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Menstrual Cups

Menstrual Cups shows low returns (0.5%), but soft demand (-3.6% this quarter) keeps it on the watch list.

Flapen Score

55
Worth a look
Market size 49Growth 23Conversion 66Competition 51Returns 98Price range 54Avg price 74Brand share 45Review moat 25Quality gap 76
This niche Category average

Is Menstrual Cups profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Menstrual Cups is a £269K/yr Amazon United Kingdom market (304K searches/yr). The top 5 brands hold 78% of demand. Verdict: Worth a look — 55/100.

Menstrual Cups: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -3.6% over the last 90 days and 5.9% of searches end in a purchase.

£269K

revenue / yr

Units sold / yr20K
Search volume / yr-3.6%304K
Conversion rate5.9%
Avg price£14.90

Who owns the niche?

The top 5 brands hold 78% of demand, so 22% of the market is open.

22%

open market share

Brands · sellers12 · 22
Top-5 product click share54%
Open market22%
Avg brand age53 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 24 products

Sponsored placement83%
New entrants (1y)3· 0 succeeded
Avg rating4.3★
Avg reviews4,651

Top Menstrual Cups products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

£0£11K£22K£32K£43K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 falling

Sellers

22

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

54%

Top 20: 96%

Open market

14%

  • Mooncup27%
  • SHORDY19%
  • ZVZK16%
  • EcoBlossom8%
  • KAVODA8%
  • saalt7%
  • Open — no brand owns it (6 brands, 14%)

Menstrual Cups demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume304KCVR5.9%Products24Brands12Top 5 Brands78%OOS Rate6.8%Rating4.3★Reviews4,651Avg BSR#27
10K6KPrime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top Menstrual Cups search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • menstrual cups123K/yr
  • period cup38K/yr
  • mooncup28K/yr
  • menstrual cup40K/yr
  • moon cup19K/yr
  • diva cup13K/yr
  • saalt menstrual cup13K/yr
  • period cups for women10K/yr
  • moon cups for periods11K/yr
  • saalt3K/yr

What reviews say buyers love and hate about Menstrual Cups

What buyers mention most, as a share of all reviews.

What buyers love

70% of reviews
Quality-Overall18%

Perfect inversion, perfect quality and perfect pack

Leak-Proof11%

never leaks

Comfort-Overall11%

Very comfortable

Ease Of Use9%

I found it fairly easy to insert

Value For Money7%

Saves money

What buyers complain about

51% of reviews
Size-Overall8%

Theyre a little bit tight on the leg even though I bought my normal size

Ease Of Use8%

can be tough to get into position

Leak-Proof7%

Leaked

Comfort-Overall6%

uncomfortable

Functionality-Overall6%

Cup does not work

Menstrual Cups return rate & reasons

Why buyers send it back, as a share of all return requests.

0.5%

Return rate

72%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
62%
2Functionality-Overall
8%
3Leak-Proof
4%
4Product Condition
3%
5Ease Of Use
3%

Common Menstrual Cups questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Menstrual Cups 55/100 on Amazon United Kingdom — Worth a look. The niche generates £269K/yr across 24 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -3.6% over the last 90 days.
Search demand for Menstrual Cups on Amazon United Kingdom is steady year-round — the busiest month runs 1.5× the quietest.