Is monat hair growth serum profitable to sell on Amazon United States?

The niche generates $112K/yr across 5 tracked products. 90-day search growth is +34.5%. Flapen's verdict: Skip it (45/100).

How competitive is the monat hair growth serum niche?

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

What do buyers complain about in monat hair growth serum?

Top complaints mined from reviews: Functionality-Overall, Oily/Greasy, Hair Related. The return rate is 1.0%.

When does demand for monat hair growth serum peak?

Demand peaks in Feb–Jul–Sep; the busiest month runs 2.3× the quietest.

What does it cost to enter the monat hair growth serum niche?

Listings span $22.56–$124.31; the average listing price is $69.69 (sweet spot $15–$100). The average incumbent carries 727 reviews — the moat a new listing must climb.

monat hair growth serum

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Great1.0%

return rate — above 5% kills the launch gate

Avg price

Great$69.69

avg listing price — sweet spot $15–$100

Price range

Great$22.56–$124.31

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good726.6

avg incumbent reviews — the moat a new listing must climb

Growth

Good+34.5%

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

Conversion

Okay3.5%

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

Market size

Okay$112K

$112K/yr · 45K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals High Price

According to Flapen's Amazon United States niche tracking, monat hair growth serum is a $112K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb–Jul–Sep. Verdict: Skip it — 45/100.

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

monat hair growth serum market data

Units sold / yr: 2K–2K; avg 250–500/product
Revenue / yr: $105K–$139K; units × avg price
Conversion rate: 3.5%
Avg BSR: #171
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 34 months
Avg seller age: 147 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

MONAT96%
The Ordinary4%

Demand & seasonality

Weekly Amazon search volume, last 71 weeks — +34.5% search growth over the last 90 days.

Peak months: Feb, Jul, Sep · busiest ÷ quietest = 2.3×

Open Trend

Top monat hair growth serum search terms

monat hair growth serum40K/yr +41.6%3.4% conv.
monat serum4K/yr -5.2%1.9% conv.
ir clinical hair thinning defense serum820/yr -44.1%2.6% conv.

All search terms

Top monat hair growth serum 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

MONAT IR Clinical Hair Thinning Defense Scalp Serum Nourishes Scalp Reduces Breakage Boosts Hair Density and Supports Thicker Fuller-Looking Hair with a Lightweight Non-Greasy Formula

MONAT$64.594.2★156 rev

MONAT IR Clinical System Complete Hair Care Restoration Kit with Thickening Shampoo Conditioner & Thinning Defense Serum Strengthens Protects & Revives Hair for Thicker Fuller-Looking Results

MONAT$124.314.3★394 rev

MONAT Rejuvabeads Infused w/Rejuveniqe - A Revolutionary Leave-in Split End Mender. Lightweight Serum Instantly Repairs Split Ends & Leaves Healthier-Looking Hair. - Net Wt. 70 ml / 2.4 fl. oz.

MONAT$53.074.3★1,100 rev

MONAT REJUVENIQE Oil Multipurpose Hair & Skin Treatment - 13+ Natural Plant and Essential Oils Hydrates Strengthens Reduces Frizz Boosts Shine and Provides Intense Hydration 30ml (1.0 fl oz)

MONAT$83.944.7★495 rev

The Ordinary Multi-Peptide Serum for Hair Density Peptide-Powered Formula for Thicker Fuller Looking Hair 2 Fl Oz

The Ordinary$22.564.1★1,488 rev

Newest

by launch date

MONAT IR Clinical Hair Thinning Defense Scalp Serum Nourishes Scalp Reduces Breakage Boosts Hair Density and Supports Thicker Fuller-Looking Hair with a Lightweight Non-Greasy Formula

MONAT$64.59156 rev

2y ago

MONAT IR Clinical System Complete Hair Care Restoration Kit with Thickening Shampoo Conditioner & Thinning Defense Serum Strengthens Protects & Revives Hair for Thicker Fuller-Looking Results

MONAT$124.31394 rev

2y ago

The Ordinary Multi-Peptide Serum for Hair Density Peptide-Powered Formula for Thicker Fuller Looking Hair 2 Fl Oz

The Ordinary$22.561,488 rev

4y ago

MONAT REJUVENIQE Oil Multipurpose Hair & Skin Treatment - 13+ Natural Plant and Essential Oils Hydrates Strengthens Reduces Frizz Boosts Shine and Provides Intense Hydration 30ml (1.0 fl oz)

MONAT$83.94495 rev

7y ago

MONAT Rejuvabeads Infused w/Rejuveniqe - A Revolutionary Leave-in Split End Mender. Lightweight Serum Instantly Repairs Split Ends & Leaves Healthier-Looking Hair. - Net Wt. 70 ml / 2.4 fl. oz.

MONAT$53.071,100 rev

9y ago

What buyers say about monat hair growth serum

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

What buyers love

Hair Growth28%

“Creates a healthy scalp for hair growth”

Quality-Overall12%

“The reviews on this product were good so I gave it a try along with a rubber type brush to stimulate blood flow”

Value For Money9%

“WORTH IT”

Smell4%

“The scent is relaxing and absorbs quickly”

Moist/Dry4%

“This serum dries relatively non-oily”

Ease Of Use3%

“Its easy to use”

Soft Feel3%

“Makes you hair feel so soft”

Absorbency2%

“Using it overnight works best for me it absorbs over night”

Hair Styling2%

“Makes my hair feel so full”

Suitability Combination Skin2%

“Best kept secret for aged skin”

What buyers complain about

Functionality-Overall13%

“Im not seeing an results”

Oily/Greasy12%

“A bit oily”

Hair Related12%

“However it made my hair fall out like crazy”

Allergies7%

“All my skin on my face is messed up after using it”

Smell7%

“it doesn't smell”

Value For Money6%

“That is why it is so expensive”

Damage/Burn Hair4%

“Made my hair fall out”

Quality-Overall3%

“EXTREMELY disappointed in the quality”

Symptom Reduction2%

“they didnt help me anyway”

Adhesion/Stickiness2%

“Sticky and gross”

Top return reasons

Functionality-Overall17%

Oily/Greasy15%

Smell9%

Advertised Vs Actual Product8%

Value For Money7%

Damage/Burn Hair7%

Product Condition6%

Suitability Short Hair4%

Defective Material/Parts3%

Leak-Proof3%

Common questions

Is monat hair growth serum profitable to sell on Amazon United States?: The niche generates $112K/yr across 5 tracked products. 90-day search growth is +34.5%. Flapen's verdict: Skip it (45/100).
How competitive is the monat hair growth serum niche?: 2 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in monat hair growth serum?: Top complaints mined from reviews: Functionality-Overall, Oily/Greasy, Hair Related. The return rate is 1.0%.
When does demand for monat hair growth serum peak?: Demand peaks in Feb–Jul–Sep; the busiest month runs 2.3× the quietest.
What does it cost to enter the monat hair growth serum niche?: Listings span $22.56–$124.31; the average listing price is $69.69 (sweet spot $15–$100). The average incumbent carries 727 reviews — the moat a new listing must climb.