---
title: "Donjoy Knee Braces — $379K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/donjoy-knee-braces"
last_updated: "2026-08-11T09:56:43.430Z"
locale: en
meta:
description: "Niche score 42/100 · $379K/yr market · 277K searches/yr · $81.09 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $379K/yr market · 277K searches/yr · $81.09 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Donjoy Knee Braces — $379K/yr Amazon US Niche (2026) - Flapen"
---
# **donjoy knee braces**
**Skip it**
Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Market size 55Growth 23Conversion 21Competition 59Returns 14Price range 49Avg price 82Brand share 4Review moat 46Quality gap 89
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****$81.09**
avg listing price — sweet spot $15–$100
**Competition**
**Good****49%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Good****$379K**
$379K/yr · 277K searches
**Price range**
**Okay****$24.22–$180.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****1,873.19**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-3.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****8.2%**
return rate — above 5% kills the launch gate
**Brand share**
**Bad****98%**
top-5 brand share — brand-locked demand
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, donjoy knee braces is a $379K/yr Amazon United States market (277K searches/yr). The top 5 brands hold 98% of demand. Verdict: Skip it — 42/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **donjoy knee braces market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$324K–$405K**
- units × avg price
- **Conversion rate**
- **1.7%**
- **Avg BSR**
- **#467**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **91%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **56 months**
- **Avg seller age**
- **151 days**
## **Competition & brand share**
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**31**
**Top-5 brand share**
**98%**
Top 20: 100%
**Top-5 click share**
**49%**
Top 20: 90%
**Open market**
**1%**
- DonJoy48% - DonJoy Performance45% - NEENCA3% - EXOUS BODYGEAR2% - DR. BRACE2% - Ovation Medical1% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.2% search growth over the last 90 days.
6K4KPrime Day '25Spike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/donjoy-knee-braces/trend)
## **Top donjoy knee braces search terms**
- **donjoy knee braces**100K/yr-3.1%1.2% conv. - **donjoy**24K/yr+3.1%0.4% conv. - **don joy knee brace for men**25K/yr-0.6%1.0% conv. - **donjoy knee brace**29K/yr-0.6%0.9% conv. - **don joy knee brace for women**16K/yr-9.3%1.4% conv. - **donjoy performance bionic knee brace**10K/yr+41.9%2.6% conv. - **donjoy playmaker ii knee brace**9K/yr+0.7%1.0% conv. - **donjoy playmaker ii**6K/yr-3.8%1.1% conv. - **donjoy hinged knee brace**12K/yr-44.1%2.0% conv. - **donjoy knee**7K/yr-27.3%0.5% conv. [**All search terms **](https://flapen.com/research/us/health-household/donjoy-knee-braces/search-terms)
## **Top donjoy knee braces 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%4%$15K8%$30K12%$45K16%$61K101001K10K100K 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**DonJoy Performance Bionic FullStop Knee Brace - Large**DonJoy Performance**$173.82**4.1★877 rev](https://www.amazon.com/dp/B01GD624TO) [2**DonJoy Drytex Sport Hinged Knee Brace Breathable Adjustable Support for Ligament Injuries (Large)**DonJoy**$67.81**4.2★620 rev](https://www.amazon.com/dp/B07FGHMHYS) [3**DonJoy Tru-Pull Lite Knee Brace for Patella Instabilities & Dislocations - Bifurcated Strap and Dual-Durometer Buttress Medium Right**DonJoy**$67.33**4.1★1,149 rev](https://www.amazon.com/dp/B00OLG1QSY) [4**DonJoy Performance Bionic Hinged Knee Brace - Bilateral Ligament Protection for Hyperextension Sprains Meniscus Injury - Black Medium**DonJoy Performance**$49.98**4.2★1,558 rev](https://www.amazon.com/dp/B00YBSL8MG) [5**DonJoy Performance Bionic Knee Support Brace: Black Large**DonJoy Performance**$56.13**4.2★1,558 rev](https://www.amazon.com/dp/B00YBSRPH8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**NEENCA Professional Knee Brace for Knee Pain Hinged Knee Support with Patented X-Strap Fixing System Medical for Pain Relief Arthritis Meniscus Tear ACL PCL MCL Runner Sport**NEENCA**$54.93**2,573 rev2y ago](https://www.amazon.com/dp/B0CY3ZPFND) [**DR. BRACE ELITE Knee Brace with Side Stabilizers & Patella Gel Pads for Maximum Knee Pain Support and fast recovery for men and women-Please Check How To Size Video (Mercury Large)**DR. BRACE**$26.07**24,814 rev4y ago](https://www.amazon.com/dp/B09F6SNKT4) [**Ovation Medical Game Changer Unloader Left Knee Brace - Lightweight Low Profile OA Knee Brace for Arthritis Pain and Support - Premium Knee Support for Medial and Lateral Knee Pain (Left)**Ovation Medical**$134.17**767 rev8y ago](https://www.amazon.com/dp/B0CLSZJRV1) [**DonJoy Drytex Sport Hinged Knee Brace Breathable Adjustable Support for Ligament Injuries (Large)**DonJoy**$67.81**620 rev8y ago](https://www.amazon.com/dp/B07FGHMHYS) [**DonJoy Performance Bionic Drytex Hinged Knee Sleeve Medium**DonJoy Performance**$55.97**336 rev8y ago](https://www.amazon.com/dp/B07BG8W4SQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**DonJoy Playmaker II Spacer Donut - X-Large**DonJoy**$174.49**4.1★**▲ 271%**](https://www.amazon.com/dp/B00OLG25NY) [**DonJoy Playmaker II Spacer Donut - Medium**DonJoy**$167.65**4.1★**▲ 214%**](https://www.amazon.com/dp/B00OLG1ZR6) [**DonJoy Drytex Sport Hinged Knee Brace Breathable Adjustable Support for Ligament Injuries (Large)**DonJoy**$67.81**4.2★**▲ 98%**](https://www.amazon.com/dp/B07FGHMHYS) [**DonJoy Tru-Pull Lite Knee Brace for Patella Instabilities & Dislocations - Bifurcated Strap and Dual-Durometer Buttress Medium Right**DonJoy**$67.33**4.1★**▲ 64%**](https://www.amazon.com/dp/B00OLG1QSY) [**DonJoy Reaction Web Knee Support Brace with Compression Undersleeve Absorbs Shock to Relive Pain - Pink X-Small/Small**DonJoy**$59.17**3.8★**▲ 50%**](https://www.amazon.com/dp/B00NOW5WNQ)
**~~View all trending →~~**
## **What buyers say about donjoy knee braces**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**13%
*“Fits nicely and as advertised”*
**Quality-Overall**12%
*“Good quality and easy to put on too”*
**Joint Pain**11%
*“Helped greatly with my knee pain”*
**Comfort-Overall**10%
*“Comfortable and supportive”*
**Efficiency**8%
*“It has been fairly effective”*
**Ease Of Use**5%
*“Easy to use”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Support-Overall**4%
*“Light and strong support”*
**Pain Relief-Overall**4%
*“No pain all day”*
**Value For Money**4%
*“Good Value”*
### **What buyers complain about **
**Size-Overall**17%
*“Not true to size”*
**Strap/String Quality**6%
*“strap is uncomfortable”*
**Durability**5%
*“Didnt last”*
**Comfort-Overall**5%
*“I returned it because it was not comfortable to wear”*
**Pain Relief-Overall**4%
*“Painful as hell”*
**Quality-Overall**4%
*“Price too high for quality”*
**Functionality-Overall**4%
*“minimal usage it no longer functions”*
**Joint Pain**3%
*“Adjustments never fixed angle it dug into side of my knee joint”*
**Ease Of Use**3%
*“Much too hard to use”*
**Grip**3%
*“It did tend to slip a little so needs to be very tight”*
### **Top return reasons **
**Size-Overall**45%
**Joint Pain**20%
**Comfort-Overall**10%
**Advertised Vs Actual Product**6%
**Functionality-Overall**4%
**Strap/String Quality**2%
**Pain Relief-Overall**1%
**Value For Money**1%
**Product Condition**1%
**Strength**1%
## **Common questions**
- **Is donjoy knee braces profitable to sell on Amazon United States?**
- The niche generates $379K/yr across 32 tracked products. 90-day search growth is -3.2%. Flapen's verdict: Skip it (42/100).
- **How competitive is the donjoy knee braces niche?**
- 7 brands and 31 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 98% of demand.
- **What do buyers complain about in donjoy knee braces?**
- Top complaints mined from reviews: Size-Overall, Strap/String Quality, Durability. The return rate is 8.2% — above our launch gate.
- **When does demand for donjoy knee braces peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the donjoy knee braces niche?**
- Listings span $24.22–$180.12; the average listing price is $81.09 (sweet spot $15–$100). The average incumbent carries 1,873 reviews — the moat a new listing must climb.
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