Is circulation supplements profitable to sell on Amazon United States?

The niche generates $1.6M/yr across 5 tracked products. 90-day search growth is -11.9%. Flapen's verdict: Worth a look (50/100).

How competitive is the circulation supplements niche?

4 brands and 21 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in circulation supplements?

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

When does demand for circulation supplements peak?

Demand is steady year-round — the busiest month runs 2.2× the quietest.

What does it cost to enter the circulation supplements niche?

Listings span $14.77–$76.49; the average listing price is $37.45 (sweet spot $15–$100). The average incumbent carries 4,783 reviews — the moat a new listing must climb.

circulation supplements

Worth a look

Shows low returns (0.0%), but a concentrated shelf (top 5 take 100% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$37.45

avg listing price — sweet spot $15–$100

Price range

Incredible$14.77–$76.49

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

Market size

Great$1.6M

$1.6M/yr · 600K searches

Conversion

Great7.3%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Bad4,783.4

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-11.9%

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

Competition

Bad100%

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, circulation supplements is a $1.6M/yr Amazon United States market (600K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

circulation supplements market data

Units sold / yr: 30K–40K; avg 4,000–5,000/product
Revenue / yr: $1.1M–$1.5M; units × avg price
Conversion rate: 7.3%
Avg BSR: #161
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 58 months
Avg seller age: 152 days

Competition & brand share

The top 5 products capture 100% 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

100%

Top 20: 100%

Open market

Juvenon79%
Nutricost8%
HerbaMe6%
NutraPro6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -11.9% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 2.2×

Open Trend

Top circulation supplements search terms

blood flow 7 nitric oxide for men81K/yr +1.7%8.3% conv.
juvenon blood flow-7 nitric oxide74K/yr -20.0%11.1% conv.
circulation supplements70K/yr -4.1%1.9% conv.
blood circulation supplements51K/yr +1.8%1.5% conv.
blood flow supplement56K/yr -25.0%2.1% conv.
blood flow 755K/yr -35.0%8.3% conv.
blood flow49K/yr -44.9%2.3% conv.
circulation28K/yr -9.7%0.4% conv.
blood flow supplement for men22K/yr +10.7%1.1% conv.
juvenon23K/yr -21.6%5.9% conv.

All search terms

Top circulation supplements 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 5 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)

Juvenon$42.014.4★4,974 rev

Juvenon BloodFlow-7 XXXL Nitric Oxide Supplements for Men & Women - More Powerful Longer Lasting Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)

Juvenon$76.494.3★625 rev

Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO

Nutricost$14.774.5★13,609 rev

HerbaMe Blood Circulation Supplement 120 Capsules Supports Healthy Blood Flow & Leg Vein Wellness with Niacin L-Arginine Hawthorn Ginger Cayenne Diosmin & Horse Chestnut

HerbaMe$29.494.4★3,961 rev

Best Blood Circulation Supplements and Vein Support-Blood Flow Leg Circulation Heart Health and Varicose Veins.With Butchers Broom and Diosmin.Helps reduce swelling & Discomfort In Legs.90 Caps.

NutraPro$24.504.5★748 rev

Newest

by launch date

Best Blood Circulation Supplements and Vein Support-Blood Flow Leg Circulation Heart Health and Varicose Veins.With Butchers Broom and Diosmin.Helps reduce swelling & Discomfort In Legs.90 Caps.

NutraPro$24.50748 rev

1y ago

Juvenon BloodFlow-7 XXXL Nitric Oxide Supplements for Men & Women - More Powerful Longer Lasting Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)

Juvenon$76.49625 rev

1y ago

Juvenon BloodFlow-7 Nitric Oxide Supplements for Men & Women - Natural Nitric Oxide Booster with Nitrosigine + S7 - Blood Flow & Circulation Support (1-Pack)

Juvenon$42.014,974 rev

4y ago

Nutricost Nitric Oxide Booster 2250mg 180 Capsules - 750mg Per Casule 60 Servings - Gluten Free and Non-GMO

Nutricost$14.7713,609 rev

4y ago

HerbaMe Blood Circulation Supplement 120 Capsules Supports Healthy Blood Flow & Leg Vein Wellness with Niacin L-Arginine Hawthorn Ginger Cayenne Diosmin & Horse Chestnut

HerbaMe$29.493,961 rev

6y ago

What buyers say about circulation supplements

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

What buyers love

Quality-Overall18%

“Excellent product”

Blood Pressure12%

“BP improved”

Energy Level10%

“helps with energy”

Efficiency9%

“found them to be highly effective”

Advertised Vs Actual Product6%

“True to picture”

Value For Money6%

“Low price”

Vitamin3%

“Love this vitamin”

Heart Health3%

“Helps me in blood circulation in legs and feet”

Side Effects2%

“I noticed less issues after taking the supplement with my lower extremity blood flow”

Cold Relief2%

“Seems to have really helped with being cold all the time”

What buyers complain about

Functionality-Overall16%

“Didn't do anything for me”

Dosage10%

“the dose is low. 750 mg total”

Side Effects9%

“I Didnt feel any effects”

Blood Pressure6%

“Blood pressure is still high”

Advertised Vs Actual Product4%

“This doesn't work as advertised”

Value For Money4%

“Waste of money”

Acid Regulator/Stomach Ache Relief3%

“it just upsets my stomach in a couple of hours”

Sleep Quality2%

“not as sleepy”

Allergies2%

“But I began to break out in a ichy rash”

Vitamin2%

“this amino acid alternative simply didn't work at all for me”

Top return reasons

Value For Money33%

Advertised Vs Actual Product33%

Heart Health33%

Common questions

Is circulation supplements profitable to sell on Amazon United States?: The niche generates $1.6M/yr across 5 tracked products. 90-day search growth is -11.9%. Flapen's verdict: Worth a look (50/100).
How competitive is the circulation supplements niche?: 4 brands and 21 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in circulation supplements?: Top complaints mined from reviews: Functionality-Overall, Dosage, Side Effects. The return rate is 0.0%.
When does demand for circulation supplements peak?: Demand is steady year-round — the busiest month runs 2.2× the quietest.
What does it cost to enter the circulation supplements niche?: Listings span $14.77–$76.49; the average listing price is $37.45 (sweet spot $15–$100). The average incumbent carries 4,783 reviews — the moat a new listing must climb.