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52

roycederm

Worth a look

Shows low returns (0.6%), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 34Growth 57Conversion 66Competition 7Returns 97Price range 77Avg price 86Brand share 6Review moat 46Quality gap 96

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Avg price

Great$19.57

avg listing price — sweet spot $15–$100

Price range

Great$12.39–$23.90

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

Conversion

Good5.9%

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

Growth

Good+30.7%

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

Review moat

Okay1,873.63

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$165K

$165K/yr · 142K searches

Competition

Bad91%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, roycederm is a $165K/yr Amazon United States market (142K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Oct–Nov. Verdict: Worth a look — 52/100.

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

roycederm market data

Units sold / yr
6K–8K
avg 500–750/product
Revenue / yr
$117K–$157K
units × avg price
Conversion rate
5.9%
Avg BSR
#263
Page quality
0%
Prime
100%
Sponsored
88%
Out of stock
22.4%
Avg brand age
47 months
Avg seller age
136 days

Competition & brand share

The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

18

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

0%

  • BYKYND LABS43%
  • YAMLG32%
  • Generic14%
  • VOERUY5%
  • Rida Hair Research Institute4%
  • Nizoral2%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +30.7% search growth over the last 90 days.
6K4KPrime Day '24Spike '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 2.6×

Top roycederm search terms

  • bekynd scalp scrub psoriasis red jar63K/yr
  • scalp scrub for psoriasis16K/yr
  • be kind scalp scrub psoriasis7K/yr
  • bekynd scalp scrub9K/yr
  • revive and restore scalp scrub4K/yr
  • bekynd scalp scrub psoriasis21K/yr
  • beyond scalp scrub7K/yr
  • bekind scalp scrub psoriasis5K/yr
  • psoriasis scalp scrub4K/yr
  • be kind scalp scrub4K/yr
All search terms

Top roycederm 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%15%$25K30%$49K45%$74K60%$99K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

What buyers say about roycederm

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

What buyers love

Smell19%

“Smell is great”

Efficiency10%

“Does work”

Quality-Overall10%

“Looked up options with good reviews”

Cleansing9%

“It exfoliates really well”

Allergies6%

“Finally fixed my scalp buildup without irritation”

Soft Feel4%

“My hair feels nice”

Ease Of Cleaning4%

“the scrub itself is surprisingly gentle”

Hair Growth3%

“It is helping my scalp”

Lather3%

“Good lather”

Moist/Dry3%

“My scalp feels moisturized after using it”

What buyers complain about

Functionality-Overall16%

“DONT WORK”

Allergies13%

“its also caused me to itch my hair”

Smell8%

“It doesnt smell like much”

Value For Money5%

“It's a little pricey”

Moist/Dry4%

“Drying”

Hair Related4%

“My hair felt gross”

Oily/Greasy4%

“heavy feeling with it appearing greasy”

Advertised Vs Actual Product4%

“Not what it says it will do”

Damage/Burn Hair3%

“Makes Your Hair Fall Out”

Ease Of Cleaning3%

“One thing I will say is it can be a little messy to use”

Top return reasons

Functionality-Overall22%
Advertised Vs Actual Product20%
Smell10%
Damage/Burn Hair10%
Leak-Proof5%
Ingredients-Overall4%
Product Condition3%
Defective Material/Parts3%
Moist/Dry2%
Suitability Short Hair2%

Common questions

Is roycederm profitable to sell on Amazon United States?
The niche generates $165K/yr across 8 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is +30.7%. Flapen's verdict: Worth a look (52/100).
How competitive is the roycederm niche?
6 brands and 18 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in roycederm?
Top complaints mined from reviews: Functionality-Overall, Allergies, Smell. The return rate is 0.6%.
When does demand for roycederm peak?
Demand peaks in Oct–Nov; the busiest month runs 2.6× the quietest.
What does it cost to enter the roycederm niche?
Listings span $12.39–$23.90; the average listing price is $19.57 (sweet spot $15–$100). The average incumbent carries 1,874 reviews — the moat a new listing must climb.