---
title: "Dexcom — £150K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/dexcom"
last_updated: "2026-07-31T08:50:22.736Z"
locale: en
meta:
description: "Niche score 44/100 · £150K/yr market · 111K searches/yr · £51.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · £150K/yr market · 111K searches/yr · £51.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dexcom — £150K/yr Amazon UK Niche (2026) - Flapen"
---
# **dexcom**
**Skip it**
A concentrated shelf (top 5 take 88% of clicks) — this niche doesn't clear our bar today.
Market size 32Growth 22Conversion 33Competition 10Returns 55Price range 85Avg price 93Brand share 17Review moat 96Quality gap 98
**Quality gap**
**Incredible****3.7★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Incredible****82.11**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****£51.54**
avg listing price — sweet spot $15–$100
**Price range**
**Great****£13.13–£110.34**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Conversion**
**Okay****2.6%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****£150K**
£150K/yr · 111K searches
**Growth**
**Bad****-6.5%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
**Competition**
**Bad****88%**
top-5 click share — a locked-up shelf
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0") [** High Price**](https://flapen.com/research/niches?market=uk&signal=high_price "Avg price > $50")
According to Flapen's Amazon United Kingdom niche tracking, dexcom is a £150K/yr Amazon United Kingdom market (111K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Jan. Verdict: Skip it — 44/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dexcom market data**
- **Units sold / yr**
- **3K–3K**
- avg 100–250/product
- **Revenue / yr**
- **£129K–£155K**
- units × avg price
- **Conversion rate**
- **2.6%**
- **Avg BSR**
- **#113**
- **Page quality**
- **0%**
- **Prime**
- **78%**
- **Sponsored**
- **56%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
The top 5 products capture 88% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**29**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**88%**
Top 20: 100%
**Open market**
**4%**
- LIMDO39% - MG Living24% - Arrowedge12% - Dexcom One11% - Lingo7% - sinocare2% - Open — no brand owns it (2 brands, 4%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.5% search growth over the last 90 days.
4K3KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/dexcom/trend)
## **Top dexcom search terms**
- **dexcom**38K/yr-12.0%2.3% conv. - **dexcom g7**21K/yr+15.9%1.1% conv. - **dexcom oneplus**16K/yr-8.2%4.0% conv. - **dexcom g7 continuous glucose monitor**14K/yr-18.5%1.2% conv. - **dexcom one**11K/yr-17.7%3.6% conv. - **dexcom g7 sensor**4K/yr+9.3%1.2% conv. - **dexcom one+**3K/yr+27.2%4.0% conv. - **dexcom one plus**3K/yr-13.7%3.5% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/dexcom/search-terms)
## **Top dexcom 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%£15K20%£30K30%£45K40%£60K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dexcom ONE+ Sensor Starter Bundle (1 Sensor + 1 Applicator) CGM Lasts up to 10 days Smaller Faster**LIMDO**£49.65**4.2★58 rev](https://www.amazon.co.uk/dp/B0DHY3PKZS) [2**Dexcom ONE+ Sensor Starter Bundle (1 Sensor + 1 Applicator) | 2024 Updated Blood Glucose CGM | 10 Days Use | Waterproof + No Transmitter Required**MG Living**£45.11**3.4★64 rev](https://www.amazon.co.uk/dp/B0D4JGBHCT) [3**Dexcom Diabetes Monitoring Sensor for upto 10 days CGM Plus Arrowedge Patch and wipe**Arrowedge**£45.54**4.1★12 rev](https://www.amazon.co.uk/dp/B0FDR4385Z) [4**Lingo Continuous Glucose Monitor (CGM) Biosensor & App. Build Healthier Habits with Real-time Glucose Data & Insights. Made by Abbott. Works with iOS and Android. UK Only.**Lingo**£43.10**3.3★355 rev](https://www.amazon.co.uk/dp/B0DNK6W58L) [5**Dexcom One sensor pack of 3**Dexcom One**£79.31**4.2★16 rev](https://www.amazon.co.uk/dp/B0BV39D6GR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SIBIONICS GS3 Continuous Glucose Monitoring (CGM) with Free Overpatch 14-Day Wearable Sensor with Glucose Alarm & AI Meal Analysis Real-Time Spike Insights NFC Connection iOS & Android**SIBIONICS**£43.40**41 rev4mo ago](https://www.amazon.co.uk/dp/B0GSF62F36) [**Medic Design Co. 360 Twist Sensor Strap Compatible With Dexcom One Plus G7 Sensor CGM Strap Adjustable Armband Multiple Colours Adhesive Free (Black)**Medic Design Co.**£13.13**6 rev5mo ago](https://www.amazon.co.uk/dp/B0GJTGBNDQ) [**Dexcom Diabetes Monitoring Sensor for upto 10 days CGM Plus Arrowedge Patch and wipe**Arrowedge**£45.54**12 rev1y ago](https://www.amazon.co.uk/dp/B0FDR4385Z) [**sinocare 15-Day Continuous Glucose Monitoring System Less Finger Pricks with iCan CGM APP Output Every 3 Minutes Blood Sugar Monitor 1 Pcs × iCan CGM for UK Diabetes**sinocare**£34.29**145 rev1y ago](https://www.amazon.co.uk/dp/B0F6CKVNQF) [**Lingo Continuous Glucose Monitor (CGM) Biosensor & App. Build Healthier Habits with Real-time Glucose Data & Insights. Made by Abbott. Works with iOS and Android. UK Only.**Lingo**£43.10**355 rev1y ago](https://www.amazon.co.uk/dp/B0DNK6W58L)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**SIBIONICS GS3 Continuous Glucose Monitoring (CGM) with Free Overpatch 14-Day Wearable Sensor with Glucose Alarm & AI Meal Analysis Real-Time Spike Insights NFC Connection iOS & Android**SIBIONICS**£43.40**3.4★**▲ 236%**](https://www.amazon.co.uk/dp/B0GSF62F36) [**Medic Design Co. 360 Twist Sensor Strap Compatible With Dexcom One Plus G7 Sensor CGM Strap Adjustable Armband Multiple Colours Adhesive Free (Black)**Medic Design Co.**£13.13**5.0★**▲ 118%**](https://www.amazon.co.uk/dp/B0GJTGBNDQ) [**Dexcom Diabetes Monitoring Sensor for upto 10 days CGM Plus Arrowedge Patch and wipe**Arrowedge**£45.54**4.1★**▲ 23%**](https://www.amazon.co.uk/dp/B0FDR4385Z) [**Dexcom One Sensor for Diabetes Monitoring 3 sensors and 1 Transmitter**Dexcom One**£110.34**2.7★**▲ 10%**](https://www.amazon.co.uk/dp/B0BYVQXDH4) [**Dexcom ONE+ Sensor Starter Bundle (1 Sensor + 1 Applicator) CGM Lasts up to 10 days Smaller Faster**LIMDO**£49.65**4.2★**— 0%**](https://www.amazon.co.uk/dp/B0DHY3PKZS)
**~~View all trending →~~**
## **What buyers say about dexcom**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**21%
*“Easy to use”*
**Health Monitoring**8%
*“Very good health tech”*
**Value For Money**8%
*“Good value for money”*
**Quality-Overall**7%
*“High quality and perfect monitor”*
**Efficiency**5%
*“Ive been really impressed with how well it performs”*
**Comfort-Overall**4%
*“Comfortable”*
**Connectivity-Overall**4%
*“Worked well, good connectivity”*
**Adhesion/Stickiness**4%
*“no signs of the adhesive failing”*
**Blood Sugar Level**3%
*“it helps me know what I eat will get high glucose to prevent diabetes”*
**Assembly/Installation**3%
*“First step was installing the app, which, for android, I found easily on the app store”*
### **What buyers complain about **
**Value For Money**17%
*“True it is not particularly cheap”*
**Durability**13%
*“Easily comes off”*
**Functionality-Overall**10%
*“device not working properly anyway”*
**Connectivity-Overall**9%
*“Poor signal connection”*
**Compatibility-Overall**6%
*“Android compatibility issues”*
**Quality-Overall**6%
*“indicating poor quality control”*
**Blood Sugar Level**5%
*“spent months pricking fingers to take blood sugar levels”*
**Adhesion/Stickiness**5%
*“the adhesion is absolutely rubbish”*
**Measurement/Reading Accuracy**4%
*“Inconsistent”*
**Advertised Vs Actual Product**3%
*“It doesn't make this very clear before purchase, in fact the advert shown on Amazon”*
### **Top return reasons **
**Functionality-Overall**26%
**Durability**13%
**Defective Material/Parts**12%
**Compatibility-Overall**12%
**Connectivity-Overall**11%
**Adhesion/Stickiness**7%
**Blood Sugar Level**4%
**Measurement/Reading Accuracy**2%
**Advertised Vs Actual Product**2%
**Instructions/User Manual/Troubleshooting**2%
## **Common questions**
- **Is dexcom profitable to sell on Amazon United Kingdom?**
- The niche generates £150K/yr across 9 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -6.5%. Flapen's verdict: Skip it (44/100).
- **How competitive is the dexcom niche?**
- 8 brands and 29 sellers compete. The top 5 products take 88% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in dexcom?**
- Top complaints mined from reviews: Value For Money, Durability, Functionality-Overall. The return rate is 2.8%.
- **When does demand for dexcom peak?**
- Demand peaks in Jan; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the dexcom niche?**
- Listings span £13.13–£110.34; the average listing price is £51.54 (sweet spot $15–$100). The average incumbent carries 82 reviews — the moat a new listing must climb.
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