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55

collagen serum

Worth a look

Shows low returns (1.0%), but a deep review moat (8,874 avg reviews) keeps it on the watch list.

Market size 62Growth 24Conversion 62Competition 64Returns 95Price range 74Avg price 86Brand share 34Review moat 22Quality gap 40

Returns

Incredible1.0%

return rate — above 5% kills the launch gate

Avg price

Great$19.37

avg listing price — sweet spot $15–$100

Price range

Good$7.75–$35.54

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

Competition

Good47%

top-5 click share — leaders hold, buyers still browse

Market size

Good$555K

$555K/yr · 527K searches

Conversion

Good5.4%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay85%

top-5 brand share — brands hold most of the demand

Growth

Bad-1.9%

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

Review moat

Bad8,873.83

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, collagen serum is a $555K/yr Amazon United States market (527K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Jan–Oct–Nov. Verdict: Worth a look — 55/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

collagen serum market data

Units sold / yr
30K–40K
avg 750–1,000/product
Revenue / yr
$581K–$775K
units × avg price
Conversion rate
5.4%
Avg BSR
#165
Page quality
0%
Prime
100%
Sponsored
90%
Out of stock
0.0%
Avg brand age
43 months
Avg seller age
120 days

Competition & brand share

The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 falling

Sellers

158

Top-5 brand share

85%

Top 20: 100%

Top-5 click share

47%

Top 20: 87%

Open market

11%

  • L'Oreal Paris59%
  • medicube9%
  • Good Molecules6%
  • SUNGBOON EDITOR6%
  • The Ordinary5%
  • COSRX5%
  • Open — no brand owns it (6 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -1.9% search growth over the last 90 days.
45K35KSpike '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov · busiest ÷ quietest = 2.5×

Top collagen serum search terms

  • collagen serum157K/yr
  • loreal serum158K/yr
  • peptide serum for face51K/yr
  • loreal collagen serum26K/yr
  • loreal face serum19K/yr
  • serum loreal16K/yr
  • loreal serum for face33K/yr
  • peptide face serum8K/yr
  • loreal paris serum9K/yr
  • loreal revitalift glass skin4K/yr
All search terms

Top collagen 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.

0%5%$28K10%$55K15%$83K20%$111K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about collagen serum

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

What buyers love

Suitability Combination Skin13%

“Good for your skin”

Moist/Dry13%

“Great hydrating”

Soft Feel12%

“Leaves skin soft”

Quality-Overall11%

“The bottle feels high quality”

Brightness/Shine/Glow6%

“High Shine”

Smell6%

“Good fragrance”

Value For Money6%

“Excellent value”

Suitability Dry Skin5%

“Great for dry skin”

Absorbency3%

“Easily absorbed”

Texture/Consistency-Overall2%

“fun texture”

What buyers complain about

Allergies8%

“Itchy rash”

Smell8%

“Not fragrance free”

Adhesion/Stickiness8%

“This is very sticky”

Moist/Dry6%

“Does not hydrate”

Functionality-Overall5%

“Didn't work”

Skin Health5%

“Burned my skin”

Suitability Dry Skin4%

“Not good for dry skin”

Value For Money3%

“Price too high”

Symptom Reduction3%

“Did not notice a huge improvement”

Oily/Greasy2%

“It's very oily”

Top return reasons

Functionality-Overall12%
Advertised Vs Actual Product10%
Smell10%
Adhesion/Stickiness8%
Moist/Dry7%
Value For Money7%
Texture/Consistency-Overall4%
Leak-Proof4%
Skin Health4%
Size-Overall4%

Common questions

Is collagen serum profitable to sell on Amazon United States?
The niche generates $555K/yr across 30 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -1.9%. Flapen's verdict: Worth a look (55/100).
How competitive is the collagen serum niche?
12 brands and 158 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 85% of demand.
What do buyers complain about in collagen serum?
Top complaints mined from reviews: Allergies, Smell, Adhesion/Stickiness. The return rate is 1.0%.
When does demand for collagen serum peak?
Demand peaks in Jan–Oct–Nov; the busiest month runs 2.5× the quietest.
What does it cost to enter the collagen serum niche?
Listings span $7.75–$35.54; the average listing price is $19.37 (sweet spot $15–$100). The average incumbent carries 8,874 reviews — the moat a new listing must climb.