Is aminexil shampoo profitable to sell on Amazon United States?

The niche generates $781K/yr across 7 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -19.4%. Flapen's verdict: Worth a look (50/100).

How competitive is the aminexil shampoo niche?

2 brands and 9 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in aminexil shampoo?

Top complaints mined from reviews: Hair Related, Functionality-Overall, Value For Money. The return rate is 1.2%.

What does it cost to enter the aminexil shampoo niche?

Listings span $23.85–$76.04; the average listing price is $44.44 (sweet spot $15–$100). The average incumbent carries 362 reviews — the moat a new listing must climb.

aminexil shampoo

Worth a look

Shows a sweet-spot price point ($44.44 avg), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Avg price

Incredible$44.44

avg listing price — sweet spot $15–$100

Price range

Incredible$23.85–$76.04

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

Returns

Great1.2%

return rate — above 5% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Great362.14

avg incumbent reviews — the moat a new listing must climb

Market size

Good$781K

$781K/yr · 386K searches

Conversion

Good4.5%

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

Growth

Bad-19.4%

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

Competition

Bad92%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, aminexil shampoo is a $781K/yr Amazon United States market (386K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 50/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

aminexil shampoo market data

Units sold / yr: 15K–20K; avg 2,000–2,500/product
Revenue / yr: $667K–$889K; units × avg price
Conversion rate: 4.5%
Avg BSR: #306
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 43 months
Avg seller age: 139 days

Competition & brand share

The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

92%

Top 20: 100%

Open market

GROWPLEX80%
NIOXIN20%

Demand

Weekly Amazon search volume, last 14 weeks — -19.4% search growth over the last 90 days.

Open Trend

Top aminexil shampoo search terms

growplex202K/yr -40.0%4.5% conv.
growplex minoxidil38K/yr +41.0%5.7% conv.
nioxin hair fall defense shampoo55K/yr +9.9%5.3% conv.
aminexil shampoo35K/yr -48.5%0.2% conv.
minoxidil growplex5K/yr +188.5%2.8% conv.
groplex minoxidil5K/yr +55.5%1.3% conv.
growplex vitafoam6K/yr -23.6%4.1% conv.
grow plex6K/yr +3.4%4.6% conv.
glowplex minoxidil3K/yr +13.7%4.8% conv.
vitafoam minoxidil5K/yr -39.6%4.1% conv.

All search terms

Top aminexil shampoo 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 7 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Growplex Vitafoam 5% Minoxidil Foam for Men & Women DHT Blocking Minoxidil for Men Foam Non-Greasy Fast-Drying Formula for Hair Regrowth

GROWPLEX$39.753.8★92 rev

NIOXIN Hair Fall Defense Shampoo | Activates Hair Follicles for Visibly Less Hair Loss | With Niacinamide Caffeine Lauric Acid and Sandalore | 8.1 Fl Oz.

NIOXIN$23.854.1★1,340 rev

Growplex Revive Hair Strengthening Shampoo With Biotin Caffeine Rosemary & Niacinamide Supports Thicker Fuller-Looking Hair Sulfate-Free 250ml

GROWPLEX$40.784.5★15 rev

GROWPLEX Complex10 Hair Support Supplement with Biotin Collagen & 10 Essential Nutrients Supports Healthy Stronger-Looking Hair 30 Capsules for Men & Women

GROWPLEX$40.084.5★74 rev

Growplex Rosemary Elixir Daily Scalp Oil with 9 Essential Oils Lightweight Non-Greasy Formula for a Healthy-Looking Scalp For Men & Women 2oz

GROWPLEX$39.724.2★99 rev

Newest

by launch date

Growplex Hair Growth Support Bundle Vitafoam Scalp Care Foam + Complex10 Hair Supplement Helps Support Fuller Thicker-Looking Hair Biotin & Zinc Daily Use

GROWPLEX$76.0427 rev

8mo ago

Growplex Revive Hair Strengthening Shampoo With Biotin Caffeine Rosemary & Niacinamide Supports Thicker Fuller-Looking Hair Sulfate-Free 250ml

GROWPLEX$40.7815 rev

11mo ago

GROWPLEX Complex10 Hair Support Supplement with Biotin Collagen & 10 Essential Nutrients Supports Healthy Stronger-Looking Hair 30 Capsules for Men & Women

GROWPLEX$40.0874 rev

11mo ago

Growplex Rosemary Elixir Daily Scalp Oil with 9 Essential Oils Lightweight Non-Greasy Formula for a Healthy-Looking Scalp For Men & Women 2oz

GROWPLEX$39.7299 rev

1y ago

Growplex Vitafoam 5% Minoxidil Foam for Men & Women DHT Blocking Minoxidil for Men Foam Non-Greasy Fast-Drying Formula for Hair Regrowth

GROWPLEX$39.7592 rev

1y ago

What buyers say about aminexil shampoo

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

What buyers love

Hair Growth16%

“Good hair growth supplement”

Quality-Overall8%

“Excellent product, easy to use”

Ease Of Use6%

“easy to use”

Smell6%

“Love love the subtle scent”

Soft Feel5%

“my hair remains soft”

Value For Money5%

“Great product and a great price”

Residue5%

“absorbs quickly without residue”

Allergies3%

“No irritation either”

Weight Light3%

“The foam is light”

Ease Of Application3%

“Its simple to apply”

What buyers complain about

Hair Related11%

“Causes hair breakage”

Functionality-Overall11%

“Didn't work for me”

Value For Money11%

“its a bit pricey”

Leak-Proof6%

“Bottle leaking”

Moist/Dry6%

“There was a dry crust around the rim”

Residue4%

“The foam leaves residue on my scalp”

Suitability Short Hair3%

“It didnt do anything for my hair”

Damage/Burn Hair3%

“This made me lose hair”

Dosage3%

“Pills not full”

Color2%

“Color Treated Hair BEWARE”

Top return reasons

Leak-Proof13%

Advertised Vs Actual Product10%

Smell9%

Damage/Burn Hair9%

Product Condition7%

Size-Overall7%

Functionality-Overall7%

Value For Money6%

Moist/Dry5%