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single bar soap

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Market size 68Growth 24Conversion 88Competition 21Returns 99Price range 66Avg price 77Brand share 5Review moat 24Quality gap 40

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Conversion

Great10.3%

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

Avg price

Great$15.78

avg listing price — sweet spot $15–$100

Market size

Good$691K

$691K/yr · 424K searches

Price range

Good$3.54–$37.56

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-1.8%

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

Review moat

Bad6,646.64

avg incumbent reviews — the moat a new listing must climb

Competition

Bad74%

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, single bar soap is a $691K/yr Amazon United States market (424K searches/yr). The top 5 brands hold 98% of demand. Verdict: Skip it — 49/100.

Data updated Jul 15, 2026 · scored weekly · How we score niches

single bar soap market data

Units sold / yr
40K–50K
avg 3,000–4,000/product
Revenue / yr
$631K–$789K
units × avg price
Conversion rate
10.3%
Avg BSR
#1,394
Page quality
0%
Prime
64%
Sponsored
43%
Out of stock
0.0%
Avg brand age
75 months
Avg seller age
124 days

Competition & brand share

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

Brands

6 flat

Sellers

152

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

74%

Top 20: 100%

Open market

0%

  • Caress68%
  • Dial21%
  • Olay3%
  • Unilever3%
  • Dove2%
  • Generic2%

Demand

Weekly Amazon search volume, last 20 weeks — -1.8% search growth over the last 90 days.
10K6KSpike '26Mar '26Mar '26Apr '26May '26May '26Jun '26Jul '26

Top single bar soap search terms

  • caress bar soap206K/yr
  • caress soap44K/yr
  • dial white bar soap22K/yr
  • caress bar soap original scent15K/yr
  • dial bar soap white12K/yr
  • caress soap bar 12 pack15K/yr
  • caress soap bar12K/yr
  • dove bar soap 2 pack11K/yr
  • dove soap bar 2 pack10K/yr
  • dial white antibacterial bar soap9K/yr
All search terms

Top single bar 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%$69K20%$138K30%$207K40%$276K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 14 tracked products in this niche — three views at once, no toggling.

What buyers say about single bar soap

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

What buyers love

Smell27%

“Light scent”

Value For Money13%

“Awesome price”

Moist/Dry10%

“It is great moisturizer”

Quality-Overall9%

“Good quality ingredients”

Soft Feel8%

“Makes my skin softer”

Cleansing6%

“Cleans really well”

Advertised Vs Actual Product4%

“Just what I wanted”

Suitability Combination Skin4%

“Best for face and skin”

Lather4%

“It creates a nice creamy lather”

Suitability Dry Skin3%

“Good soap for dry skin”

What buyers complain about

Smell44%

“Smells weird”

Size-Overall6%

“although the size isn't what I expected”

Moist/Dry5%

“Don't like the moisturizing”

Allergies4%

“Causes allergic reaction”

Value For Money3%

“HATE the price jump”

Lather3%

“It does not lather up”

Texture/Consistency-Overall2%

“Was not smooth”

Sensitivity-Overall1%

“Not for my eczema skin”

Durability1%

“Does not last at all”

Advertised Vs Actual Product1%

“Definitely not the same”

Top return reasons

Smell49%
Advertised Vs Actual Product28%
Size-Overall4%
Value For Money3%
Color3%
Moist/Dry3%
Defective Material/Parts1%
Functionality-Overall1%
Product Condition1%
Lather1%

Common questions

Is single bar soap profitable to sell on Amazon United States?
The niche generates $691K/yr across 14 tracked products. 90-day search growth is -1.8%. Flapen's verdict: Skip it (49/100).
How competitive is the single bar soap niche?
6 brands and 152 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in single bar soap?
Top complaints mined from reviews: Smell, Size-Overall, Moist/Dry. The return rate is 0.2%.
What does it cost to enter the single bar soap niche?
Listings span $3.54–$37.56; the average listing price is $15.78 (sweet spot $15–$100). The average incumbent carries 6,647 reviews — the moat a new listing must climb.