Is black seed oil capsules profitable to sell on Amazon United States?

The niche generates $1.1M/yr across 24 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -15.6%. Flapen's verdict: Worth a look (60/100).

How competitive is the black seed oil capsules niche?

19 brands and 539 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 63% of demand.

What do buyers complain about in black seed oil capsules?

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

When does demand for black seed oil capsules peak?

Demand peaks in Aug–Sep; the busiest month runs 4.4× the quietest.

What does it cost to enter the black seed oil capsules niche?

Listings span $8.15–$39.70; the average listing price is $23.20 (sweet spot $15–$100). The average incumbent carries 10,285 reviews — the moat a new listing must climb.

black seed oil capsules

Worth a look

Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$23.20

avg listing price — sweet spot $15–$100

Market size

Great$1.1M

$1.1M/yr · 627K searches

Price range

Great$8.15–$39.70

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

Conversion

Great7.2%

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

Brand share

Good63%

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

Competition

Good52%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,284.79

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-15.6%

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

According to Flapen's Amazon United States niche tracking, black seed oil capsules is a $1.1M/yr Amazon United States market (627K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 60/100.

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

black seed oil capsules market data

Units sold / yr: 50K–60K; avg 2,500–3,000/product
Revenue / yr: $1.2M–$1.4M; units × avg price
Conversion rate: 7.2%
Avg BSR: #100
Page quality: 0%
Prime: 100%
Sponsored: 92%
Out of stock: 5.0%
Avg brand age: 37 months
Avg seller age: 164 days

Competition & brand share

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 rising

Sellers

539

Top-5 brand share

63%

Top 20: 100%

Top-5 click share

52%

Top 20: 95%

Open market

31%

Healths Harmony26%
Amazing Herbs13%
Micro Ingredients8%
Horbäach8%
Carlyle8%
ZHOU6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.6% search growth over the last 90 days.

Peak months: Aug, Sep · busiest ÷ quietest = 4.4×

Open Trend

Top black seed oil capsules search terms

black seed oil capsules373K/yr -16.9%6.8% conv.
black seed oil pills35K/yr -7.8%4.8% conv.
black cumin seed oil capsules35K/yr +2.7%7.0% conv.
blackseed oil organic capsules33K/yr -24.1%6.1% conv.
black seed oil organic cold pressed capsules29K/yr -15.5%5.4% conv.
black seed oil capsules organic19K/yr -20.7%6.0% conv.
organic black seed oil capsules21K/yr -22.1%5.0% conv.
black seed capsules14K/yr -37.2%4.5% conv.
black seed oil softgels10K/yr -10.5%5.7% conv.
black seed oil supplements8K/yr -17.1%5.1% conv.

All search terms

Top black seed oil capsules 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Black Seed Oil - 120 Softgel Capsules Skin Health (Non-GMO & Vegan) Cold-Pressed Nigella Sativa Producing Pure Black Cumin Seed Oil with Vitamin E - 500mg Each 1000mg Per 2 Capsule Serving

Healths Harmony$21.224.5★53,219 rev

Horbaach Black Seed Oil Cold Pressed Softgel Capsules | 2000mg | 120 Count

Horbäach$16.154.6★10,473 rev

Carlyle Black Seed Oil Softgel Capsules | 2000mg | 70 Pills

Carlyle$10.014.6★1,368 rev

Micro Ingredients Black Seed Oil Softgels 3 000mg 240 Count | 2-in-1 Formula with Oil of Oregano Carvacrol & Thymoquinone | Plant Based Non-GMO

Micro Ingredients$28.044.7★820 rev

Amazing Herbs Premium Black Seed Oil Capsules - High Potency Cold Pressed Nigella Sativa Aids in Digestive Health Immune Support & Brain Function - 60 Count 1250mg

Amazing Herbs$29.334.6★26,108 rev

Newest

by launch date

Micro Ingredients Black Seed Oil with Vitamin D3 1000 IU 240 Softgels | 2 000 mg Black Seed Oil Per Serving | Nigella Sativa Oil | 2-in-1 Unrefined Seed Oil Formula | Non-GMO cGMP Manufactured

Micro Ingredients$26.1891 rev

7mo ago

NatureBell Black Seed Oil Softgels 3 000mg per Serving 240 Count 2-in-1 Formula with Oil of Oregano Carvacrol & Thymoquinone Nigella Sativa Producing Black Cumin Seed Oil Non-GMO

NatureBell$23.4541 rev

7mo ago

Micro Ingredients Black Seed Oil Softgels 3 000mg 240 Count | 2-in-1 Formula with Oil of Oregano Carvacrol & Thymoquinone | Plant Based Non-GMO

Micro Ingredients$28.04820 rev

1y ago

Organics Ocean Better Black Seed Oil Cold Pressed - Pure Nigella Sativa Oil for Immune Support - 5% Thymoquinone - Support Memory Vitality and Cellular Health

Organics Ocean$33.99784 rev

1y ago

Black Seed Oil Capsules 1000mg Per Serving - Best Cumin Seed Oil - Pure Nigella Sativa Black Seed Oil & Thymoquinone - Amazing Antioxidant for Skin Support Supplement - Bottled in USA - 60 Softgels

Nature's Peak$8.15152 rev

2y ago

What buyers say about black seed oil capsules

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

What buyers love

Quality-Overall26%

“the quality feels consistent”

Value For Money6%

“Good deal”

Vitamin6%

“Great combination with the included vitamin D”

Advertised Vs Actual Product6%

“As described”

Ease Of Chewing/Swallowing5%

“I had no problem swallowing it”

Efficiency3%

“Effectiveness feels gradual”

Ingredients-Overall3%

“They're made with quality ingredients from a trusted brand”

Inflammation3%

“Really does help with inflammation”

Taste-Overall3%

“has no weird taste or smell”

Side Effects2%

“no after affects”

What buyers complain about

Taste-Overall11%

“Bad aftertaste”

Dosage6%

“Low dose”

Side Effects6%

“the side effects are awful”

Functionality-Overall6%

“Didn't work for me”

Ingredients-Overall6%

“Attention: This product does not contain organic ingredients”

Value For Money4%

“Waste of money”

Quality-Overall4%

“The quality control for this product has declined”

Smell3%

“the smell is just as disgusting”

Acid Regulator/Stomach Ache Relief3%

“Upsets my stomach”

Regulates Digestion3%

“I'm still bloated after eating a very small amount”

Top return reasons

Oily/Greasy50%

Acid Regulator/Stomach Ache Relief25%

Smell25%

Common questions

Is black seed oil capsules profitable to sell on Amazon United States?: The niche generates $1.1M/yr across 24 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -15.6%. Flapen's verdict: Worth a look (60/100).
How competitive is the black seed oil capsules niche?: 19 brands and 539 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in black seed oil capsules?: Top complaints mined from reviews: Taste-Overall, Dosage, Side Effects. The return rate is 0.0%.
When does demand for black seed oil capsules peak?: Demand peaks in Aug–Sep; the busiest month runs 4.4× the quietest.
What does it cost to enter the black seed oil capsules niche?: Listings span $8.15–$39.70; the average listing price is $23.20 (sweet spot $15–$100). The average incumbent carries 10,285 reviews — the moat a new listing must climb.