---
title: "Fever — $2.7M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/fever"
last_updated: "2026-08-09T05:09:31.101Z"
locale: en
meta:
description: "Niche score 51/100 · $2.7M/yr market · 1.7M searches/yr · $12.08 avg price. Soft demand (-56.2% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $2.7M/yr market · 1.7M searches/yr · $12.08 avg price. Soft demand (-56.2% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Fever — $2.7M/yr Amazon US Niche (2026) - Flapen"
---
# **fever**
**Worth a look**
Shows low returns (0.0%), but soft demand (-56.2% this quarter) keeps it on the watch list.
Market size 96Growth 0Conversion 96Competition 50Returns 100Price range 52Avg price 51Brand share 20Review moat 26Quality gap 16
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****$2.7M**
$2.7M/yr · 1.7M searches
**Conversion**
**Incredible****13.1%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.66–$25.16**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****$12.08**
avg listing price — sweet spot $15–$100
**Competition**
**Okay****55%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Okay****3,903.1**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****92%**
top-5 brand share — brand-locked demand
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-56.2%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, fever is a $2.7M/yr Amazon United States market (1.7M searches/yr). The top 5 brands hold 92% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 51/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fever market data**
- **Units sold / yr**
- **250K–300K**
- avg 6,000–8,000/product
- **Revenue / yr**
- **$3.0M–$3.6M**
- units × avg price
- **Conversion rate**
- **13.1%**
- **Avg BSR**
- **#142**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **90%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **88 months**
- **Avg seller age**
- **144 days**
## **Competition & brand share**
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▲rising
**Sellers**
**660**
**Top-5 brand share**
**92%**
Top 20: 100%
**Top-5 click share**
**55%**
Top 20: 88%
**Open market**
**5%**
- Tylenol39% - Mucinex25% - Amazon Basic Care21% - Boiron4% - Vicks4% - Amazon Basics3% - Open — no brand owns it (4 brands, 5%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -56.2% search growth over the last 90 days.
90K70KSpike '24Holiday '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 5.4×
[**Open Trend **](https://flapen.com/research/us/health-household/fever/trend)
## **Top fever search terms**
- **cold and flu medicine for adults**326K/yr-61.9%12.0% conv. - **tylenol cold and flu severe**164K/yr-47.7%20.3% conv. - **flu medicine for adults**226K/yr-73.0%8.1% conv. - **mucinex cold and flu**94K/yr-50.5%13.2% conv. - **tylenol cold and flu**141K/yr-60.3%15.3% conv. - **mucinex fast max**138K/yr-61.0%11.7% conv. - **cold and flu medicine**135K/yr-44.8%7.5% conv. - **flu medicine**100K/yr-65.3%6.6% conv. - **daytime cold and flu**80K/yr-44.1%15.4% conv. - **severe cold and flu medicine for adults**22K/yr-0.4%10.9% conv. [**All search terms **](https://flapen.com/research/us/health-household/fever/search-terms)
## **Top fever 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%5%$135K10%$269K15%$404K20%$539K1001K10K100K 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**Tylenol Cold + Flu Severe Daytime + Nighttime Cold Medicine Caplets Combo Pack for Multi-Symptom Cough Sore Throat Headache Nasal Congestion Relief Acetaminophen Pain Reliever 24 Count**Tylenol**$7.39**4.8★10,622 rev](https://www.amazon.com/dp/B01HI7WQRW) [2**Tylenol Cold + Flu Severe Medicine Caplets for Cold & Flu Symptom Relief Fever Reducer Pain Reliever Cough Suppressant Nasal Decongestant & Expectorant with Acetaminophen 24 ct.**Tylenol**$7.38**4.8★7,385 rev](https://www.amazon.com/dp/B009ITR4EY) [3**Mucinex Fast-Max Maximum Strength Day & Night Cold and Flu Medicine for Adults Powerful Over-the-Counter Medication for Cold & Flu Symptoms Fast Dissolving Liquid Gels 24 Count**Mucinex**$17.04**4.8★1,479 rev](https://www.amazon.com/dp/B0F2JM34F6) [4**Amazon Basic Care Vapor Ice Day and Night Severe Cold and Flu Relief Caplets Maximum Strength Multi-Symptom Medicine for Cough Sore Throat Nasal Congestion 48 Count**Amazon Basic Care**$11.77**4.7★5,704 rev](https://www.amazon.com/dp/B07JLJ6BMB) [5**Amazon Basic Care Cold and Flu Relief Daytime and Nighttime Combo Pack Softgels for Multi-Symptom Relief Sore Throat Cough Nasal Congestion Headache 48 Count (Pack of 1)**Amazon Basic Care**$9.61**4.7★7,387 rev](https://www.amazon.com/dp/B07BQKPMFM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mucinex Fast-Max Maximum Strength Day & Night Cold and Flu Medicine for Adults Powerful Over-the-Counter Medication for Cold & Flu Symptoms Fast Dissolving Liquid Gels 24 Count**Mucinex**$17.04**1,479 rev1y ago](https://www.amazon.com/dp/B0F2JM34F6) [**Mucinex Fast-Max Maximum Strength Cold and Flu Medicine for Adults Powerful Over-the-Counter Medication for 6 Different Cold & Flu Symptoms Fast Release Caplets 20 Count**Mucinex**$13.68**127 rev1y ago](https://www.amazon.com/dp/B0F2JLW618) [**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) [**Tylenol Day & Night Cold & Flu Multi-Symptom Liquid Gels Combo Pack Cold & Flu Relief Medicine Pain Reliever & Fever Reducer + Cough Suppressant & Antihistamine 24 ct**Tylenol**$9.32**603 rev1y ago](https://www.amazon.com/dp/B0DG9XJ1XH) [**Theraflu Severe Cold and Cough Nighttime and Daytime Cough and Cold Medicine Berry Flavor - 8.3 Fl Oz Syrup x 2**Theraflu**$13.66**883 rev1y ago](https://www.amazon.com/dp/B0DH87CW4Y)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Amazon Basic Care Maximum Strength Daytime Honey Flavor Severe Cold and Flu Relief Multi-Symptom Non-Drowsy Cough Sore Throat Nasal Congestion Liquid Medicine 12 fl oz (Pack of 1)**Amazon Basic Care**$5.66**4.6★**▲ 175%**](https://www.amazon.com/dp/B09XDJVM57) [**Amazon Basic Care Nighttime Severe Cold and Flu Syrup Max Strength Liquid Medicine for Cough Sore Throat Nasal Congestion Pain Reliever Fever Reducer Original 12 fl oz**Amazon Basic Care**$6.08**4.7★**▲ 133%**](https://www.amazon.com/dp/B09HJTM8DK) [**Amazon Basics Daytime Cold and Flu Relief Non-Drowsy Liquid Medicine Original Flavor 12 fl oz (Pack of 1) (Previously Care)**Amazon Basics**$5.97**4.7★**▲ 133%**](https://www.amazon.com/dp/B07JKZBL1F) [**Theraflu Severe Cold and Cough Nighttime and Daytime Cough and Cold Medicine Berry Flavor - 8.3 Fl Oz Syrup x 2**Theraflu**$13.66**4.8★**▲ 60%**](https://www.amazon.com/dp/B0DH87CW4Y) [**Mucinex Fast-Max Maximum Strength Cold and Flu Medicine for Adults Powerful Over-the-Counter Medication for 6 Different Cold & Flu Symptoms Fast Release Caplets 20 Count**Mucinex**$13.68**4.9★**▲ 58%**](https://www.amazon.com/dp/B0F2JLW618)
**~~View all trending →~~**
## **What buyers say about fever**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Cold Relief**18%
*“Great for colds”*
**Efficiency**15%
*“Works perfectly”*
**Value For Money**14%
*“Very affordable”*
**Quality-Overall**10%
*“Best quality”*
**Advertised Vs Actual Product**8%
*“As described”*
**Cough Relief**6%
*“Controls cough”*
**Taste-Overall**3%
*“Great taste”*
**Sleep Quality**3%
*“helps me sleep”*
**Fever Relief**2%
*“It helps when you sick”*
**Sinus Relief**2%
*“Clears up my sinuses”*
### **What buyers complain about **
**Taste-Overall**14%
*“Tastes Bad”*
**Functionality-Overall**11%
*“This hardly works at all”*
**Value For Money**8%
*“Very costly”*
**Cough Relief**5%
*“coughing more than I should”*
**Cold Relief**3%
*“Had a bad case of the flu”*
**Ease Of Use**3%
*“its hard to separate”*
**Quality-Overall**3%
*“Not as good as other brands”*
**Side Effects**2%
*“THIS PRODUCT MADE ME EXTREMELY ILL”*
**Dosage**2%
*“Not that many servings per bottle”*
**Ingredients-Overall**2%
*“Contains nothing”*
## **Common questions**
- **Is fever profitable to sell on Amazon United States?**
- The niche generates $2.7M/yr across 31 tracked products. 90-day search growth is -56.2%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the fever niche?**
- 10 brands and 660 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 92% of demand.
- **What do buyers complain about in fever?**
- Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Value For Money. The return rate is 0.0%.
- **When does demand for fever peak?**
- Demand peaks in Jan–Feb; the busiest month runs 5.4× the quietest.
- **What does it cost to enter the fever niche?**
- Listings span $5.66–$25.16; the average listing price is $12.08 (sweet spot $15–$100). The average incumbent carries 3,903 reviews — the moat a new listing must climb.
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