Is omega 3 vitamin d3 k2 profitable to sell on Amazon United States?

The niche generates $43K/yr across 20 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -20.9%. Flapen's verdict: Skip it (44/100).

How competitive is the omega 3 vitamin d3 k2 niche?

16 brands and 588 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 68% of demand.

What do buyers complain about in omega 3 vitamin d3 k2?

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

When does demand for omega 3 vitamin d3 k2 peak?

Demand peaks in Jun; the busiest month runs 4.9× the quietest.

What does it cost to enter the omega 3 vitamin d3 k2 niche?

Listings span $9.70–$58.17; the average listing price is $30.47 (sweet spot $15–$100). The average incumbent carries 6,151 reviews — the moat a new listing must climb.

Omega 3 Vitamin D3 K2

Skip it

A small market ($43K/yr) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$30.47

avg listing price — sweet spot $15–$100

Price range

Great$9.70–$58.17

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

Brand share

Good68%

top-5 brand share — brands hold most of the demand

Conversion

Good4.2%

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

Competition

Okay62%

top-5 click share — leaders hold, buyers still browse

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Review moat

Bad6,151.25

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-20.9%

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

Market size

Bad$43K

$43K/yr · 34K searches

Signals No Dominant Brand Low Review Barrier

Is omega 3 vitamin d3 k2 profitable on Amazon?

According to Flapen's Amazon United States niche tracking, omega 3 vitamin d3 k2 is a $43K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Jun. Verdict: Skip it — 44/100.

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

omega 3 vitamin d3 k2 market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: $46K–$61K; units × avg price
Conversion rate: 4.2%
Avg BSR: #601
Page quality: 0%
Prime: 100%
Sponsored: 90%
Out of stock: 2.8%
Avg brand age: 59 months
Avg seller age: 157 days

Competition: brands, sellers & click share

The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 rising

Sellers

588

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

62%

Top 20: 100%

Open market

23%

Wiley's Finest17%
Nordic Naturals15%
PrimeMD14%
The 'Pause Life12%
Arofum10%
Oceanblue9%

omega 3 vitamin d3 k2 demand & seasonality

Weekly Amazon search volume, last 100 weeks — -20.9% search growth over the last 90 days.

Peak months: Jun · busiest ÷ quietest = 4.9×

Open Trend

Top omega 3 vitamin d3 k2 search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

omega 3 vitamin d3 k29K/yr -38.3%5.4% conv.
omega 3 d3 k27K/yr +0.3%4.5% conv.
omega 3 with d3 and k24K/yr +27.2%4.3% conv.
d3 k2 omega 34K/yr +8.4%3.6% conv.
omega 3 vitamin d and k7K/yr -48.3%5.6% conv.
vitamin d3 k2 omega 33K/yr -35.6%3.2% conv.

All search terms

Top omega 3 vitamin d3 k2 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.

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

All 20 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

4-in-1 Fish Oil Omega 3 Fatty Supplements (2100mg) - Omega 3 Fish Oil with Vitamins D3 K2 and CoQ10 - Lemon Flavored (120 softgels)

PrimeMD$24.704.5★1,803 rev

Wileys Finest Wild Alaskan Fish Oil Vitamin K2 & D3 Softgels - 500mg of EPA and DHA Omega-3s for Bone and Heart Health Support - 60 Softgels (60 Servings)

Wiley's Finest$36.134.8★218 rev

The Pause Life Omega 3 Vitamin D3 & K2 Fish Oil Supplement 120 Softgels

The 'Pause Life$51.614.5★139 rev

Nordic Naturals Ultimate Omega Plant Based Vitamin with Vitamin D3+K2-60 Vegetarian Soft Gels - 1210 mg Omega-3s Plus 2000 IU D3 and 90 mcg K2 - Promotes Brain Health - Non GMO - 30 Servings

Nordic Naturals$45.104.8★158 rev

Omega 3 Fish Oil with Vitamin D3 K2 300 Lemon Flavored Burpless Softgels | High EPA & DHA rTG Formula with CoQ10 & Astaxanthin | Gluten-Free Non-GMO

Arofum$20.604.7★975 rev

Newest

by launch date

Vitalitown Vitamin D3 K2 with Fish Oil Omega-3 Supplements 1000mg EPA DHA Omega 3 Fatty Acids from Fresh Wild Caught Fish Support for Heart & Brain Health 120 Softgels

Vitalitown$18.2141 rev

6mo ago

Oceanblue Professional Omega-3 2100 with Vitamin K2 and D3 - Triple Strength EPA DHA Omega 3 Supplement - Burpless Wild Caught Fish Oil - Orange Flavor 120 Softgels

Oceanblue$36.58365 rev

8mo ago

Innate Vitality Omega 3 Fish Oil Supplement 2000mg Fish Oil Per Serving EPA 600mg + DHA 400mg with Vitamins D3 K2 Supports Brain & Heart Health Sustainable & Wild-Caught 60 Softgels

Innate Vitality$13.4680 rev

10mo ago

Nutri11 Omega-3 Fish Oil with Vitamin D3 K2 & Astaxanthin Enteric Coated No Fishy Burps Doctor Formulated 60 Liquid Capsules

Nutri11$39.0990 rev

11mo ago

NatureMyst Omega-3 Fish Oil 2000 mg Vitamin D3 K2 (MK-7) 1100 mg Omega-3 Supplements for Women & Men 600 mg EPA 400 mg DHA Bone Heart Brain & Immune Health 60 Softgels

NatureMyst$12.6226 rev

11mo ago

What reviews say buyers love and hate about omega 3 vitamin d3 k2

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

What buyers love

Quality-Overall20%

“consistent in quality”

Vitamin17%

“Great vitamin”

Ease Of Chewing/Swallowing8%

“Easy to swallow pill”

Value For Money7%

“They are affordable”

Taste-Overall4%

“Doesn't taste bad”

Advertised Vs Actual Product3%

“As advertised”

Ease Of Use3%

“which makes it easy to keep track of”

Nutritional Content3%

“Good Supplement”

Energy Level2%

“energy boost”

Dosage2%

“I also like the dosage balance here”

What buyers complain about

Taste-Overall11%

“Did not taste good”

Dosage9%

“The dosing is too high”

Size-Overall7%

“Small”

Vitamin6%

“Wish it had Vitamin A also”

Value For Money4%

“Too expensive”

Smell3%

“smells awful”

Side Effects3%

“Made me nauseas and have headaches”

Quality-Overall2%

“Poor quality capsules”

Advertised Vs Actual Product2%

“Misleading description”

Allergies2%

“Can cause allergic reaction”

Top return reasons

Value For Money32%

Vitamin9%

Dosage8%

Ingredients-Overall8%

Advertised Vs Actual Product7%

Functionality-Overall6%

Size-Overall6%

Vegan/Organic4%

Smell4%

Hard Feel3%

Common omega 3 vitamin d3 k2 questions

Is omega 3 vitamin d3 k2 profitable to sell on Amazon United States?: The niche generates $43K/yr across 20 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -20.9%. Flapen's verdict: Skip it (44/100).
How competitive is the omega 3 vitamin d3 k2 niche?: 16 brands and 588 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in omega 3 vitamin d3 k2?: Top complaints mined from reviews: Taste-Overall, Dosage, Size-Overall. The return rate is 0.0%.
When does demand for omega 3 vitamin d3 k2 peak?: Demand peaks in Jun; the busiest month runs 4.9× the quietest.
What does it cost to enter the omega 3 vitamin d3 k2 niche?: Listings span $9.70–$58.17; the average listing price is $30.47 (sweet spot $15–$100). The average incumbent carries 6,151 reviews — the moat a new listing must climb.