---
title: "Icaps — $2K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/icaps"
last_updated: "2026-08-12T08:48:41.506Z"
locale: en
meta:
description: "Amazon product research for icaps: $2K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for icaps: $2K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Icaps — $2K/mo Amazon US Product Research (2026)"
---
# **Icaps**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 7Growth 16Conversion 80Competition 9Returns 100Price range 84Avg price 95Brand share 0Review moat 21Quality gap 48
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$26.94**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.64–$42.79**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.3%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****12,264.75**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-17.7%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****89%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$27K**
$27K/yr · 12K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
## **Is icaps profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, icaps is a $27K/yr Amazon United States market (12K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 38/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **icaps market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$34K–$40K**
- units × avg price
- **Conversion rate**
- **8.3%**
- **Avg BSR**
- **#2,627**
- **Page quality**
- **0%**
- **Prime**
- **88%**
- **Sponsored**
- **75%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **179 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**56**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**89%**
Top 20: 100%
**Open market**
**0%**
- ICaps60% - PreserVision21% - Ocuvite11% - America Medic & Science6% - FYFTAK2%
## **icaps demand & seasonality**
Weekly Amazon search volume, last 98 weeks — -17.7% search growth over the last 90 days.
1K750Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Sep, Oct, Nov · busiest ÷ quietest = 2.8×
[**Open Trend **](https://flapen.com/research/us/health-household/icaps/trend)
## **Top icaps search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **eye caps**3K/yr+16.7%5.5% conv. - **icaps**4K/yr-17.8%8.9% conv. - **icaps eye vitamin lutein & zeaxanthin**3K/yr-50.1%6.1% conv. - **i caps**1K/yr-20.3%6.2% conv. - **i caps eye vitamins**318/yr+56.0%1.3% conv. - **i caps with lutein and zeaxanthin**956/yr-51.4%9.4% conv. - **icaps multivitamin eye vitamin**270/yr-71.9%0.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/icaps/search-terms)
## **Top icaps 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%15%$4K30%$8K45%$12K60%$16K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**ICaps Extra Lutein Tablets 30s**ICaps**$35.60**4.4★18 rev](https://www.amazon.com/dp/B07GGY7VC7) [2**I-Caps Lutein and Zeaxanthin Dietary Supplement for Healthy Eyes 30 Tablets**ICaps**$42.79**0.0★0 rev](https://www.amazon.com/dp/B003Y79H5A) [3**PreserVision AREDS 2 Eye Vitamins #1 Eye Doctor Recommended Brand Lutein and Zeaxanthin Supplement with Vitamin C Vitamin E Zinc and Copper 120 Softgels (Minigels)**PreserVision**$30.24**4.7★56,006 rev](https://www.amazon.com/dp/B00DJUK8HS) [4**Ocuvite 50+ Eye Vitamin & Mineral Supplement Multivitamin for Vision & Ocular Health with Omega-3 Zinc Vitamins C & E Lutein & Zeaxanthin Zinc Supplements for Women and Men 90 Softgels**Ocuvite**$19.90**4.7★23,707 rev](https://www.amazon.com/dp/B00DJUK8IM) [5**America Medic & Science EyeCaps (30 Caplets) | Dietary Supplement for Men and Women | Supports Vision Health | Enriched with Lutein Zinc Selenium Chromium and Vitamins A C E and B2**America Medic & Science**$29.64**3.5★32 rev](https://www.amazon.com/dp/B09LXZQ3D1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mens I Fix Stuff & I Know Things Baseball Cap for Handymen Gear Heads & Tech Lovers (Khaki)**FYFTAK**$10.64**78 rev4mo ago](https://www.amazon.com/dp/B0GTZQZL93) [**PreserVision AREDS 2 Eye Vitamins #1 Eye Doctor Recommended Brand Lutein and Zeaxanthin Supplement with Vitamin C Vitamin E Zinc and Copper 130 Softgels (Minigels)**PreserVision**$33.44**9,633 rev4y ago](https://www.amazon.com/dp/B09TG6TP2Y) [**America Medic & Science EyeCaps (30 Caplets) | Dietary Supplement for Men and Women | Supports Vision Health | Enriched with Lutein Zinc Selenium Chromium and Vitamins A C E and B2**America Medic & Science**$29.64**32 rev4y ago](https://www.amazon.com/dp/B09LXZQ3D1) [**ICaps Extra Lutein Tablets 30s**ICaps**$35.60**18 rev7y ago](https://www.amazon.com/dp/B07GGY7VC7) [**Ocuvite 50+ Eye Vitamin & Mineral Supplement Multivitamin for Vision & Ocular Health with Omega-3 Zinc Vitamins C & E Lutein & Zeaxanthin Zinc Supplements for Women and Men 90 Softgels**Ocuvite**$19.90**23,707 rev8y ago](https://www.amazon.com/dp/B00DJUK8IM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Mens I Fix Stuff & I Know Things Baseball Cap for Handymen Gear Heads & Tech Lovers (Khaki)**FYFTAK**$10.64**4.4★**▲ 214%**](https://www.amazon.com/dp/B0GTZQZL93) [**I-Caps Lutein and Zeaxanthin Dietary Supplement for Healthy Eyes 30 Tablets**ICaps**$42.79**0.0★**▲ 210%**](https://www.amazon.com/dp/B003Y79H5A) [**ICaps Extra Lutein Tablets 30s**ICaps**$35.60**4.4★**▲ 104%**](https://www.amazon.com/dp/B07GGY7VC7) [**America Medic & Science EyeCaps (30 Caplets) | Dietary Supplement for Men and Women | Supports Vision Health | Enriched with Lutein Zinc Selenium Chromium and Vitamins A C E and B2**America Medic & Science**$29.64**3.5★**▼ 14%**](https://www.amazon.com/dp/B09LXZQ3D1) [**Ocuvite 50+ Eye Vitamin & Mineral Supplement Multivitamin for Vision & Ocular Health with Omega-3 Zinc Vitamins C & E Lutein & Zeaxanthin Zinc Supplements for Women and Men 50 Softgels**Ocuvite**$13.24**4.7★**▼ 15%**](https://www.amazon.com/dp/B000FEPUEW)
**~~View all trending →~~**
## **What reviews say buyers love and hate about icaps**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Eye-Hygiene**24%
*“Helps with eyes”*
**Quality-Overall**16%
*“this brand is the most complete”*
**Vitamin**12%
*“Good vitamin”*
**Value For Money**10%
*“Great value”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Ease Of Chewing/Swallowing**4%
*“the capsules are easy to take”*
**Efficiency**3%
*“PreserVision works great”*
**Dosage**2%
*“perfect dosage”*
**Side Effects**2%
*“dont cause any noticeable side effects”*
**Focus Enhancement**2%
*“Has helped me keep my vision for years”*
### **What buyers complain about **
**Value For Money**12%
*“Too expensive”*
**Side Effects**8%
*“Serious Side Effect”*
**Smell**7%
*“Smell is terrible”*
**Dosage**5%
*“I am only taking 1 pill a day”*
**Vitamin**5%
*“soaked the vitamin box”*
**Size-Overall**4%
*“THEY ARE HUGE”*
**Acid Regulator/Stomach Ache Relief**4%
*“Stomach upset”*
**Allergies**3%
*“Allergic Reaction”*
**Adhesion/Stickiness**3%
*“These pills stick in my throat when I try to swallow them”*
**Moist/Dry**3%
*“Suffered with dry eyes”*
### **Top return reasons **
**Value For Money**23%
**Size-Overall**15%
**Charging**12%
**Stitch/Finish/Polish**8%
**Quality-Overall**8%
**Vitamin**8%
**Side Effects**8%
**Joint Pain**4%
**Acid Regulator/Stomach Ache Relief**4%
**Comfort-Overall**4%
## **Common icaps questions**
- **Is icaps profitable to sell on Amazon United States?**
- The niche generates $27K/yr across 8 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -17.7%. Flapen's verdict: Skip it (38/100).
- **How competitive is the icaps niche?**
- 5 brands and 56 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in icaps?**
- Top complaints mined from reviews: Value For Money, Side Effects, Smell. The return rate is 0.0%.
- **When does demand for icaps peak?**
- Demand peaks in Sep–Oct–Nov; the busiest month runs 2.8× the quietest.
- **What does it cost to enter the icaps niche?**
- Listings span $10.64–$42.79; the average listing price is $26.94 (sweet spot $15–$100). The average incumbent carries 12,265 reviews — the moat a new listing must climb.
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