---
title: "Menstrual Cups — £269K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/menstrual-cups"
last_updated: "2026-07-31T18:27:48.758Z"
locale: en
meta:
description: "Niche score 55/100 · £269K/yr market · 304K searches/yr · £14.90 avg price. Soft demand (-3.6% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · £269K/yr market · 304K searches/yr · £14.90 avg price. Soft demand (-3.6% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Menstrual Cups — £269K/yr Amazon UK Niche (2026) - Flapen"
---
# **menstrual cups**
**Worth a look**
Shows low returns (0.5%), but soft demand (-3.6% this quarter) keeps it on the watch list.
Market size 49Growth 23Conversion 66Competition 51Returns 98Price range 54Avg price 74Brand share 45Review moat 25Quality gap 76
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****£14.90**
avg listing price — sweet spot $15–$100
**Conversion**
**Good****5.9%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****£2.41–£29.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****£269K**
£269K/yr · 304K searches
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****4,650.79**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-3.6%**
90-day search growth — must beat 0% to launch
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.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **menstrual cups market data**
- **Units sold / yr**
- **15K–20K**
- avg 250–500/product
- **Revenue / yr**
- **£224K–£298K**
- units × avg price
- **Conversion rate**
- **5.9%**
- **Avg BSR**
- **#27**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **6.8%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **187 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**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%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.6% search growth over the last 90 days.
10K6KPrime Day '25Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/menstrual-cups/trend)
## **Top menstrual cups search terms**
- **menstrual cups**123K/yr-2.9%3.8% conv. - **period cup**38K/yr-4.8%3.8% conv. - **mooncup**28K/yr+24.1%8.2% conv. - **menstrual cup**40K/yr-18.0%3.5% conv. - **moon cup**19K/yr+4.1%6.7% conv. - **diva cup**13K/yr+39.9%5.2% conv. - **saalt menstrual cup**13K/yr-24.4%2.9% conv. - **period cups for women**10K/yr+23.4%4.2% conv. - **moon cups for periods**11K/yr-18.0%7.7% conv. - **saalt**3K/yr+24.6%0.4% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/menstrual-cups/search-terms)
## **Top menstrual cups 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%4%£11K8%£22K12%£32K16%£43K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**ZVZK Period Pants Heavy Flow 30ML Absorbent Women Leak Proof Panty Period Knickers Menstrual Underwear 3 Pack (M Pack of 3)**ZVZK**£13.56**4.2★3,582 rev](https://www.amazon.co.uk/dp/B0B4MYJLJ1) [2**Shordy Menstrual Cups First Period Starter Pack of 2 Kit with Mini Box Period Cup Medical Grade Silicone Feminine Hygiene Better Alternative to Sanitary Pads & Tampons for Girls - Small & Large**SHORDY**£12.80**4.3★8,717 rev](https://www.amazon.co.uk/dp/B08246VY1T) [3**Mooncup Original Menstrual Cup - Medical-Grade Silicone Period Cup for Protection - Holds 3 Tampons Worth of Fluid - Toxin-Free Eco-Friendly & Easy to Insert - Size A (for 30+ or Post-Childbirth)**Mooncup**£18.85**4.4★3,481 rev](https://www.amazon.co.uk/dp/B001EC6FWK) [4**knoah Reusable Menstrual Cup with Sterilising Cup | Tampon Pad and Disc Alternative**KAVODA**£10.77**3.9★482 rev](https://www.amazon.co.uk/dp/B0CY2QM3Q3) [5**Mooncup High Waist Period Pants - Eco-Friendly Organic Cotton Period Underwear with Maximum Absorbency (Up to 10 Tampons) 180 Coverage - Leak-proof Reusable & Comfortable for Heavy Flow - Size 10**Mooncup**£17.19**4.1★45 rev](https://www.amazon.co.uk/dp/B0FLF1N1M7)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**2 Menstrual Cups and Applicator Bundle - No Metals or Toxins - 100% Medical-Grade Silicone - Softest Reusable Period Cup - Inserts Like a Tampon - Capacity of 4 and 6 Tampons**Pixie Cup**£29.92**108 rev11mo ago](https://www.amazon.co.uk/dp/B0FJBWLH84) [**Mooncup High Waist Period Pants - Eco-Friendly Organic Cotton Period Underwear with Maximum Absorbency (Up to 10 Tampons) 180 Coverage - Leak-proof Reusable & Comfortable for Heavy Flow - Size 10**Mooncup**£17.19**45 rev11mo ago](https://www.amazon.co.uk/dp/B0FLF1N1M7) [**Mooncup High Waist Period Pants - Eco-Friendly Organic Cotton Period Underwear with Maximum Absorbency (Up to 10 Tampons) 180 Coverage - Leak-proof Reusable & Comfortable for Heavy Flow - Size 8**Mooncup**£16.85**45 rev11mo ago](https://www.amazon.co.uk/dp/B0FLDW5G1Y) [**Ecoblossom Large Menstrual Cups Kit - Medical-Grade Silicone Comfortable & Leak-Proof Period Protection for Up to 12 Hours. Pack of 2 Large Menstrual Cups With Steriliser Case Included 30mL Capacity**EcoBlossom**£11.90**8,005 rev1y ago](https://www.amazon.co.uk/dp/B0CFWKQC3G) [**Mooncup Pads with Wings - Biodegradable Pads Made with Organic Cotton for Irritation-Free Period Care Leak-Proof Plastic-Free Highly Absorbent Protection for Sensitive Skin - Medium/Day 10 Count**Mooncup**£2.41**386 rev1y ago](https://www.amazon.co.uk/dp/B0DX3SJXTQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Ecoblossom Small Menstrual Cups Kit - Medical-Grade Silicone Comfortable & Leak-Proof Period Protection for Up to 12 Hours. Pack of 2 Small Menstrual Cups With Steriliser Case Included 22mL Capacity**EcoBlossom**£10.41**4.4★**▲ 170%**](https://www.amazon.co.uk/dp/B0CFX2V647) [**Mooncup High Waist Period Pants - Eco-Friendly Organic Cotton Period Underwear with Maximum Absorbency (Up to 10 Tampons) 180 Coverage - Leak-proof Reusable & Comfortable for Heavy Flow - Size 10**Mooncup**£17.19**4.1★**▲ 164%**](https://www.amazon.co.uk/dp/B0FLF1N1M7) [**Ecoblossom Large Menstrual Cups Kit - Medical-Grade Silicone Comfortable & Leak-Proof Period Protection for Up to 12 Hours. Pack of 2 Large Menstrual Cups With Steriliser Case Included 30mL Capacity**EcoBlossom**£11.90**4.4★**▲ 159%**](https://www.amazon.co.uk/dp/B0CFWKQC3G) [**Mooncup High Waist Period Pants - Eco-Friendly Organic Cotton Period Underwear with Maximum Absorbency (Up to 10 Tampons) 180 Coverage - Leak-proof Reusable & Comfortable for Heavy Flow - Size 8**Mooncup**£16.85**4.1★**▲ 157%**](https://www.amazon.co.uk/dp/B0FLDW5G1Y) [**ZVZK Period Pants Heavy Flow 30ML Absorbent Women Leak Proof Panty Period Knickers Menstrual Underwear 3 Pack (M Pack of 3)**ZVZK**£13.56**4.2★**▲ 149%**](https://www.amazon.co.uk/dp/B0B4MYJLJ1)
**~~View all trending →~~**
## **What buyers say about menstrual cups**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“Perfect inversion, perfect quality and perfect pack”*
**Leak-Proof**11%
*“never leaks”*
**Comfort-Overall**11%
*“Very comfortable”*
**Ease Of Use**9%
*“I found it fairly easy to insert”*
**Value For Money**7%
*“Saves money”*
**Size-Overall**5%
*“I definitely recommend getting this its great it fits brilliantly I have no trouble putting in or taking out its really easy”*
**Durability**3%
*“It lasted me about a year”*
**Soft Feel**3%
*“The top layer of cotton is pleasant to the body”*
**Advertised Vs Actual Product**2%
*“Does what it says”*
**Menstrual Issues**2%
*“Lifesaver for women”*
### **What buyers complain about **
**Size-Overall**8%
*“Theyre a little bit tight on the leg even though I bought my normal size”*
**Ease Of Use**8%
*“can be tough to get into position”*
**Leak-Proof**7%
*“Leaked”*
**Comfort-Overall**6%
*“uncomfortable”*
**Functionality-Overall**6%
*“Cup does not work”*
**Value For Money**3%
*“Expensive”*
**Hard Feel**3%
*“the cups seem a bit tough”*
**Material Quality**3%
*“it doesnt feel like silicone instead it is harder like plastic”*
**Allergies**3%
*“but getting irritation spots on my down below”*
**Pain Relief-Overall**3%
*“which makes it painful to put in and very painful to pull out”*
### **Top return reasons **
**Size-Overall**62%
**Functionality-Overall**8%
**Leak-Proof**4%
**Product Condition**3%
**Ease Of Use**3%
**Pain Relief-Overall**2%
**Advertised Vs Actual Product**2%
**Thickness**2%
**Smell**2%
**Comfort-Overall**2%
## **Common questions**
- **Is menstrual cups profitable to sell on Amazon United Kingdom?**
- The niche generates £269K/yr across 24 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -3.6%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the menstrual cups niche?**
- 12 brands and 22 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in menstrual cups?**
- Top complaints mined from reviews: Size-Overall, Ease Of Use, Leak-Proof. The return rate is 0.5%.
- **When does demand for menstrual cups peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the menstrual cups niche?**
- Listings span £2.41–£29.92; the average listing price is £14.90 (sweet spot $15–$100). The average incumbent carries 4,651 reviews — the moat a new listing must climb.
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