---
title: "Theradome — $404K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/theradome"
last_updated: "2026-08-09T16:29:30.864Z"
locale: en
meta:
description: "Niche score 26/100 · $404K/yr market · 50K searches/yr · $672.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 26/100 · $404K/yr market · 50K searches/yr · $672.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Theradome — $404K/yr Amazon US Niche (2026) - Flapen"
---
# **theradome**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 56Growth 18Conversion 15Competition 0Returns 19Price range 0Avg price 0Brand share 0Review moat 50Quality gap 88
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$404K**
$404K/yr · 50K searches
**Review moat**
**Good****1,495**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Bad****6.8%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-13.9%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.2%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Avg price**
**Bad****$672.02**
avg listing price — sweet spot $15–$100
**Price range**
**Bad****$440.02–$910.49**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**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, theradome is a $404K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Nov. Verdict: Skip it — 26/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **theradome market data**
- **Units sold / yr**
- **750–1K**
- avg 100–250/product
- **Revenue / yr**
- **$504K–$672K**
- units × avg price
- **Conversion rate**
- **1.2%**
- **Avg BSR**
- **#6**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **12.8%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**2 **—flat
**Sellers**
**2**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Theradome81% - iRestore19%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.9% search growth over the last 90 days.
2K2KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Nov · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/theradome/trend)
## **Top theradome search terms**
- **theradome**23K/yr+5.9%1.8% conv. - **theradome pro lh80**7K/yr+93.7%4.7% conv. - **theradome hair growth helmet**15K/yr-71.3%0.7% conv. - **theradome evo laser hair growth device**4K/yr+27.5%0.9% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/theradome/search-terms)
## **Top theradome 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%15%$61K30%$121K45%$182K60%$243K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 4 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Theradome PRO Laser Hair Growth Helmet LH80 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 2x Week Made in the USA**Theradome**$910.49**4.0★636 rev](https://www.amazon.com/dp/B00RV6OKJ8) [2**Theradome EVO Laser Hair Growth Helmet LH40 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 4x Week Made in the USA**Theradome**$512.02**4.0★636 rev](https://www.amazon.com/dp/B07K391B39) [3**iRestore Professional Laser Red Light Therapy for Hair Growth System - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - 282 Lasers & LEDs**iRestore**$825.53**4.4★1,235 rev](https://www.amazon.com/dp/B07M5X4D3P) [4**iRestore Essential - Laser Red Light Therapy for Hair Growth - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - Laser Cap for Hair Regrowth Stimulate Denser Fuller Hair**iRestore**$440.02**4.0★3,473 rev](https://www.amazon.com/dp/B01B29PCUU)
### **Newest**
by launch date
[**iRestore Professional Laser Red Light Therapy for Hair Growth System - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - 282 Lasers & LEDs**iRestore**$825.53**1,235 rev4y ago](https://www.amazon.com/dp/B07M5X4D3P) [**Theradome EVO Laser Hair Growth Helmet LH40 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 4x Week Made in the USA**Theradome**$512.02**636 rev7y ago](https://www.amazon.com/dp/B07K391B39) [**iRestore Essential - Laser Red Light Therapy for Hair Growth - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - Laser Cap for Hair Regrowth Stimulate Denser Fuller Hair**iRestore**$440.02**3,473 rev10y ago](https://www.amazon.com/dp/B01B29PCUU) [**Theradome PRO Laser Hair Growth Helmet LH80 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 2x Week Made in the USA**Theradome**$910.49**636 rev10y ago](https://www.amazon.com/dp/B00RV6OKJ8)
### **Trending**
90-day click momentum
[**Theradome PRO Laser Hair Growth Helmet LH80 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 2x Week Made in the USA**Theradome**$910.49**4.0★**▲ 20%**](https://www.amazon.com/dp/B00RV6OKJ8) [**iRestore Professional Laser Red Light Therapy for Hair Growth System - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - 282 Lasers & LEDs**iRestore**$825.53**4.4★**▼ 14%**](https://www.amazon.com/dp/B07M5X4D3P) [**iRestore Essential - Laser Red Light Therapy for Hair Growth - FDA Cleared Hair Loss Hair Thinning & Alopecia Treatment for Men & Women - Laser Cap for Hair Regrowth Stimulate Denser Fuller Hair**iRestore**$440.02**4.0★**▼ 16%**](https://www.amazon.com/dp/B01B29PCUU) [**Theradome EVO Laser Hair Growth Helmet LH40 100% Laser No Ineffective LEDs FDA-Cleared Red Light Therapy for Hair Regrowth 4x Week Made in the USA**Theradome**$512.02**4.0★**▼ 18%**](https://www.amazon.com/dp/B07K391B39)
## **What buyers say about theradome**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**24%
*“Ease of use”*
**Quality-Overall**18%
*“Solid Build Quality”*
**Hair Growth**14%
*“has done great for my hair to not lose anymore”*
**Comfort-Overall**10%
*“it is very comfortable”*
**Size-Overall**4%
*“Fits nice”*
**Value For Money**4%
*“not the most expensive”*
**Efficiency**3%
*“appears to be quite effective”*
**Assembly/Installation**3%
*“Easy to install and use”*
**Instructions/User Manual/Troubleshooting**2%
*“The directions are very clear”*
**Symptom Reduction**2%
*“My dermatologist was excited for me to try red light therapy”*
### **What buyers complain about **
**Functionality-Overall**18%
*“No Results”*
**Value For Money**13%
*“The item is costly”*
**Durability**12%
*“broke a year in”*
**Side Effects**9%
*“I realized the product was likely causing the hair loss”*
**Symptom Reduction**7%
*“No improvement to report on”*
**Size-Overall**7%
*“The helmet was way too large”*
**Hair Related**5%
*“doesnt take responsibility for the helmet being defective”*
**Battery Life**3%
*“the reason why the battery keeps dying”*
**Damage/Burn Hair**2%
*“cause severe hair loss”*
**Ease Of Use**1%
*“cant really use”*
### **Top return reasons **
**Value For Money**18%
**Functionality-Overall**16%
**Size-Overall**15%
**Advertised Vs Actual Product**9%
**Defective Material/Parts**8%
**Charging**7%
**Comfort-Overall**6%
**Weight Heavy**3%
**Product Condition**3%
**Coverage**3%
## **Common questions**
- **Is theradome profitable to sell on Amazon United States?**
- The niche generates $404K/yr across 4 tracked products. 90-day search growth is -13.9%. Flapen's verdict: Skip it (26/100).
- **How competitive is the theradome niche?**
- 2 brands and 2 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in theradome?**
- Top complaints mined from reviews: Functionality-Overall, Value For Money, Durability. The return rate is 6.8% — above our launch gate.
- **When does demand for theradome peak?**
- Demand peaks in Jan–Feb–Nov; the busiest month runs 2.1× the quietest.
- **What does it cost to enter the theradome niche?**
- Listings span $440.02–$910.49; the average listing price is $672.02 (sweet spot $15–$100). The average incumbent carries 1,495 reviews — the moat a new listing must climb.
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