---
title: "Fish Oil Fsa — $57K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/fish-oil-fsa"
last_updated: "2026-08-06T18:50:52.615Z"
locale: en
meta:
description: "Niche score 41/100 · $57K/yr market · 74K searches/yr · $20.97 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $57K/yr market · 74K searches/yr · $20.97 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Fish Oil Fsa — $57K/yr Amazon US Niche (2026) - Flapen"
---
# **fish oil fsa**
**Skip it**
A small market ($57K/yr) — this niche doesn't clear our bar today.
Market size 14Growth 22Conversion 46Competition 29Returns 100Price range 80Avg price 90Brand share 53Review moat 20Quality gap 23
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$20.97**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$7.43–$48.06**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****3.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-6.4%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****14,092.69**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$57K**
$57K/yr · 74K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, fish oil fsa is a $57K/yr Amazon United States market (74K searches/yr). The top 5 brands hold 73% of demand. Verdict: Skip it — 41/100.
Data updated Jul 26, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fish oil fsa market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$63K–$84K**
- units × avg price
- **Conversion rate**
- **3.6%**
- **Avg BSR**
- **#283**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **69%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **102 months**
- **Avg seller age**
- **154 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**92**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**21%**
- MASON NATURAL28% - New Chapter20% - Needed.13% - Osteo Bi-Flex7% - Garden of Life7% - MAV NUTRITION6%
## **Demand**
Weekly Amazon search volume, last 21 weeks — -6.4% search growth over the last 90 days.
2K2KSpike '26Mar '26Mar '26Apr '26May '26May '26Jun '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/fish-oil-fsa/trend)
## **Top fish oil fsa search terms**
- **fish oil fsa**11K/yr+2.8%3.0% conv. - **fish oil hsa**8K/yr+36.8%3.1% conv. - **omega 3 hsa**6K/yr+42.9%1.3% conv. - **fish oil fsa eligible**10K/yr-46.2%5.9% conv. - **omega 3 fish oil fsa**4K/yr+55.4%0.4% conv. - **omega fsa**4K/yr+76.9%0.4% conv. - **fish oil hsa eligible**6K/yr-33.0%5.3% conv. - **fsa fish oil**6K/yr-22.4%4.5% conv. - **omega 3 hsa eligible**4K/yr-1.2%4.7% conv. - **omega 3 fsa eligible**5K/yr-39.0%5.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/fish-oil-fsa/search-terms)
## **Top fish oil fsa 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%10%$6K20%$11K30%$17K40%$23K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**MASON NATURAL Glucosamine & Fish Oil with DHA & Omega-3 30 Day Supply**MASON NATURAL**$17.81**4.6★481 rev](https://www.amazon.com/dp/B009SS55DW) [2**New Chapter Wholemega for Moms Fish Oil Supplement Tiny Capsules 2000mg per Serving Prenatal DHA with Omega-3 + Vitamin D3 for Prenatal & Postnatal Support 500mg Each - 90 Count**New Chapter**$19.39**4.6★1,413 rev](https://www.amazon.com/dp/B0036BU9FQ) [3**Prenatal Omega-3 Pro - High Potency Dose of Sustainably Sourced Fish Oil 1000mg DHA 1000mg EPA Encased in a Gelatin-Free Plant-Based Softgel Shell 120ct**Needed.**$48.06**4.7★103 rev](https://www.amazon.com/dp/B0D2122KQH) [4**Osteo Bi-Flex Advanced Omega-3 Joint Complex Algae Oil Plant-Based Supplement Improve Joint Function Strength Flexibility Mobility 80 Softgels**Osteo Bi-Flex**$27.31**4.6★321 rev](https://www.amazon.com/dp/B0DXFV8QY2) [5**Triple Strength DHA Omega-3 Fish Oil 3600 mg | Over 2100mg Omega-3 Fatty Acids with 860 mg of DHA | 1300mg EPA | Best Essential Fatty Acids | Premium Wild Caught & Burpless Fish Oil | 120 Softgels**MAV NUTRITION**$34.12**4.6★30,234 rev](https://www.amazon.com/dp/B01NBTJFJB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Osteo Bi-Flex Advanced Omega-3 Joint Complex Algae Oil Plant-Based Supplement Improve Joint Function Strength Flexibility Mobility 80 Softgels**Osteo Bi-Flex**$27.31**321 rev1y ago](https://www.amazon.com/dp/B0DXFV8QY2) [**Prenatal Omega-3 Pro - High Potency Dose of Sustainably Sourced Fish Oil 1000mg DHA 1000mg EPA Encased in a Gelatin-Free Plant-Based Softgel Shell 120ct**Needed.**$48.06**103 rev2y ago](https://www.amazon.com/dp/B0D2122KQH) [![NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Sustainably Sourced Fish Oil - Lemon Flavor - 60 Softgels[1-Month Supply]](https://m.media-amazon.com/images/I/41A8nF92I0L.jpg)**NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Sustainably Sourced Fish Oil - Lemon Flavor - 60 Softgels\[1-Month Supply\]**NatureWise**$8.51**9,828 rev3y ago](https://www.amazon.com/dp/B0C5F59RWG) [**Nature Made Extra Strength Burp Less Fish Oil Omega 3 Supplements 1400 mg Minis Omega 3 Fish Oil as Ethyl Esters for Healthy Heart Brain Eyes Support 60 Softgels 30 Day Supply**Nature Made**$11.92**5,064 rev4y ago](https://www.amazon.com/dp/B09SRB8BXP) [**Amazon Elements Super Omega-3 Wild-Caught Fish Oil Natural Lemon Flavor EPA & DHA Omega-3 Fatty Acids 1280 mg per Serving 120 Softgels (Packaging may vary)**Amazon Elements**$11.48**7,084 rev7y ago](https://www.amazon.com/dp/B07BFSJLKX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Prenatal Omega-3 Pro - High Potency Dose of Sustainably Sourced Fish Oil 1000mg DHA 1000mg EPA Encased in a Gelatin-Free Plant-Based Softgel Shell 120ct**Needed.**$48.06**4.7★**▲ 195%**](https://www.amazon.com/dp/B0D2122KQH) [**Amazon Elements Super Omega-3 Wild-Caught Fish Oil Natural Lemon Flavor EPA & DHA Omega-3 Fatty Acids 1280 mg per Serving 120 Softgels (Packaging may vary)**Amazon Elements**$11.48**4.4★**▲ 140%**](https://www.amazon.com/dp/B07BFSJLKX) [**New Chapter Wholemega for Moms Fish Oil Supplement Tiny Capsules 2000mg per Serving Prenatal DHA with Omega-3 + Vitamin D3 for Prenatal & Postnatal Support 500mg Each - 180 Count**New Chapter**$34.21**4.6★**▲ 31%**](https://www.amazon.com/dp/B076PTKRSX) [![NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Sustainably Sourced Fish Oil - Lemon Flavor - 60 Softgels[1-Month Supply]](https://m.media-amazon.com/images/I/41A8nF92I0L.jpg)**NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Sustainably Sourced Fish Oil - Lemon Flavor - 60 Softgels\[1-Month Supply\]**NatureWise**$8.51**4.7★**▲ 19%**](https://www.amazon.com/dp/B0C5F59RWG) [**Natures Bounty Fish Oil Omega 3 Supplements - Supports Heart Health 1200 Mg Fish Oil Omega-3 200 Softgels (Pack of 1)**Nature's Bounty**$12.70**4.7★**▲ 13%**](https://www.amazon.com/dp/B000NPYY04)
**~~View all trending →~~**
## **What buyers say about fish oil fsa**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“the quality is consistent”*
**Taste-Overall**9%
*“no horrible taste or smell”*
**Value For Money**9%
*“Very affordable”*
**Ease Of Chewing/Swallowing**7%
*“Easier to Swallow”*
**Vitamin**6%
*“Good vitamin”*
**Advertised Vs Actual Product**5%
*“As described”*
**Joint Pain**3%
*“Eases joint pain”*
**Heart Health**3%
*“Great for heart health”*
**Nutritional Content**3%
*“Good supplement”*
**Dosage**2%
*“the dosing is perfect”*
### **What buyers complain about **
**Size-Overall**18%
*“They are HUGE”*
**Taste-Overall**15%
*“Tastes terrible”*
**Smell**5%
*“Fishy smell”*
**Ease Of Chewing/Swallowing**5%
*“Uncomfortable to swallow”*
**Dosage**5%
*“May require a lower dose”*
**Advertised Vs Actual Product**3%
*“Deceptive advertising”*
**Value For Money**3%
*“Too expensive”*
**Quality-Overall**2%
*“Poor quality”*
**Side Effects**2%
*“had a horrible reaction to these”*
**Ingredients-Overall**2%
*“the ingredients are different”*
### **Top return reasons **
**Value For Money**26%
**Size-Overall**19%
**Ingredients-Overall**10%
**Functionality-Overall**7%
**Ease Of Chewing/Swallowing**7%
**Smell**7%
**Oily/Greasy**5%
**Adhesion/Stickiness**4%
**Advertised Vs Actual Product**2%
**Accuracy-Overall**2%
## **Common questions**
- **Is fish oil fsa profitable to sell on Amazon United States?**
- The niche generates $57K/yr across 16 tracked products. 90-day search growth is -6.4%. Flapen's verdict: Skip it (41/100).
- **How competitive is the fish oil fsa niche?**
- 13 brands and 92 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in fish oil fsa?**
- Top complaints mined from reviews: Size-Overall, Taste-Overall, Smell. The return rate is 0.0%.
- **What does it cost to enter the fish oil fsa niche?**
- Listings span $7.43–$48.06; the average listing price is $20.97 (sweet spot $15–$100). The average incumbent carries 14,093 reviews — the moat a new listing must climb.
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