Is period pants for teenage girls profitable to sell on Amazon United Kingdom?

The niche generates £137K/yr across 18 tracked products. 3 of 8 products launched in the last 360 days are still selling. 90-day search growth is -13.0%. Flapen's verdict: Skip it (45/100).

How competitive is the period pants for teenage girls niche?

8 brands and 11 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 93% of demand.

What do buyers complain about in period pants for teenage girls?

Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 0.1%.

When does demand for period pants for teenage girls peak?

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

What does it cost to enter the period pants for teenage girls niche?

Listings span £9.81–£21.72; the average listing price is £14.25 (sweet spot $15–$100). The average incumbent carries 1,021 reviews — the moat a new listing must climb.

period pants for teenage girls

Skip it

Brand-locked demand (top 5 brands take 93% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Avg price

Good£14.25

avg listing price — sweet spot $15–$100

Review moat

Good1,020.61

avg incumbent reviews — the moat a new listing must climb

Price range

Good£9.81–£21.72

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

Conversion

Good4.2%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay62%

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

Market size

Okay£137K

£137K/yr · 230K searches

Growth

Bad-13.0%

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

Brand share

Bad93%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, period pants for teenage girls is a £137K/yr Amazon United Kingdom market (230K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Jan. Verdict: Skip it — 45/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

period pants for teenage girls market data

Units sold / yr: 8K–10K; avg 250–500/product
Revenue / yr: £114K–£143K; units × avg price
Conversion rate: 4.2%
Avg BSR: #59
Page quality: 0%
Prime: 100%
Sponsored: 89%
Out of stock: 1.8%
Avg brand age: 27 months
Avg seller age: 179 days

Competition & brand share

The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 falling

Sellers

Top-5 brand share

93%

Top 20: 100%

Top-5 click share

62%

Top 20: 100%

Open market

ZVZK44%
Soleurfe17%
INNERSY14%
WUKA14%
Fresilkora4%
Artomnivera3%
Open — no brand owns it (2 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -13.0% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 2.2×

Open Trend

Top period pants for teenage girls search terms

period pants for teenage girls134K/yr -24.5%3.9% conv.
teen period pants26K/yr +2.8%2.5% conv.
girls period pants17K/yr +6.6%2.7% conv.
period knickers for teenage girls12K/yr +29.7%3.2% conv.
period pants for girls8K/yr +33.1%2.0% conv.
wuka period pants teens10K/yr -24.1%2.9% conv.
period underwear for teenage girls4K/yr +125.0%2.1% conv.
period pants for teens6K/yr +90.5%3.2% conv.
kids period pants4K/yr -17.8%0.9% conv.
wuka period pants teens starter kit2K/yr -43.8%2.0% conv.

All search terms

Top period pants for teenage girls 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 18 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

ZVZK Period Pants Heavy Flow Girls 30ML Absorb Cotton Knickers Briefs Underwear Mid Waist Hipster Menstrual Panties for teenage 8-18 Years (M 4 BLACK)

ZVZK£13.454.3★433 rev

ZVZK Period Pants Heavy Flow 30ML Absorbent Women Leak Proof Panty Period Knickers Menstrual Underwear 3 Pack (M Pack of 3)

ZVZK£13.564.2★3,582 rev

Soleurfe Period Pants for Teenage Girls Heavy Flow (50ML) with 12H Leakproof Protection Reusable Period underwear Bamboo Fiber Girls Knickers for Teens 12-14 Years Old

Soleurfe£13.954.6★307 rev

WUKA Teen Stretch Seamless Midi Brief Period Pants Heavy Flow Leak Proof Reusable Washable Underwear for Girls Teen Period Pants Multi Size Fits S M L Black

WUKA£14.404.6★77 rev

Soleurfe Period Pants for Teenage Girls Absorbent 50ml for Medium and Heavy flow | Bamboo Fibre Breathable Antibacterial | Reusable Period Underwear | For Teen Girls during School/Night

Soleurfe£21.724.0★140 rev

Newest

by launch date

Anpro Menstrual Period Pants for Teenagers Soft Cotton Menstrual Underwear Leak-Proof Period Knickers for Girls 5 Pack Multicolour

Anpro£14.3837 rev

5mo ago

WUKA Teen Stretch Midi Brief Period Pants for Girls Heavy Flow Pink Multi Size Fit S-L Leak-Proof Reusable Menstrual Underwear with Stretch Fit & 12hr Protection for Heavy Flow

WUKA£14.4832 rev

6mo ago

Soleurfe Period Pants for Teenage Girls Absorbent 50ml for Medium and Heavy flow | Bamboo Fibre Breathable Antibacterial | Reusable Period Underwear | For Teen Girls during School/Night

Soleurfe£21.72140 rev

7mo ago

Fresilkora 4PCS Period Pants for Teenage Girls Period Underwear Knickers 60ML Menstrual Pants for Women Heavy Flow Incontinence Pant Women (UK Age 12 Years 14 Years) Black

Fresilkora£12.0115 rev

7mo ago

Artomnivera£11.2016 rev

8mo ago

What buyers say about period pants for teenage girls

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

What buyers love

Comfort-Overall25%

“Comfortable To Wear”

Quality-Overall14%

“Excellent quality pants”

Size-Overall10%

“fits me as normal”

Stretchability/Expandability/Elasticity8%

“stretchy”

Material Quality6%

“The material feels sturdy”

Soft Feel5%

“feel soft on the skin”

Machine Wash Suitability4%

“easy to clean/wash”

Value For Money4%

“Great for the price”

Color3%

“The colour is lovely”

Design-Overall2%

“They are also a seamless design so they dont look bulky or obvious under clothes”

What buyers complain about

Size-Overall27%

“Too small”

Value For Money9%

“Waste of money”

Quality-Overall6%

“Not the best”

Thickness6%

“The knickers are thick”

Durability5%

“they have fell apart from the waste band waste of money”

Material Quality3%

“Horrible material, looks like a nappy”

Stretchability/Expandability/Elasticity3%

“Holes and elastic falling apart after few washes”

Comfort-Overall3%

“Sizing is small so definitely size up for comfort”

Absorbency2%

“Absorbency is going to very much depend on an individual's flow”

Smell2%

“Too big, smells like chemicals”

Common questions

Is period pants for teenage girls profitable to sell on Amazon United Kingdom?: The niche generates £137K/yr across 18 tracked products. 3 of 8 products launched in the last 360 days are still selling. 90-day search growth is -13.0%. Flapen's verdict: Skip it (45/100).
How competitive is the period pants for teenage girls niche?: 8 brands and 11 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 93% of demand.
What do buyers complain about in period pants for teenage girls?: Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 0.1%.
When does demand for period pants for teenage girls peak?: Demand peaks in Jan; the busiest month runs 2.2× the quietest.
What does it cost to enter the period pants for teenage girls niche?: Listings span £9.81–£21.72; the average listing price is £14.25 (sweet spot $15–$100). The average incumbent carries 1,021 reviews — the moat a new listing must climb.