Is keratin hair mask profitable to sell on Amazon United States?

The niche generates $579K/yr across 13 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -22.7%. Flapen's verdict: Skip it (45/100).

How competitive is the keratin hair mask niche?

5 brands and 13 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in keratin hair mask?

Top complaints mined from reviews: Functionality-Overall, Smell, Moist/Dry. The return rate is 0.5%.

When does demand for keratin hair mask peak?

Demand is steady year-round — the busiest month runs 1.6× the quietest.

What does it cost to enter the keratin hair mask niche?

Listings span $9.54–$28.38; the average listing price is $17.45 (sweet spot $15–$100). The average incumbent carries 9,211 reviews — the moat a new listing must climb.

keratin hair mask

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Avg price

Great$17.45

avg listing price — sweet spot $15–$100

Price range

Good$9.54–$28.38

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

Market size

Good$579K

$579K/yr · 694K searches

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Good4.8%

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

Review moat

Bad9,210.85

avg incumbent reviews — the moat a new listing must climb

Competition

Bad76%

top-5 click share — a locked-up shelf

Growth

Bad-22.7%

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

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, keratin hair mask is a $579K/yr Amazon United States market (694K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 45/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

keratin hair mask market data

Units sold / yr: 30K–40K; avg 3,000–4,000/product
Revenue / yr: $524K–$698K; units × avg price
Conversion rate: 4.8%
Avg BSR: #21
Page quality: 0%
Prime: 100%
Sponsored: 92%
Out of stock: 0.0%
Avg brand age: 56 months
Avg seller age: 134 days

Competition & brand share

The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 flat

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

76%

Top 20: 100%

Open market

MAREE83%
CRISTALBOX9%
SUNATORIA3%
Karseell3%
VITAMINS hair cosmetics2%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.7% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.6×

Open Trend

Top keratin hair mask search terms

maree keratin hair treatment229K/yr -36.7%4.2% conv.
keratin hair mask266K/yr -26.5%3.2% conv.
maree hair mask72K/yr -1.0%4.7% conv.
maree hair22K/yr +81.6%1.9% conv.
maree keratin hair mask25K/yr -1.1%5.1% conv.
keratin mask18K/yr +7.6%3.7% conv.
maree hair products14K/yr -23.0%3.1% conv.
marre keratin hair treatment16K/yr -36.2%3.3% conv.
hair mask keratin10K/yr +2.5%3.6% conv.
keratin mask for dry & damaged hair5K/yr -9.4%7.8% conv.

All search terms

Top keratin hair mask 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 13 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

MAREE Deep Conditioning Hair Mask for Damaged Hair Treatment Keratin Hair Care for Hydrating Growth Repair Moisturizing Dry Curly Color Refreshing 10 Fl Oz White

MAREE$21.264.4★10,703 rev

MAREE Deep Conditioning Hair Mask for Damaged Hair Treatment Keratin Hair Care for Hydrating Growth Repair Moisturizing Dry Curly Color Refreshing 10 Fl Oz Purple

MAREE$22.114.4★10,703 rev

MAREE Hair Serum for Frizzy Dry Hair Styling Capsules with Keratin Argan Oil Vitamins A E B5 UV & Heat Protectant Frizz Control Serum for Women Aceite Para el Cabello Treatment

MAREE$10.744.5★7,937 rev

Keratin Hair Mask Keratin Hair Treatment 250g Hair Mask for Dry Damaged Hair Deep Conditioning Hair Treatment Mask Repair Treatment Damage Hair Root Natural Deep Conditioner Hydrating Hair Care Gifts

CRISTALBOX$9.544.4★9,442 rev

MAREE Hair Oil for Frizzy Hair with Argan Oil Keratin & Biotin Hair Serum for Dry and Curly Hair Gloss Frizz Control Hair Care Products for Women Aceite Para el Cabello Keratin Hair Treatment

MAREE$11.344.5★2,425 rev

Newest

by launch date

MAREE Anti Yellow Purple Hair Mask for Damaged Hair - Purple Deep Conditioner & Blonde Toner - Hydrating Deep Conditioning for Dry Curly Blonde Orange Brassy Bleached - Mascarilla para el Cabello

MAREE$21.71173 rev

3mo ago

MAREE Deep Conditioning Hair Mask for Damaged Hair Treatment Keratin Hair Care for Hydrating Growth Repair Moisturizing Dry Curly Color Refreshing 10 Fl Oz Pearl

MAREE$28.3810,703 rev

7mo ago

MAREE Leave-In Conditioner Hair Gloss for Dry Damaged Hair Leave-In Conditioner for Curly Hair Color Treated

MAREE$11.561,315 rev

10mo ago

MAREE Hair Oil for Frizzy Hair with Argan Oil Keratin & Biotin Hair Serum for Dry and Curly Hair Gloss Frizz Control Hair Care Products for Women Aceite Para el Cabello Keratin Hair Treatment

MAREE$11.342,425 rev

1y ago

MAREE Hair Growth Serum - Caffeine Peptides Castor Rosemary Oil for Hair Growth - Products for Women & Men - Hair Oils for Hair Growth - Hair Regrowth Tonic - Scalp Serum - Suero Para El Cabello

MAREE$22.46142 rev

1y ago

What buyers say about keratin hair mask

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

What buyers love

Soft Feel22%

“Nice and soft”

Quality-Overall13%

“Excellent product”

Smell12%

“smells absolutely divine”

Moist/Dry6%

“easy to dry”

Hair Growth5%

“it made my hair very soft”

Value For Money4%

“Excellent value for money”

Suitability Straight Hair3%

“If you want straight hair it will work well”

Suitability Curly Hair3%

“Good for curly hair”

Hair Styling3%

“It helps defined curls”

Brightness/Shine/Glow3%

“adds shine”

What buyers complain about

Functionality-Overall9%

“Did not work”

Smell8%

“Smells weird”

Moist/Dry7%

“Makes hair dry”

Ease Of Use7%

“hard to control”

Hair Related7%

“Did not work in my hair”

Value For Money4%

“Just expensive”

Color4%

“didn't get color results”

Suitability Colored Hair4%

“Hard to get color out of hair”

Suitability Short Hair3%

“for my hair it really doesn't work”

Oily/Greasy3%

“Makes hair greasy”

Top return reasons

Functionality-Overall15%

Advertised Vs Actual Product11%

Smell11%

Suitability Short Hair8%

Value For Money6%

Leak-Proof5%

Moist/Dry5%

Oily/Greasy4%

Hair Related4%

Damage/Burn Hair3%

Common questions

Is keratin hair mask profitable to sell on Amazon United States?: The niche generates $579K/yr across 13 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -22.7%. Flapen's verdict: Skip it (45/100).
How competitive is the keratin hair mask niche?: 5 brands and 13 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in keratin hair mask?: Top complaints mined from reviews: Functionality-Overall, Smell, Moist/Dry. The return rate is 0.5%.
When does demand for keratin hair mask peak?: Demand is steady year-round — the busiest month runs 1.6× the quietest.
What does it cost to enter the keratin hair mask niche?: Listings span $9.54–$28.38; the average listing price is $17.45 (sweet spot $15–$100). The average incumbent carries 9,211 reviews — the moat a new listing must climb.