Is omega 3 500mg profitable to sell on Amazon United States?

The niche generates $71K/yr across 12 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.7%. Flapen's verdict: Skip it (39/100).

How competitive is the omega 3 500mg niche?

4 brands and 29 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in omega 3 500mg?

Top complaints mined from reviews: Taste-Overall, Size-Overall, Dosage. The return rate is 0.0%.

When does demand for omega 3 500mg peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the omega 3 500mg niche?

Listings span $8.51–$32.94; the average listing price is $20.04 (sweet spot $15–$100). The average incumbent carries 6,851 reviews — the moat a new listing must climb.

omega 3 500mg

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible12.2%

search→purchase rate — share of searches ending in a sale

Avg price

Great$20.04

avg listing price — sweet spot $15–$100

Price range

Good$8.51–$32.94

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Bad6,851.33

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-7.7%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Market size

Bad$71K

$71K/yr · 29K searches

Competition

Bad80%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, omega 3 500mg is a $71K/yr Amazon United States market (29K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 39/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

omega 3 500mg market data

Units sold / yr: 3K–4K; avg 250–500/product
Revenue / yr: $60K–$80K; units × avg price
Conversion rate: 12.2%
Avg BSR: #158
Page quality: 0%
Prime: 100%
Sponsored: 75%
Out of stock: 1.9%
Avg brand age: 85 months
Avg seller age: 159 days

Competition & brand share

The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

80%

Top 20: 100%

Open market

NatureWise86%
Nature Made9%
ME GUSTA SHOP3%
LUAL2%

Demand & seasonality

Weekly Amazon search volume, last 86 weeks — -7.7% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top omega 3 500mg search terms

naturewise omega 313K/yr -7.7%11.3% conv.
fish oil 500mg7K/yr +7.7%7.4% conv.
nature wise omega 36K/yr -18.9%10.0% conv.
spring valley omega 3 500mg3K/yr -13.9%7.0% conv.

All search terms

Top omega 3 500mg 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 12 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

NatureWise Extra-Strength Omega 3 Fish Oil Supplement - 1000mg per Serving - 600 EPA & 400 DHA and Vitamin E - Sustainably Sourced Fish Oil - Lemon Flavor GMO-Free - 180 Softgels[3-Month Supply]

NatureWise$16.674.7★9,828 rev

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$8.514.7★9,828 rev

NatureWise Omega 3 Fish Oil - 500mg Omega 3 per Serving - 300mg EPA & 200mg DHA - Sustainably Sourced for Purity - Lemon Flavored - Burpless - Gluten & Soy Free Non-GMO - 60 Softgels[2-Month Supply]

NatureWise$8.564.6★1,141 rev

Nature Made Omega 3 Fish Oil Supplements 550mg Per Serving Fish Oil Omega 3 Supplements as Ethyl Esters for Healthy Heart Support 300 Softgels 100 Day Supply

Nature Made$28.124.7★1,812 rev

NatureWise Quadruple Strength Omega 3 Fish Oil 4080mg- Natural TG Form + Wild Caught - 2450mg Omega 3 + 1350mg EPA 900mg DHA - Burpless - Non-GMO & USA Manufactured - 120 Softgels[40 Day Supply]

NatureWise$25.004.4★48 rev

Newest

by launch date

NatureWise Quadruple Strength Omega 3 Fish Oil 4080mg- Natural TG Form + Wild Caught - 2450mg Omega 3 + 1350mg EPA 900mg DHA - Burpless - Non-GMO & USA Manufactured - 120 Softgels[40 Day Supply]

NatureWise$25.0048 rev

8mo ago

NatureWise Ultra Omega 3 Fish Oil 2200 mg 1300 mg Omega-3 - Triglyceride Form - Lemon Flavor - Wild-Caught Fish Oil + EPA & DHA - Burpless Non-GMO - 60 Softgels[1-Month Supply]

NatureWise$12.59414 rev

1y ago

NatureWise Ultra Omega 3 Fish Oil 2200 mg 1300 mg Omega-3 - Triglyceride Form - Lemon Flavor - Wild-Caught Fish Oil + EPA & DHA - Burpless Non-GMO - 180 Softgels[3-Month Supply]

NatureWise$27.90414 rev

1y ago

NatureWise Omega 3 Fish Oil - 500mg Omega 3 per Serving - 300mg EPA & 200mg DHA - Sustainably Sourced for Purity - Lemon Flavored - Burpless - Gluten & Soy Free Non-GMO - 60 Softgels[2-Month Supply]

NatureWise$8.561,141 rev

1y ago

NatureWise Omega 3 Fish Oil - 500 mg per Pill - EPA & DHA - Immune Support Brain Health & Optimal Wellness - Gluten and Soy Free Non-GMO - 90 Softgels[3-Month Supply]

NatureWise$12.081,141 rev

1y ago

What buyers say about omega 3 500mg

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall18%

“The quality feels reliable, and the product arrived well packaged and on time”

Value For Money9%

“Very affordable”

Ease Of Chewing/Swallowing8%

“ease of swallow”

Taste-Overall6%

“Pleasant Taste”

Nutritional Content5%

“Nutrition”

Vitamin5%

“Vitamins”

Joint Pain3%

“Also good for your joints”

Ease Of Use3%

“Easy to use”

Dosage3%

“High quality, proper dosage”

Heart Health3%

“it also helps heart health”

What buyers complain about

Taste-Overall21%

“Taste is absolutely AWFUL”

Size-Overall10%

“A little larger capsule”

Dosage5%

“What a waste of pills for taking 2 times a day”

Smell4%

“Smells and taste really fishy”

Side Effects3%

“This stuff made me super sick”

Value For Money3%

“Too expensive”

Acid Regulator/Stomach Ache Relief3%

“i have a sensitive stomach”

Allergies2%

“my wife has a soy allergy”

Quality-Overall2%

“Poor quality”

Ease Of Chewing/Swallowing2%

“Hurts to swallow”

Top return reasons

Dosage33%

Product Condition33%

Size-Overall33%

Common questions

Is omega 3 500mg profitable to sell on Amazon United States?: The niche generates $71K/yr across 12 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.7%. Flapen's verdict: Skip it (39/100).
How competitive is the omega 3 500mg niche?: 4 brands and 29 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in omega 3 500mg?: Top complaints mined from reviews: Taste-Overall, Size-Overall, Dosage. The return rate is 0.0%.
When does demand for omega 3 500mg peak?: Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the omega 3 500mg niche?: Listings span $8.51–$32.94; the average listing price is $20.04 (sweet spot $15–$100). The average incumbent carries 6,851 reviews — the moat a new listing must climb.

omega 3 500mg

omega 3 500mg market data

Competition & brand share

Demand & seasonality

Top omega 3 500mg search terms

Top omega 3 500mg products on Amazon

Top sellers

Newest

Trending

What buyers say about omega 3 500mg

What buyers love

What buyers complain about

Top return reasons

Common questions

Related niches in Health & Household