Is underarm toner profitable to sell on Amazon United States?

The niche generates $668K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +1.1%. Flapen's verdict: Skip it (48/100).

How competitive is the underarm toner niche?

4 brands and 5 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in underarm toner?

Top complaints mined from reviews: Smell, Value For Money, Allergies. The return rate is 0.3%.

When does demand for underarm toner peak?

Demand peaks in Feb; the busiest month runs 2.2× the quietest.

What does it cost to enter the underarm toner niche?

Listings span $7.88–$37.48; the average listing price is $20.45 (sweet spot $15–$100). The average incumbent carries 4,236 reviews — the moat a new listing must climb.

underarm toner

Skip it

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

Returns

Incredible0.3%

return rate — above 5% kills the launch gate

Avg price

Great$20.45

avg listing price — sweet spot $15–$100

Conversion

Great10.4%

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

Price range

Great$7.88–$37.48

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

Market size

Good$668K

$668K/yr · 315K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Okay+1.1%

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

Review moat

Bad4,236.07

avg incumbent reviews — the moat a new listing must climb

Competition

Bad73%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, underarm toner is a $668K/yr Amazon United States market (315K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb. Verdict: Skip it — 48/100.

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

underarm toner market data

Units sold / yr: 30K–40K; avg 2,000–2,500/product
Revenue / yr: $614K–$818K; units × avg price
Conversion rate: 10.4%
Avg BSR: #68
Page quality: 0%
Prime: 100%
Sponsored: 79%
Out of stock: 0.5%
Avg brand age: 58 months
Avg seller age: 132 days

Competition & brand share

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

Lume84%
Mando10%
QualiLife3%
Megababe2%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +1.1% search growth over the last 90 days.

Peak months: Feb · busiest ÷ quietest = 2.2×

Open Trend

Top underarm toner search terms

lume soap137K/yr -0.1%8.9% conv.
lume bar soap34K/yr +40.3%7.0% conv.
lume soap bar26K/yr +30.3%8.7% conv.
lume acidified bar soap16K/yr +22.2%9.0% conv.
mando soap18K/yr -0.5%11.8% conv.
mandelic acid soap9K/yr +58.8%1.6% conv.
acidified bar soap17K/yr -45.4%3.3% conv.
lume bar soap for women9K/yr +27.7%7.0% conv.
acidified cleansing bar11K/yr -64.2%3.7% conv.
mando soap for men9K/yr +3.4%12.3% conv.

All search terms

Top underarm toner 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

Lume Acidified Body Cleansing Bar - 24 Hour Odor Control - Removes Odor Better than Soap - Moisturizing Formula - Formulated Without SLS or Parabens - OB/GYN Developed - 5 ounce (Unscented)

Lume$17.484.6★3,104 rev

Lume Triple Milled Bar Soap - Rich Moisture & Gentle Cleansing - Paraben Free Phthalate Free Skin Safe - 5 ounce (Clean Tangerine)

Lume$9.524.6★9,384 rev

Lume Acidified Body Cleansing Bar - 24 Hour Odor Control - Removes Odor Better than Soap - Moisturizing Formula - Formulated Without SLS and Parabens - OB/GYN Developed - 5 ounce (Lavender Sage)

Lume$17.174.6★3,104 rev

Lume Acidified Body Cleansing Bar - 24 Hour Odor Control - Removes Odor Better Than Soap - Moisturizing - No SLS or Parabens - OB/GYN Developed - 8.5 Ounce 3 Pack (Tangerine Lavender & Unscented)

Lume$37.484.6★3,104 rev

Lume Acidified Body Cleansing Bar - 24 Hour Odor Control - Removes Odor Better than Soap - Moisturizing Formula - Formulated Without SLS orParabens - OB/GYN Developed - 5 ounce (Clean Tangerine)

Lume$17.374.6★3,104 rev

Newest

by launch date

QualiLife Acidified Cleansing Bar - Purifying Deodorizing Soap for Eliminating Odor Natural Deodorant Acidified Body Wash - Acidified Bar Soap for Women & Men Pack of 3

QualiLife$13.1952 rev

6mo ago

Lume Acidified Body Cleansing Bar - 24 Hour Odor Control - Removes Odor Better Than Soap - Moisturizing - No SLS or Parabens - OB/GYN Developed - 8.5 Ounce 3 Pack (Tangerine Lavender & Unscented)

Lume$37.483,104 rev

1y ago

Mando 4-in-1 Acidified Cleansing Bar - 24-Hour Odor Control - Moisturizing Formula - Formulated without SLS and Parabens - Safe For Sensitive Skin - 5 ounces (Pack of 2) - Pro Sport & Mt Fuji

Mando$30.262,158 rev

1y ago

Megababe Bidet Bar | pH Balanced Cleansing Bar for the Entire Intimate Area | 4.5 oz

Megababe$7.88669 rev

2y ago

Mando Acidified Cleansing Bar - 24-Hour Odor Control - Removes Odor Better than Soap - Moisturizing Formula - SLS Free Paraben Free - Safe For Sensitive Skin - Pro Sport

Mando$17.072,158 rev

2y ago

What buyers say about underarm toner

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

What buyers love

Smell26%

“Awesome scent”

Cleansing10%

“it cleans the skin well”

Quality-Overall7%

“Great quality and foams up well”

Value For Money7%

“Great value”

Lather6%

“It lathers up nicely”

Efficiency5%

“This soap works”

Advertised Vs Actual Product5%

“Works as described”

Soft Feel4%

“Softens skin”

Allergies3%

“No irritation”

Moist/Dry3%

“Feels great on dry skin”

What buyers complain about

Smell25%

“it smells RANCID”

Value For Money21%

“Expensive”

Allergies5%

“I had an allergic reaction to this product”

Moist/Dry3%

“Leaves skin feeling dry”

Durability2%

“Doesn't last long”

Size-Overall2%

“The bars are small”

Skin Health1%

“Causes skin burns”

Sensitivity-Overall1%

“BUT it burned my skin, and not in sensitive areas - my legs, hips, stomach, and arms are dry, itchy, and irritated”

Cleansing1%

“My face has been irritated by other regular bar or cleansing soaps”

Functionality-Overall1%

“Dont work”

Top return reasons

Smell40%

Advertised Vs Actual Product16%

Value For Money10%

Functionality-Overall7%

Defective Material/Parts4%

Moist/Dry4%

Product Condition3%

Size-Overall3%

Ingredients-Overall3%

Color2%

Common questions

Is underarm toner profitable to sell on Amazon United States?: The niche generates $668K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +1.1%. Flapen's verdict: Skip it (48/100).
How competitive is the underarm toner niche?: 4 brands and 5 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in underarm toner?: Top complaints mined from reviews: Smell, Value For Money, Allergies. The return rate is 0.3%.
When does demand for underarm toner peak?: Demand peaks in Feb; the busiest month runs 2.2× the quietest.
What does it cost to enter the underarm toner niche?: Listings span $7.88–$37.48; the average listing price is $20.45 (sweet spot $15–$100). The average incumbent carries 4,236 reviews — the moat a new listing must climb.