---
title: "670 Nm Red Light for Eyes — $98K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/670-nm-red-light-for-eyes"
last_updated: "2026-08-09T03:54:56.823Z"
locale: en
meta:
description: "Niche score 47/100 · $98K/yr market · 84K searches/yr · $46.44 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $98K/yr market · 84K searches/yr · $46.44 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "670 Nm Red Light for Eyes — $98K/yr Amazon US Niche (2026) - Flapen"
---
# **670 nm red light for eyes**
**Skip it**
Soft demand (-16.3% this quarter) — this niche doesn't clear our bar today.
Market size 25Growth 17Conversion 32Competition 54Returns 41Price range 31Avg price 94Brand share 60Review moat 94Quality gap 82
**Review moat**
**Great****116.7**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$46.44**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Okay****3.7%**
return rate — above 5% kills the launch gate
**Conversion**
**Okay****2.5%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****$7.97–$286.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Bad****$98K**
$98K/yr · 84K searches
**Growth**
**Bad****-16.3%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, 670 nm red light for eyes is a $98K/yr Amazon United States market (84K searches/yr). The top 5 brands hold 69% of demand. Verdict: Skip it — 47/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **670 nm red light for eyes market data**
- **Units sold / yr**
- **3K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$116K–$139K**
- units × avg price
- **Conversion rate**
- **2.5%**
- **Avg BSR**
- **#661**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **78%**
- **Out of stock**
- **12.1%**
- **Avg brand age**
- **21 months**
- **Avg seller age**
- **158 days**
## **Competition & brand share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▼falling
**Sellers**
**22**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 94%
**Open market**
**24%**
- Gamma Light Therapy LLC24% - Eagle67019% - Lukirch10% - Edoyosa9% - Generic8% - Finezeal8%
## **Demand**
Weekly Amazon search volume, last 40 weeks — -16.3% search growth over the last 90 days.
4K3KSpike '25Holiday '25Spike '26Oct '25Nov '25Dec '25Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/health-household/670-nm-red-light-for-eyes/trend)
## **Top 670 nm red light for eyes search terms**
- **670 nm red light for eyes**23K/yr-5.0%2.9% conv. - **670nm red light**18K/yr-19.8%1.7% conv. - **670nm red light for eyes**9K/yr-12.6%2.9% conv. - **670nm red light therapy**7K/yr-7.1%1.1% conv. - **670 nm red light**7K/yr-21.2%2.8% conv. - **670nm**4K/yr-2.1%2.0% conv. - **red light 670nm for eyes**3K/yr-31.9%2.6% conv. - **red light therapy 670nm**4K/yr-36.1%1.5% conv. - **red light 670nm**4K/yr-24.0%1.5% conv. - **red light therapy for eyes 670nm**4K/yr-66.8%1.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/670-nm-red-light-for-eyes/search-terms)
## **Top 670 nm red light for eyes 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%$4K8%$8K12%$12K16%$16K1101001K 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**670nm Red Light Therapy for General Wellness | USA Lab Verified 670 nm Flashlight (LED) w/Silicone Spacing Tube | Easy on The Eyes - no Blue Light v4.0 by Eagle670**Eagle670**$21.08**3.9★86 rev](https://www.amazon.com/dp/B0FP6GVC2B) [2**Revive - 670nm Red Reading Light by Gamma - Sleep Therapy - Melatonin Promoting Natural Sleep Aid**Gamma Light Therapy LLC**$24.38**4.2★301 rev](https://www.amazon.com/dp/B0DNLG2Q5G) [3**Edoyosa Red Light Bulbs for Sleep 670nm Natural Sleep Aid Lamp Blue Light Blocking 7W E26 Base for Stress Relief Relaxation Travel Meditation and Yoga**Edoyosa**$7.97**4.4★100 rev](https://www.amazon.com/dp/B0FFT6Z2Y3) [4**Lukirch 670nm Red Light Therapy Glasses for Eye Comfort & Visual Wellness**Lukirch**$91.44**4.1★144 rev](https://www.amazon.com/dp/B0F2MT94SG) [5**Revive - 670nm Red Light Bulb by Gamma - Sleep Therapy - Melatonin Promoting Natural Sleep Aid**Gamma Light Therapy LLC**$29.41**4.4★429 rev](https://www.amazon.com/dp/B0D8RHHXYC)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**BoRccdit 670nm Red Light Bulbs for Sleep Lab-Certified Deep Red Light Bulb 100% Blue Light Blocking A15 7W Dim Red LED Night Light Bulb for Bedroom Baby Nursery Read (2PK White Shell Red Glows)**BoRccdit**$9.98**44 rev6mo ago](https://www.amazon.com/dp/B0GFW8ZVGM) [**SANSI 670nm Red Light Bulb for Sleep Therapy Zero Blue Light for Melatonin Promoting Natural Sleep Aid 6W A15 E26 LED Red Night Light for Bedroom Baby Nursery**SANSI**$19.05**45 rev6mo ago](https://www.amazon.com/dp/B0G6YYSP3Y) [**670nm LED Red Light Therapy Glasses for Daily Eye Wellness UV-Free**Generic**$81.76**10 rev7mo ago](https://www.amazon.com/dp/B0G64VYT2N) [**2-in-1 Red & Blue Light Therapy Glasses for Eye Comfort & Visual Wellness**Generic**$77.56**9 rev7mo ago](https://www.amazon.com/dp/B0G5NZLRWC) [**Finezeal 670nm Red Light Night Light Lamp for Sleep - Zero Blue Light Rechargeable Portable Dimmable Red &1500K Amber Lamp for Bedroom Nursery Camping**Finezeal**$15.07**59 rev7mo ago](https://www.amazon.com/dp/B0G58TNSR3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Spectral WaveFront for Vision Support**Kyper Spectral Science**$286.53**4.6★**▲ 461%**](https://www.amazon.com/dp/B0FMLD17DZ) [**BoRccdit 670nm Red Light Bulbs for Sleep Lab-Certified Deep Red Light Bulb 100% Blue Light Blocking A15 7W Dim Red LED Night Light Bulb for Bedroom Baby Nursery Read (2PK White Shell Red Glows)**BoRccdit**$9.98**4.4★**▲ 455%**](https://www.amazon.com/dp/B0GFW8ZVGM) [**670nm LED Red Light Therapy Glasses for Daily Eye Wellness UV-Free**Generic**$81.76**3.7★**▲ 407%**](https://www.amazon.com/dp/B0G64VYT2N) [**SANSI 670nm Red Light Bulb for Sleep Therapy Zero Blue Light for Melatonin Promoting Natural Sleep Aid 6W A15 E26 LED Red Night Light for Bedroom Baby Nursery**SANSI**$19.05**4.2★**▲ 310%**](https://www.amazon.com/dp/B0G6YYSP3Y) [**2-in-1 Red & Blue Light Therapy Glasses for Eye Comfort & Visual Wellness**Generic**$77.56**4.7★**▲ 294%**](https://www.amazon.com/dp/B0G5NZLRWC)
**~~View all trending →~~**
## **What buyers say about 670 nm red light for eyes**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Brightness/Shine/Glow**24%
*“Soft light”*
**Sleep Quality**12%
*“Quality sleep”*
**Quality-Overall**7%
*“Excellent product”*
**Ease Of Use**6%
*“Easy to use”*
**Charging**5%
*“Easy to charge and use”*
**Color**4%
*“I think that the color that it comes in is great”*
**Value For Money**4%
*“Worth it”*
**Portability**3%
*“Sleek and portable”*
**Comfort-Overall**3%
*“What surprised me the most was how comfortable the eyes were”*
**Battery Life**2%
*“Battery life is strong”*
### **What buyers complain about **
**Durability**12%
*“Not durable”*
**Charging**11%
*“Will not charge at all”*
**Brightness/Shine/Glow**11%
*“Too bright”*
**Size-Overall**8%
*“too big”*
**Quality-Overall**5%
*“They are very low quality”*
**Battery Life**5%
*“Battery life is very short”*
**Functionality-Overall**5%
*“They do not work properly”*
**Color**4%
*“Is NOT a red light”*
**Sleep Quality**3%
*“disrupting my sleep”*
**Strength**2%
*“still be too weak or poorly controlled to produce meaningful effects”*
### **Top return reasons **
**Brightness/Shine/Glow**27%
**Functionality-Overall**14%
**Size-Overall**14%
**Advertised Vs Actual Product**9%
**Color**5%
**Bulb Flicker/Dimming/Color**5%
**Charging**5%
**Value For Money**3%
**Sleep Quality**2%
**Quality-Overall**1%
## **Common questions**
- **Is 670 nm red light for eyes profitable to sell on Amazon United States?**
- The niche generates $98K/yr across 27 tracked products. 9 of 14 products launched in the last 360 days are still selling. 90-day search growth is -16.3%. Flapen's verdict: Skip it (47/100).
- **How competitive is the 670 nm red light for eyes niche?**
- 17 brands and 22 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in 670 nm red light for eyes?**
- Top complaints mined from reviews: Durability, Charging, Brightness/Shine/Glow. The return rate is 3.7%.
- **What does it cost to enter the 670 nm red light for eyes niche?**
- Listings span $7.97–$286.53; the average listing price is $46.44 (sweet spot $15–$100). The average incumbent carries 117 reviews — the moat a new listing must climb.
## **Related niches in Health & Household**
- 76 [**cedar oil**](https://flapen.com/research/us/health-household/cedar-oil)$1.2M/yr+214.4%**Launch it**- 77 [**nutrapure glp1 cutting mix**](https://flapen.com/research/us/health-household/nutrapure-glp1-cutting-mix)$149K/yr+940.2%**Worth a look**- 77 [**dexcom g7**](https://flapen.com/research/us/health-household/dexcom-g7)$2.0M/yr+39.9%**Launch it**- 77 [**purelia**](https://flapen.com/research/us/health-household/purelia)$635K/yr+359.7%**Worth a look**- 77 [**graduation napkins**](https://flapen.com/research/us/health-household/graduation-napkins)$302K/yr+385.7%**Worth a look**- 77 [**credit card wand**](https://flapen.com/research/us/health-household/credit-card-wand)$418K/yr+101.3%**Worth a look**[**All Health & Household niches **](https://flapen.com/research/us/health-household)