---
title: "Kirkland Fish Oil 1000mg 400 Softgels — Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/health-household/kirkland-fish-oil-1000mg-400-softgels"
last_updated: "2026-08-12T14:16:47.681Z"
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description: "Amazon product research for kirkland fish oil 1000mg 400 softgels: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for kirkland fish oil 1000mg 400 softgels: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Kirkland Fish Oil 1000mg 400 Softgels — Amazon US Product Research"
---
# **Kirkland Fish Oil 1000mg 400 Softgels**
**Skip it**
Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Market size 36Growth 29Conversion 63Competition 29Returns 100Price range 91Avg price 95Brand share 3Review moat 20Quality gap 19
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$31.93**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.70–$57.25**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****5.6%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$179K**
$179K/yr · 100K searches
**Growth**
**Okay****+2.8%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****67%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****14,058.83**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****99%**
top-5 brand share — brand-locked demand
## **Is kirkland fish oil 1000mg 400 softgels profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, kirkland fish oil 1000mg 400 softgels is a $179K/yr Amazon United States market (100K searches/yr). The top 5 brands hold 99% of demand. Verdict: Skip it — 43/100.
Data updated Jul 26, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **kirkland fish oil 1000mg 400 softgels market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$192K–$255K**
- units × avg price
- **Conversion rate**
- **5.6%**
- **Avg BSR**
- **#507**
- **Page quality**
- **0%**
- **Prime**
- **61%**
- **Sponsored**
- **44%**
- **Out of stock**
- **1.7%**
- **Avg brand age**
- **94 months**
- **Avg seller age**
- **151 days**
## **Competition: brands, sellers & click share**
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**6 **▲rising
**Sellers**
**163**
**Top-5 brand share**
**99%**
Top 20: 100%
**Top-5 click share**
**67%**
Top 20: 100%
**Open market**
**0%**
- KIRKLAND84% - Nature Made6% - Nature's Bounty4% - NOW Foods3% - MAV NUTRITION2% - Sports Research1% - Open — no brand owns it (0%)
## **kirkland fish oil 1000mg 400 softgels demand & seasonality**
Weekly Amazon search volume, last 97 weeks — +2.8% search growth over the last 90 days.
3K2KSpike '25Black Friday '25Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/kirkland-fish-oil-1000mg-400-softgels/trend)
## **Top kirkland fish oil 1000mg 400 softgels search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **kirkland fish oil**44K/yr-6.6%5.7% conv. - **fish oil kirkland**13K/yr+10.2%4.6% conv. - **kirkland fish oil 1000mg 400 softgels**11K/yr+23.7%8.0% conv. - **kirkland omega 3**8K/yr+16.6%2.0% conv. - **omega 3 kirkland**8K/yr+4.3%2.3% conv. - **kirkland omega 3 fish oil**6K/yr-4.1%3.9% conv. - **kirkland fish oil 1000mg**3K/yr+0.6%9.1% conv. - **kirkland signature fish oil**3K/yr+14.4%4.9% conv. - **fish oil kirkland 1000mg**3K/yr-2.2%8.2% conv. - **kirkland fish oil 1400 mg**2K/yr+12.2%4.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/kirkland-fish-oil-1000mg-400-softgels/search-terms)
## **Top kirkland fish oil 1000mg 400 softgels 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%10%$18K20%$36K30%$54K40%$72K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kirkland Signature Fish Oil Concentrate with Omega-3 Fatty Acids 400 Softgels 1000mg**KIRKLAND**$33.00**4.8★1,606 rev](https://www.amazon.com/dp/B01L0S0T8I) [2**Omega-3 Fish Oil Concentrate 1 000 Mg. 400 Softgels**KIRKLAND**$24.35**4.9★108 rev](https://www.amazon.com/dp/B00P0PYZX8) [3**Kirkland Signature Fish Oil 1000 mg 400 Softgels (2 Pack)**KIRKLAND**$41.51**4.8★436 rev](https://www.amazon.com/dp/B07CGFSQR6) [4**Kirkland Signature hgar Fish Oil Concentrate 2 Pack 400 Count (Pack of 2)**KIRKLAND**$42.44**4.7★916 rev](https://www.amazon.com/dp/B07MVLF72F) [5**Kirkland Omega-3 Fish Oil 1000mg 300 Softgels**KIRKLAND**$54.33**4.6★701 rev](https://www.amazon.com/dp/B01MFX9EEM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Nature Made Fish Oil Omega 3 Supplements 2000mg Per Serving Softgels Omega 3 Fish Oil for Heart Health Support 250 Softgels**Nature Made**$25.46**555 rev10mo ago](https://www.amazon.com/dp/B0FS5MPD63) [**Kirkland Signature Wild Alaskan Fish Oil 1400 mg 230 Softgels**KIRKLAND**$30.01**737 rev7y ago](https://www.amazon.com/dp/B07N6YF2SF) [**Kirkland Signature hgar Fish Oil Concentrate 2 Pack 400 Count (Pack of 2)**KIRKLAND**$42.44**916 rev7y ago](https://www.amazon.com/dp/B07MVLF72F) [**Sports Research Omega-3 Fish Oil 1250 - Triple Strength Fish Oil Supplement from Wild Alaska Pollock - MSC Certified Sustainable Non-GMO Soy Free - 90 Softgel Capsules**Sports Research**$26.97**61,137 rev8y ago](https://www.amazon.com/dp/B07DX89ZHN) [**Kirkland Signature Fish Oil 1000 mg 400 Softgels (2 Pack)**KIRKLAND**$41.51**436 rev8y ago](https://www.amazon.com/dp/B07CGFSQR6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Omega-3 Fish Oil Concentrate 1 000 Mg. 400 Softgels**KIRKLAND**$24.35**4.9★**▲ 138%**](https://www.amazon.com/dp/B00P0PYZX8) [**Nature Made Fish Oil Omega 3 Supplements 2000mg Per Serving Softgels Omega 3 Fish Oil for Heart Health Support 250 Softgels**Nature Made**$25.46**4.8★**▲ 125%**](https://www.amazon.com/dp/B0FS5MPD63) [**Nature Made Fish Oil Omega 3 Supplements 1200 mg Softgels Omega 3 Fish Oil for Healthy Heart Support 230 Softgels 115 Day Supply**Nature Made**$17.16**4.8★**▲ 88%**](https://www.amazon.com/dp/B071VT9J98) [**Kirkland Signature 100% Wild Alaskan Salmon Oil 90 EPA 110 DHA 1200mg - 320 Enteric Coated Softgels**KIRKLAND**$42.29**4.6★**▲ 48%**](https://www.amazon.com/dp/B00EA1PFEG) [**KIRKLAND Signature Fish Oil 1000 mg. 400 Softgels (3 Pack)**KIRKLAND**$57.25**4.0★**▲ 40%**](https://www.amazon.com/dp/B014N7SEOE)
**~~View all trending →~~**
## **What reviews say buyers love and hate about kirkland fish oil 1000mg 400 softgels**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“EXCELLENT PRODUCT”*
**Value For Money**13%
*“Best value”*
**Advertised Vs Actual Product**6%
*“matches the description”*
**Vitamin**6%
*“Great brand of vitamin”*
**Ease Of Chewing/Swallowing**6%
*“Easy to Swallow”*
**Taste-Overall**5%
*“no horrible taste or smell”*
**Heart Health**3%
*“as it effectively helps lower cholesterol”*
**Nutritional Content**3%
*“a good addition for my nutrition”*
**Dosage**3%
*“The dosage is strong”*
**Joint Pain**2%
*“Great for inflammation and joint pain”*
### **What buyers complain about **
**Size-Overall**14%
*“Not a good fit for me”*
**Taste-Overall**14%
*“tasteless”*
**Smell**7%
*“Fishy smell”*
**Dosage**6%
*“Dosage is very high”*
**Ease Of Chewing/Swallowing**5%
*“wasnt as pleasant to swallow”*
**Quality-Overall**4%
*“Good quality just a little pricey”*
**Value For Money**3%
*“which in turn makes them more expensive than other brands”*
**Side Effects**2%
*“Caused stomach upset heartburn for everyone in our household while taking”*
**Advertised Vs Actual Product**2%
*“Deceptive advertising”*
**Stale/Rotten/Spoiled**2%
*“Arrived rancid”*
### **Top return reasons **
**Value For Money**23%
**Size-Overall**17%
**Smell**10%
**Oily/Greasy**10%
**Ease Of Chewing/Swallowing**8%
**Functionality-Overall**7%
**Ingredients-Overall**7%
**Advertised Vs Actual Product**5%
**Age Suitability**2%
**Stale/Rotten/Spoiled**2%
## **Common kirkland fish oil 1000mg 400 softgels questions**
- **Is kirkland fish oil 1000mg 400 softgels profitable to sell on Amazon United States?**
- The niche generates $179K/yr across 18 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +2.8%. Flapen's verdict: Skip it (43/100).
- **How competitive is the kirkland fish oil 1000mg 400 softgels niche?**
- 6 brands and 163 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 99% of demand.
- **What do buyers complain about in kirkland fish oil 1000mg 400 softgels?**
- Top complaints mined from reviews: Size-Overall, Taste-Overall, Smell. The return rate is 0.0%.
- **When does demand for kirkland fish oil 1000mg 400 softgels peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the kirkland fish oil 1000mg 400 softgels niche?**
- Listings span $12.70–$57.25; the average listing price is $31.93 (sweet spot $15–$100). The average incumbent carries 14,059 reviews — the moat a new listing must climb.
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