Is biosilk silk therapy profitable to sell on Amazon United States?

The niche generates $2.5M/yr across 14 tracked products. 90-day search growth is -7.0%. Flapen's verdict: Skip it (49/100).

How competitive is the biosilk silk therapy niche?

2 brands and 67 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in biosilk silk therapy?

Top complaints mined from reviews: Smell, Oily/Greasy, Value For Money. The return rate is 0.7%.

When does demand for biosilk silk therapy peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the biosilk silk therapy niche?

Listings span $7.53–$30.65; the average listing price is $18.36 (sweet spot $15–$100). The average incumbent carries 15,230 reviews — the moat a new listing must climb.

biosilk silk therapy

Skip it

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

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Market size

Incredible$2.5M

$2.5M/yr · 1.5M searches

Avg price

Great$18.36

avg listing price — sweet spot $15–$100

Conversion

Great8.7%

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

Price range

Good$7.53–$30.65

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

Growth

Bad-7.0%

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

Competition

Bad74%

top-5 click share — a locked-up shelf

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad15,229.93

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, biosilk silk therapy is a $2.5M/yr Amazon United States market (1.5M searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 49/100.

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

biosilk silk therapy market data

Units sold / yr: 125K–150K; avg 8,000–10,000/product
Revenue / yr: $2.3M–$2.8M; units × avg price
Conversion rate: 8.7%
Avg BSR: #196
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 61 months
Avg seller age: 125 days

Competition & brand share

The top 5 products capture 74% 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

74%

Top 20: 100%

Open market

BioSilk83%
CHI17%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -7.0% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top biosilk silk therapy search terms

biosilk silk therapy543K/yr -5.8%10.1% conv.
biosilk350K/yr -1.3%7.8% conv.
chi silk infusion150K/yr -17.3%11.5% conv.
bio silk85K/yr -8.5%8.2% conv.
biosilk silk therapy oil34K/yr +52.0%7.7% conv.
bio silk hair oil61K/yr -11.1%9.9% conv.
ion hair products38K/yr +8.7%0.0% conv.
biosilk hair oil63K/yr -41.4%6.8% conv.
chi infra silk infusion29K/yr -10.7%12.1% conv.
chi hair oil30K/yr -6.5%9.7% conv.

All search terms

Top biosilk silk therapy 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 14 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

BioSilk Silk Therapy Original Reconstructing Leave-In Hair Treatment Adds Shine Smooths & Prevents Split Ends Sulfate-Free Paraben-Free Cruelty-Free 2.26 Oz

BioSilk$10.904.7★9,729 rev

BioSilk Silk Therapy Original Reconstructing Leave-In Hair Treatment Adds Shine Smooths & Prevents Split Ends Sulfate-Free Paraben-Free Cruelty-Free 12 Oz

BioSilk$24.374.8★25,783 rev

BioSilk Silk Therapy Original Reconstructing Treatment For Adding Shine & Helping Prevent Split Ends Sulfate Paraben & Cruelty-Free 5.64 Oz

BioSilk$16.764.7★16,474 rev

CHI Infra Silk Infusion Silk Reconstructing Leave-In Hair Treatment for Creating Smooth Shiny Strong Hair 2 Oz

CHI$10.114.7★37,563 rev

BioSilk Silk Therapy Duo Set Shampoo & Conditioner for Gentle Cleansing Moisturizing & Shiny Hair Smooth Replenished Hair Sulfate-Free Paraben-Free Cruelty-Free 12 Oz Each (Pack of 2)

BioSilk$18.614.5★12,533 rev

Newest

by launch date

BioSilk Irresistible Collection Silk Therapy Leave-in Treatment For All Hair Types Jasmine & Honey Scent Sulfate Paraben & Cruelty-Free 2.26 Oz

BioSilk$14.71784 rev

5y ago

BioSilk Silk Therapy with Natural Coconut Oil Leave-In Hair Treatment Cream for Frizz Control & Shine Strengthens & Smooths Dry Damaged Hair Sulfate-Free Paraben-Free Cruelty-Free 5.64 Fl Oz

BioSilk$17.393,292 rev

8y ago

BioSilk Silk Therapy Original Reconstructing Leave-In Hair Treatment Adds Shine Smooths & Prevents Split Ends Sulfate-Free Paraben-Free Cruelty-Free 7 Oz

BioSilk$22.491,253 rev

8y ago

BioSilk Silk Therapy Miracle 17 Leave-In Conditioner for Dry & Damaged Hair Reconstructs Repairs & Hydrates Adds Shine Controls Frizz & Defines Curls Sulfate- Paraben- & Cruelty-Free 5.64 Oz

BioSilk$15.3110,060 rev

11y ago

BioSilk Hydrating Therapy Pure Moisture Leave-In Hair Spray for Frizz Control & Hydration Adds Shine Replenishes Hair Moisture Sulfate-Free Paraben-Free Cruelty-Free 7 Oz

BioSilk$7.536,935 rev

12y ago

What buyers say about biosilk silk therapy

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

What buyers love

Smell20%

“Great smell”

Soft Feel14%

“Silky smooth”

Quality-Overall12%

“Literally the best quality moisturizer”

Value For Money6%

“Great Value”

Brightness/Shine/Glow5%

“Healthy shine”

Moist/Dry4%

“It was shiny, moisturized”

Suitability Straight Hair4%

“Perfect for my hair”

Suitability Curly Hair3%

“Great for frizzy hair”

Hair Styling3%

“Good for curl”

Hair Growth3%

“It does something magical to your hair”

What buyers complain about

Smell11%

“Strong Chemical Odor”

Oily/Greasy10%

“Very oily”

Value For Money8%

“Over priced”

Size-Overall8%

“Too small”

Hair Related8%

“This is gross stuff it makes your hair stiff”

Moist/Dry7%

“not as moisturizing as I wish it would be”

Quality-Overall3%

“Not good quality”

Leak-Proof2%

“clorox bottles were leaking”

Functionality-Overall2%

“It comes out full force which isnt good”

Suitability Straight Hair2%

“It does not leave my hair silky like it once did”

Top return reasons

Size-Overall27%

Smell12%

Advertised Vs Actual Product10%

Leak-Proof9%

Value For Money8%

Oily/Greasy7%

Functionality-Overall4%

Suitability Short Hair4%

Defective Material/Parts2%