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55

biodegradable soap

Worth a look

Shows demand growing +196.3% this quarter, but a concentrated shelf (top 5 take 74% of clicks) keeps it on the watch list.

Market size 51Growth 97Conversion 90Competition 22Returns 97Price range 38Avg price 43Brand share 32Review moat 22Quality gap 22

Growth

Incredible+196.3%

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

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Conversion

Great10.9%

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

Market size

Good$301K

$301K/yr · 248K searches

Avg price

Okay$11.16

avg listing price — sweet spot $15–$100

Price range

Okay$5.98–$20.48

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

Brand share

Okay86%

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

Competition

Bad74%

top-5 click share — a locked-up shelf

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad8,823.4

avg incumbent reviews — the moat a new listing must climb

Signals Trending

According to Flapen's Amazon United States niche tracking, biodegradable soap is a $301K/yr Amazon United States market (248K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 55/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

biodegradable soap market data

Units sold / yr
20K–25K
avg 1,250–1,500/product
Revenue / yr
$223K–$279K
units × avg price
Conversion rate
10.9%
Avg BSR
#37
Page quality
0%
Prime
100%
Sponsored
87%
Out of stock
0.4%
Avg brand age
61 months
Avg seller age
131 days

Competition & brand share

The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 falling

Sellers

76

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

74%

Top 20: 100%

Open market

10%

  • CONCENTRATED CAMPSUDS37%
  • Uncle Todd's28%
  • Sea to Summit11%
  • HongyiTime5%
  • Coleman4%
  • Nerisca4%
  • Open — no brand owns it (4 brands, 10%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +196.3% search growth over the last 90 days.
13K8KPrime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 8.6×

Top biodegradable soap search terms

  • biodegradable soap58K/yr
  • camping soap38K/yr
  • camp soap31K/yr
  • biodegradable soap for camping22K/yr
  • camping dish soap14K/yr
  • camp suds13K/yr
  • campsuds12K/yr
  • camp soap biodegradable6K/yr
  • camp suds biodegradable soap6K/yr
  • wilderness wash7K/yr
All search terms

Top biodegradable soap 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%10%$30K20%$60K30%$90K40%$120K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

What buyers say about biodegradable soap

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

What buyers love

Smell22%

“Best smell”

Quality-Overall11%

“This is really good soap”

Cleansing10%

“It cleans well”

Ease Of Cleaning8%

“Cleans just about everything”

Ease Of Use6%

“this was extremely handy”

Value For Money4%

“Good value”

Eco Friendliness4%

“It gives peace of mind that it's biodegradable”

Advertised Vs Actual Product3%

“Worked as Advertised and then some”

Soft Feel3%

“Smooth to the skin”

Size-Overall2%

“it fits anywhere”

What buyers complain about

Size-Overall15%

“The bottle is small”

Smell13%

“Dont like the smell”

Value For Money10%

“Waste of money”

Ease Of Cleaning4%

“I gave up washing it off”

Advertised Vs Actual Product3%

“The product doesnt work as advertised”

Dilute/Watery3%

“Dilute before you use it”

Lather3%

“The soap serves it purpose doesnt lather up immediately”

Allergies3%

“it irritates my hands”

Hard Feel3%

“Too harsh feeling”

Leak-Proof3%

“Bottle leaked inside the plastic wrap”

Top return reasons

Size-Overall38%
Smell14%
Value For Money10%
Advertised Vs Actual Product10%
Leak-Proof6%
Functionality-Overall3%
Defective Material/Parts2%
Lather2%
Product Condition2%
Quality-Overall2%

Common questions

Is biodegradable soap profitable to sell on Amazon United States?
The niche generates $301K/yr across 15 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +196.3%. Flapen's verdict: Worth a look (55/100).
How competitive is the biodegradable soap niche?
10 brands and 76 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in biodegradable soap?
Top complaints mined from reviews: Size-Overall, Smell, Value For Money. The return rate is 0.6%.
When does demand for biodegradable soap peak?
Demand peaks in May–Jun–Jul–Aug; the busiest month runs 8.6× the quietest.
What does it cost to enter the biodegradable soap niche?
Listings span $5.98–$20.48; the average listing price is $11.16 (sweet spot $15–$100). The average incumbent carries 8,823 reviews — the moat a new listing must climb.