profitable to sell on Amazon United States?**
- The niche generates $237K/yr across 8 tracked products. 90-day search growth is -27.6%. Flapen's verdict: Skip it (46/100).
- **How competitive is the respiratory supplements niche?**
- 6 brands and 544 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in respiratory supplements?**
- Top complaints mined from reviews: Functionality-Overall, Cough Relief, Breathability. The return rate is 0.0%.
- **When does demand for respiratory supplements peak?**
- Demand peaks in Oct; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the respiratory supplements niche?**
- Listings span $16.00–$35.05; the average listing price is $26.37 (sweet spot $15–$100). The average incumbent carries 3,059 reviews — the moat a new listing must climb.
## **Related niches in Health & Household**
- 76 [**cedar oil**](https://flapen.com/research/us/health-household/cedar-oil)$1.2M/yr+214.4%**Launch it**- 77 [**nutrapure glp1 cutting mix**](https://flapen.com/research/us/health-household/nutrapure-glp1-cutting-mix)$149K/yr+940.2%**Worth a look**- 77 [**dexcom g7**](https://flapen.com/research/us/health-household/dexcom-g7)$2.0M/yr+39.9%**Launch it**- 77 [**purelia**](https://flapen.com/research/us/health-household/purelia)$635K/yr+359.7%**Worth a look**- 77 [**graduation napkins**](https://flapen.com/research/us/health-household/graduation-napkins)$302K/yr+385.7%**Worth a look**- 77 [**credit card wand**](https://flapen.com/research/us/health-household/credit-card-wand)$418K/yr+101.3%**Worth a look**[**All Health & Household niches **](https://flapen.com/research/us/health-household)