---
title: "Chest Decongestant for Adults — $398K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/chest-decongestant-for-adults"
last_updated: "2026-08-11T01:24:31.494Z"
locale: en
meta:
description: "Niche score 45/100 · $398K/yr market · 195K searches/yr · $15.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $398K/yr market · 195K searches/yr · $15.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Chest Decongestant for Adults — $398K/yr Amazon US Niche (2026) - Flapen"
---
# **chest decongestant for adults**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 55Growth 10Conversion 96Competition 33Returns 100Price range 64Avg price 77Brand share 7Review moat 24Quality gap 19
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.8%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$15.90**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$4.47–$33.52**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$398K**
$398K/yr · 195K searches
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****5,489.94**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-29.4%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, chest decongestant for adults is a $398K/yr Amazon United States market (195K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Skip it — 45/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **chest decongestant for adults market data**
- **Units sold / yr**
- **25K–30K**
- avg 1,250–1,500/product
- **Revenue / yr**
- **$398K–$477K**
- units × avg price
- **Conversion rate**
- **12.8%**
- **Avg BSR**
- **#140**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **99 months**
- **Avg seller age**
- **151 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**90**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**1%**
- Amazon Basic Care47% - Mucinex39% - WELMATE5% - GenCare4% - Robitussin3% - HealthA2Z2% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -29.4% search growth over the last 90 days.
7K5KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/health-household/chest-decongestant-for-adults/trend)
## **Top chest decongestant for adults search terms**
- **expectorant**53K/yr-23.4%10.5% conv. - **expectorant mucus relief**48K/yr-27.5%11.0% conv. - **mucinex expectorant**24K/yr-37.2%13.6% conv. - **mucinex 12 hour**16K/yr-38.0%14.5% conv. - **cough expectorant for adults**12K/yr-32.0%9.8% conv. - **mucinex chest congestion**10K/yr-41.4%14.0% conv. - **mucinex guaifenesin**8K/yr-49.9%15.7% conv. - **cough expectorant**5K/yr-16.2%7.0% conv. - **expectorant and cough suppressant**6K/yr-3.9%7.5% conv. - **expectorant guaifenesin**6K/yr-7.9%5.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/chest-decongestant-for-adults/search-terms)
## **Top chest decongestant for adults 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%$40K20%$80K30%$119K40%$159K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Amazon Basic Care Guaifenesin Extended-Release Tablets 600 mg 12 Hour Expectorant for Chest Congestion and Mucus Relief 20 Count**Amazon Basic Care**$8.36**4.6★4,555 rev](https://www.amazon.com/dp/B08ZDVBRM8) [2**Amazon Basic Care Maximum Strength Mucus DM Expectorant and Cough Suppressant Chest Congestion Relief 12 Hour 14 Tablets**Amazon Basic Care**$7.01**4.6★9,080 rev](https://www.amazon.com/dp/B08ZF2CXB7) [3**Mucinex 12 Hour 600 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief Expectorant Aids Excess Mucus Removal Chest Congestion Relief 20 Bi-Layer Tablets**Mucinex**$12.91**4.8★3,740 rev](https://www.amazon.com/dp/B000Z09S6W) [4**Mucinex 12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief Expectorant Aids Excess Mucus Removal Chest Congestion Relief for Adults 48 Tablets**Mucinex**$29.62**4.8★1,565 rev](https://www.amazon.com/dp/B0F2JMYNZQ) [5**WELMATE - Mucus Relief - Guaifenesin 1200 mg Maximum Strength - Extended-Release Expectorant Tablets - Helps Clear Chest Congestion & Loosen Mucus - 12 Hour Relief - 100 Count**WELMATE**$29.54**4.7★3,954 rev](https://www.amazon.com/dp/B09XPDMTB6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mucinex Rapid Clear Maximum Strength Cold Medicine & Expectorant Fever Pain Headache & Excess Mucus Relief with Acetaminophen & Guaifenesin Rapid Release Caplets for Adults 20 Count**Mucinex**$13.70**1,862 rev1y ago](https://www.amazon.com/dp/B0F2JLW7FX) [**Amazon Basic Care Mucus Relief DM 12 Hour Chest Congestion & Cough Relief Guaifenesin & Dextromethorphan Extended-Release Tablets 600 mg/30 mg 40 Count (Pack of 1) (Packaging may vary)**Amazon Basic Care**$12.64**3,633 rev1y ago](https://www.amazon.com/dp/B07QW3WHD3) [**HealthA2Z Mucus Relief | Guaifenesin 1200 mg | 50 Tablets | 12 Hour | Expectorant | Relieves Chest Congestion | Thins and Loosens Mucus (50 Tablets)**HealthA2Z**$10.54**2,016 rev2y ago](https://www.amazon.com/dp/B0D2YWML2N) [**Rugby Chest Congestion Relief Expectorant Guaifenesin USP 100 mg Alcohol-Free Cherry Menthol Cough Syrup 16 fl oz (1 Pack)**RUGBY LABORATORIES**$10.07**354 rev3y ago](https://www.amazon.com/dp/B0C15T5JRV) [**Amazon Basic Care Tussin Cough Plus Chest Congestion DM Syrup Non-Drowsy Expectorant Mucus Relief Raspberry Flavor 8 fl oz (Pack of 1)**Amazon Basic Care**$4.47**2,121 rev3y ago](https://www.amazon.com/dp/B09DH6ZKMX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**HealthA2Z Mucus Relief | Guaifenesin 1200 mg | 50 Tablets | 12 Hour | Expectorant | Relieves Chest Congestion | Thins and Loosens Mucus (50 Tablets)**HealthA2Z**$10.54**4.7★**▲ 116%**](https://www.amazon.com/dp/B0D2YWML2N) [**Amazon Basic Care Mucus Relief DM 12 Hour Chest Congestion & Cough Relief Guaifenesin & Dextromethorphan Extended-Release Tablets 600 mg/30 mg 40 Count (Pack of 1) (Packaging may vary)**Amazon Basic Care**$12.64**4.7★**▲ 83%**](https://www.amazon.com/dp/B07QW3WHD3) [**Amazon Basic Care Tussin Cough Plus Chest Congestion DM Syrup Non-Drowsy Expectorant Mucus Relief Raspberry Flavor 8 fl oz (Pack of 1)**Amazon Basic Care**$4.47**4.7★**▲ 55%**](https://www.amazon.com/dp/B09DH6ZKMX) [**WELMATE - Mucus Relief - Guaifenesin 1200 mg Maximum Strength - Extended-Release Expectorant Tablets - Helps Clear Chest Congestion & Loosen Mucus - 12 Hour Relief - 100 Count**WELMATE**$29.54**4.7★**▲ 53%**](https://www.amazon.com/dp/B09XPDMTB6) [**Amazon Basic Care Maximum Strength Mucus DM Expectorant and Cough Suppressant Chest Congestion Relief 12 Hour 14 Tablets**Amazon Basic Care**$7.01**4.6★**▲ 49%**](https://www.amazon.com/dp/B08ZF2CXB7)
**~~View all trending →~~**
## **What buyers say about chest decongestant for adults**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**15%
*“much cheaper”*
**Cough Relief**15%
*“Best for cough”*
**Efficiency**14%
*“Works Well”*
**Quality-Overall**9%
*“As good as brand name”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Cold Relief**5%
*“Great for colds”*
**Sinus Relief**4%
*“Works great for sinuses”*
**Dosage**2%
*“Having the max strength formula is nice so you're not having to double up or take extra doses”*
**Breathability**2%
*“Helps with my breathing”*
**Taste-Overall**2%
*“It works and it tastes ok”*
### **What buyers complain about **
**Functionality-Overall**16%
*“No Results for me”*
**Cough Relief**9%
*“It didn't supress the cough or help loosen muchs”*
**Size-Overall**6%
*“A bit small”*
**Dosage**5%
*“Two big pills don't like”*
**Taste-Overall**5%
*“tastes weird”*
**Allergies**5%
*“there's an ingredient in it that I must be allergic to”*
**Value For Money**4%
*“Too expensive”*
**Ease Of Use**4%
*“cannot use them”*
**Side Effects**3%
*“Not good for people who are sensitive to side effects”*
**Ease Of Chewing/Swallowing**3%
*“Don't chew, bite it, break them”*
### **Top return reasons **
**Functionality-Overall**17%
**Value For Money**10%
**Advertised Vs Actual Product**9%
**Dosage**9%
**Ease Of Chewing/Swallowing**8%
**Size-Overall**7%
**Cough Relief**7%
**Joint Pain**5%
**Heart Health**4%
**Blood Pressure**3%
## **Common questions**
- **Is chest decongestant for adults profitable to sell on Amazon United States?**
- The niche generates $398K/yr across 18 tracked products. 90-day search growth is -29.4%. Flapen's verdict: Skip it (45/100).
- **How competitive is the chest decongestant for adults niche?**
- 7 brands and 90 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in chest decongestant for adults?**
- Top complaints mined from reviews: Functionality-Overall, Cough Relief, Size-Overall. The return rate is 0.1%.
- **When does demand for chest decongestant for adults peak?**
- Demand peaks in Jan; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the chest decongestant for adults niche?**
- Listings span $4.47–$33.52; the average listing price is $15.90 (sweet spot $15–$100). The average incumbent carries 5,490 reviews — the moat a new listing must climb.
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