---
title: "Ketone Breath Analyzer — $13K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/health-household/ketone-breath-analyzer"
last_updated: "2026-08-12T13:28:14.910Z"
locale: en
meta:
description: "Amazon product research for ketone breath analyzer: $13K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for ketone breath analyzer: $13K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Ketone Breath Analyzer — $13K/mo Amazon US Product Research"
---
# **Ketone Breath Analyzer**
**Worth a look**
Shows beatable incumbent ratings (3.6★), but soft demand (-27.8% this quarter) keeps it on the watch list.
Market size 32Growth 11Conversion 48Competition 66Returns 72Price range 64Avg price 90Brand share 59Review moat 46Quality gap 99
**Quality gap**
**Incredible****3.6★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****$58.20**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.1%**
return rate — above 5% kills the launch gate
**Competition**
**Good****45%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$10.12–$142.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****3.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****1,873.28**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$151K**
$151K/yr · 68K searches
**Growth**
**Bad****-27.8%**
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%") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
## **Is ketone breath analyzer profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, ketone breath analyzer is a $151K/yr Amazon United States market (68K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **ketone breath analyzer market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$146K–$175K**
- units × avg price
- **Conversion rate**
- **3.8%**
- **Avg BSR**
- **#60**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **55.1%**
- **Avg brand age**
- **57 months**
- **Avg seller age**
- **172 days**
## **Competition: brands, sellers & click share**
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**45%**
Top 20: 95%
**Open market**
**19%**
- KETOSCAN18% - Aunnhon14% - Anntoo13% - Yugoo13% - JASTEK12% - BreePoot12%
## **ketone breath analyzer demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -27.8% search growth over the last 90 days.
3K2KSpike '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/health-household/ketone-breath-analyzer/trend)
## **Top ketone breath analyzer search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **ketone breath analyzer**5K/yr+30.5%4.3% conv. - **keto breath meter**9K/yr-31.8%3.7% conv. - **biosense breath ketone meter**7K/yr-11.9%1.0% conv. - **breath ketone meter**7K/yr-22.2%3.3% conv. - **ketone breath meter**11K/yr-61.2%3.5% conv. - **ketosis breath meter**6K/yr-27.4%3.3% conv. - **keto breath meter for ketosis**6K/yr-17.7%4.7% conv. - **ketonix**3K/yr-27.3%2.6% conv. - **ketone meter breath**3K/yr-43.4%3.8% conv. - **keto breath**2K/yr-20.4%1.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/ketone-breath-analyzer/search-terms)
## **Top ketone breath analyzer 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%5%$8K10%$15K15%$23K20%$30K1101001K10K100K 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**KETOSCAN Mini V2 Breath Ketone Meter | Non-Invasive Ketone Monitor Keto & Low Carb Diet Tracker Fat Metabolism & Ketosis**KETOSCAN**$142.48**4.0★1,005 rev](https://www.amazon.com/dp/B07R1TW6H3) [2**Ketosis Meter Home Ketone Breath Analyzer Professional Ketone Breath Monitors Tester - Ketone Breath Meter & Monitoring for Testing ketosis with 10 Mouthpieces - Monitor Your Ketosis Status -White**Aunnhon**$47.99**3.2★4 rev](https://www.amazon.com/dp/B0F89YYN3H) [3**Ketone Breath Analyzer & Ketosis Meter Portable High-Accuracy Ketosis Breath Tester Professional Ketone Breath Meter for Keto Lifestyle & Fitness Enthusiasts**CSHope**$74.33**3.7★12 rev](https://www.amazon.com/dp/B0GD5CT1ZP) [4**Ketone Meter Professional Ketosis Breath Tester for Tracking Ketosis Levels - Portable High Accuracy Ketone Breath Analyzer with 10 Replaceable Mouthpieces**Anntoo**$44.48**4.6★3 rev](https://www.amazon.com/dp/B0GYRQ2KBL) [5**Ketone Breath Monitors Analyzer Professional Breath Ketosis Meter for Ketosis Testing Portable Advanced Breath Ketone Tester with 10 Replaceable Mouthpieces Perfect for Tracking Your Ketones**Anntoo**$44.30**3.3★3 rev](https://www.amazon.com/dp/B0F9PF8KG6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ketone Meter Professional Breath Ketosis Meter - Portable Home Ketone Breath Tester with 10 Mouthpieces | Advanced Ketone Breath Analyzer for Ketosis Testing**JASTEK**$39.41**25 rev2mo ago](https://www.amazon.com/dp/B0GZNMK54F) [**Ketone Meter Professional Ketosis Breath Tester for Tracking Ketosis Levels - Portable High Accuracy Ketone Breath Analyzer with 10 Replaceable Mouthpieces**Anntoo**$44.48**3 rev2mo ago](https://www.amazon.com/dp/B0GYRQ2KBL) [**Ketosis Meter Professional Ketone Breath Monitor Tester - High-Accuracy Breath Ketone Meter for Acetone Check | Portable Ketone Breath Analyzer & Tester for Precise Ketosis Tracking in Your Breath**Yugoo**$71.81**1 rev3mo ago](https://www.amazon.com/dp/B0GSZPPJG2) [**Home Breath Ketosis Meter Professional Breath Ketosis Tester - Portable Ketone Breath Analyzer with 10 Mouthpieces | Ketone Breath Meter for Keto Tracking**BreePoot**$45.90**3 rev5mo ago](https://www.amazon.com/dp/B0GFMN4Z2H) [**Ketone Meter & Ketone Breath Analyzer - Professional Breath Ketosis Tester - Advanced Ketone Breath Analyzer for Acetone Check | Breath Ketosis Meter to Track Fitness Progress & Ketosis Goals**Yugoo**$74.61**3 rev5mo ago](https://www.amazon.com/dp/B0GHRLC698)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Home Breath Ketone Meter Portable Rechargeable Ketone Breath Tester High Accuracy Breath Ketosis Meter & Tester | Professional Ketosis Tester to Track Your Ketosis**JASTEK**$57.57**4.2★**▲ 136%**](https://www.amazon.com/dp/B0GZN3HZ85) [**Ketosis Meter & Breath Analyzer - Portable Professional Home Ketone Breath Meter Advanced Ketosis Breath Tester with 10 Mouthpieces | Breath Ketone Testing for Keto Tracking**BreePoot**$45.62**2.4★**▲ 133%**](https://www.amazon.com/dp/B0GFVVPZTF) [**Ketosis Meter Professional Advanced Ketone Breath Meter - Portable Home Digital Ketone Breath Analyzer & Breath Ketosis Tester for Testing Ketosis with 10 Mouthpieces**BreePoot**$45.87**5.0★**▲ 132%**](https://www.amazon.com/dp/B0GLQR8T3Q) [**Ketone Meter Professional Ketosis Breath Tester for Tracking Ketosis Levels - Portable High Accuracy Ketone Breath Analyzer with 10 Replaceable Mouthpieces**Anntoo**$44.48**4.6★**▲ 132%**](https://www.amazon.com/dp/B0GYRQ2KBL) [**Ketone Meter Professional Breath Ketosis Meter - Portable Home Ketone Breath Tester with 10 Mouthpieces | Advanced Ketone Breath Analyzer for Ketosis Testing**JASTEK**$39.41**4.1★**▲ 132%**](https://www.amazon.com/dp/B0GZNMK54F)
**~~View all trending →~~**
## **What reviews say buyers love and hate about ketone breath analyzer**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**19%
*“easy to carry”*
**Accuracy-Overall**15%
*“ACCURATE AND EASY TO USE”*
**Advertised Vs Actual Product**9%
*“As described”*
**Quality-Overall**8%
*“Excellent product”*
**Value For Money**8%
*“Worth it”*
**Health Monitoring**6%
*“Great way to track our ketones”*
**Efficiency**5%
*“Does the job”*
**Blood Sugar Level**3%
*“Thank you to Keto Mojo, it helps me control better my ketos and glucose”*
**Instructions/User Manual/Troubleshooting**2%
*“it is easy to use once you go over the directions carefully”*
**Breathability**2%
*“Easy to use breathalyzer”*
### **What buyers complain about **
**Functionality-Overall**17%
*“Did not work”*
**Accuracy-Overall**14%
*“Not at all accurate”*
**Measurement/Reading Accuracy**12%
*“Not for accurate readings”*
**Value For Money**9%
*“Crazy Expensive”*
**Color**9%
*“Color is off”*
**Instructions/User Manual/Troubleshooting**4%
*“No help in the directions eg Blue is this”*
**Quality-Overall**3%
*“This is either poor quality control, a mfg”*
**Durability**3%
*“Stop working after 1 week”*
**Ease Of Use**3%
*“Difficult to use”*
**Blood Sugar Level**3%
*“Faulty Glucose Strips”*
### **Top return reasons **
**Functionality-Overall**21%
**Measurement/Reading Accuracy**21%
**Accuracy-Overall**10%
**Breathability**9%
**Advertised Vs Actual Product**6%
**Value For Money**4%
**Color**3%
**Certifications**3%
**Ease Of Use**2%
**Blood Sugar Level**2%
## **Common ketone breath analyzer questions**
- **Is ketone breath analyzer profitable to sell on Amazon United States?**
- The niche generates $151K/yr across 25 tracked products. 4 of 17 products launched in the last 360 days are still selling. 90-day search growth is -27.8%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the ketone breath analyzer niche?**
- 10 brands and 17 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in ketone breath analyzer?**
- Top complaints mined from reviews: Functionality-Overall, Accuracy-Overall, Measurement/Reading Accuracy. The return rate is 2.1%.
- **When does demand for ketone breath analyzer peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the ketone breath analyzer niche?**
- Listings span $10.12–$142.48; the average listing price is $58.20 (sweet spot $15–$100). The average incumbent carries 1,873 reviews — the moat a new listing must climb.
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