---
title: "Endometriosis Supplement — $68K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/endometriosis-supplement"
last_updated: "2026-08-06T16:08:13.157Z"
locale: en
meta:
description: "Niche score 42/100 · $68K/yr market · 93K searches/yr · $26.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $68K/yr market · 93K searches/yr · $26.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Endometriosis Supplement — $68K/yr Amazon US Niche (2026) - Flapen"
---
# **endometriosis supplement**
**Skip it**
A small market ($68K/yr) — this niche doesn't clear our bar today.
Market size 17Growth 20Conversion 35Competition 18Returns 100Price range 91Avg price 95Brand share 37Review moat 23Quality gap 63
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$26.36**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.19–$48.70**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****2.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Bad****6,854.92**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-10.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$68K**
$68K/yr · 93K searches
According to Flapen's Amazon United States niche tracking, endometriosis supplement is a $68K/yr Amazon United States market (93K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 42/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **endometriosis supplement market data**
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$53K–$66K**
- units × avg price
- **Conversion rate**
- **2.8%**
- **Avg BSR**
- **#23**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **0.4%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **151 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**11 **▼falling
**Sellers**
**21**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**14%**
- Freshly Moms45% - SMNutrition14% - Daily Nouri12% - Santo Remedio8% - SMSHEALTHPRODUCTS.com4% - Natures Craft4% - Open — no brand owns it (5 brands, 14%)
## **Demand**
Weekly Amazon search volume, last 33 weeks — -10.2% search growth over the last 90 days.
3K2KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/endometriosis-supplement/trend)
## **Top endometriosis supplement search terms**
- **hormonal balance**17K/yr+18.0%1.5% conv. - **hormones**10K/yr-4.0%0.4% conv. - **osh hormonal balance and mood support**8K/yr-3.7%9.1% conv. - **female hormones**7K/yr-10.2%1.1% conv. - **hormonal**5K/yr+45.9%0.5% conv. - **hormonal balance and mood support**5K/yr-7.2%6.8% conv. - **regulador hormonal para mujer**5K/yr+31.5%0.5% conv. - **hormonas**4K/yr-7.7%0.2% conv. - **hormone vitamins for women**6K/yr-27.7%1.0% conv. - **hormone health**4K/yr-37.5%0.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/endometriosis-supplement/search-terms)
## **Top endometriosis supplement 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%15%$10K30%$20K45%$31K60%$41K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Ayurvedic Hormone Balance for Women | Cortisol Reducer | Mood Energy Stress & Sleep Support | Estrogen | Perimenopause | Ashwagandha Rhodiola & Holy Basil | Made in USA | 60 Ct. - OSH Wellness**Freshly Moms**$30.11**4.3★805 rev](https://www.amazon.com/dp/B0C1M86YRT) [2**Daily Nouri Hormone Balance Probiotics for Women | Supports Healthy Estrogen Metabolism Hormone & Cycle Health | Gut-Estrogen/Estrobolome Support | 7 Clinically Studied Strains + Plant-Based Omega**Daily Nouri**$30.67**4.4★1,383 rev](https://www.amazon.com/dp/B0DGRH9SNT) [3**DIM Supplement 200 mg | Estrogen Balance for Women & Men | Hormonal Acne Hormone Balance Menopause & Antioxidant Support | Doctor-Formulated & Clean Label Project Certified Diindolylmethane | 60 Ct**SMNutrition**$24.20**4.4★30,062 rev](https://www.amazon.com/dp/B006KL4TYG) [4**Santo Remedio Hormonal Balance for Women | Menopause Support for Hot Flashes Night Sweats & Mood Swings | Hormone-Free Formula with Siberian Rhubarb Chaste Tree & DIM | Doctor Juan Rivera Product**Santo Remedio**$37.59**4.4★326 rev](https://www.amazon.com/dp/B0DLLH7KMW) [5**Myo-Inositol & D-Chiro Inositol for Hormone Balance for Women | Fertility Ovarian Health & Cycle Support | Ideal 40:1 Ratio Myoinositol 2000mg & D Chiro 50mg | Ovarian Support Vitamins | 120 Ct.**SMNutrition**$19.34**4.6★3,307 rev](https://www.amazon.com/dp/B0BDMN44MT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Santo Remedio Hormonal Balance for Women | Menopause Support for Hot Flashes Night Sweats & Mood Swings | Hormone-Free Formula with Siberian Rhubarb Chaste Tree & DIM | Doctor Juan Rivera Product**Santo Remedio**$37.59**326 rev1y ago](https://www.amazon.com/dp/B0DLLH7KMW) [**Daily Nouri Hormone Balance Probiotics for Women | Supports Healthy Estrogen Metabolism Hormone & Cycle Health | Gut-Estrogen/Estrobolome Support | 7 Clinically Studied Strains + Plant-Based Omega**Daily Nouri**$30.67**1,383 rev1y ago](https://www.amazon.com/dp/B0DGRH9SNT) [**O Positiv FLO Ovarian Health Support - Hormone Balance for Women Supplement with DIM Myo & D-Chiro Inositol Folic Acid - Supports Healthy Ovulation Cycle Regularity - 30 Servings**O Positiv**$35.83**2,875 rev2y ago](https://www.amazon.com/dp/B0D5GC6WFC) [**Ayurvedic Hormone Balance for Women | Cortisol Reducer | Mood Energy Stress & Sleep Support | Estrogen | Perimenopause | Ashwagandha Rhodiola & Holy Basil | Made in USA | 60 Ct. - OSH Wellness**Freshly Moms**$30.11**805 rev3y ago](https://www.amazon.com/dp/B0C1M86YRT) [**SOLARAY Female Hormone Blend SP-7C Herbal Support Hormonal Balance for Women with Black Cohosh Dong Quai Wild Yam and More Vegan Lab Verified 60-Day Guarantee 120 Servings 240 VegCaps**SOLARAY**$19.35**1,798 rev3y ago](https://www.amazon.com/dp/B0BQT43RGL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**THORNE - Hormone Advantage - Estrogen Support & Hormone Balance for Men & Women* - Featuring DIM & Pomegranate Extract - Gluten Dairy & Soy-Free - 60 Servings**THORNE**$48.70**4.5★**▲ 38%**](https://www.amazon.com/dp/B07RR9JF9B) [**Santo Remedio Hormonal Balance for Women | Menopause Support for Hot Flashes Night Sweats & Mood Swings | Hormone-Free Formula with Siberian Rhubarb Chaste Tree & DIM | Doctor Juan Rivera Product**Santo Remedio**$37.59**4.4★**▲ 21%**](https://www.amazon.com/dp/B0DLLH7KMW) [**Ayurvedic Hormone Balance for Women | Cortisol Reducer | Mood Energy Stress & Sleep Support | Estrogen | Perimenopause | Ashwagandha Rhodiola & Holy Basil | Made in USA | 60 Ct. - OSH Wellness**Freshly Moms**$30.11**4.3★**▲ 17%**](https://www.amazon.com/dp/B0C1M86YRT) [**Myo-Inositol & D-Chiro Inositol for Hormone Balance for Women | Fertility Ovarian Health & Cycle Support | Ideal 40:1 Ratio Myoinositol 2000mg & D Chiro 50mg | Ovarian Support Vitamins | 120 Ct.**SMNutrition**$19.34**4.6★**▲ 13%**](https://www.amazon.com/dp/B0BDMN44MT) [**Feminizer Sex Change Capsules Pueraria Mirifica Potent Estrogen Hormone Complex for Trans Women - Breasts Booty Hair Skin Nails - Transgender Ladyboy Queer LGBT - No Fillers**SMSHEALTHPRODUCTS.com**$14.40**4.0★**— 8%**](https://www.amazon.com/dp/B082K6HV6F)
**~~View all trending →~~**
## **What buyers say about endometriosis supplement**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Hormonal Balance**14%
*“Helps with hormonal acne”*
**Quality-Overall**9%
*“In all, it is a good quality product that is easy to use”*
**Menstrual Issues**8%
*“Menopausal support: Excellent”*
**Taste-Overall**7%
*“Taste great”*
**Fertility/Conception**5%
*“Helped me get pregnant”*
**Efficiency**5%
*“Works well”*
**Vitamin**4%
*“Vitamins”*
**Value For Money**3%
*“Worth it”*
**Side Effects**3%
*“I had no side effects”*
**Skin Health**3%
*“Great for acne treatments”*
### **What buyers complain about **
**Side Effects**13%
*“BAD stomach cramps”*
**Functionality-Overall**11%
*“Didn't work on me”*
**Dosage**6%
*“the preferred dosage is not my preference”*
**Value For Money**6%
*“Not worth it”*
**Allergies**5%
*“Possible reaction”*
**Weight Loss**4%
*“No weight loss”*
**Taste-Overall**3%
*“However it does taste weird”*
**Sleep Quality**3%
*“Not sleeping well”*
**Stress/Anxiety**3%
*“It triggered my anxiety”*
**Acid Regulator/Stomach Ache Relief**3%
*“I started experiencing severe stomach pain”*
### **Top return reasons **
**Functionality-Overall**15%
**Acid Regulator/Stomach Ache Relief**6%
**Vitamin**6%
**Advertised Vs Actual Product**5%
**Smell**5%
**Color Fading/Discoloration**5%
**Moist/Dry**4%
**Side Effects**4%
**Color**3%
**Size-Overall**3%
## **Common questions**
- **Is endometriosis supplement profitable to sell on Amazon United States?**
- The niche generates $68K/yr across 12 tracked products. 90-day search growth is -10.2%. Flapen's verdict: Skip it (42/100).
- **How competitive is the endometriosis supplement niche?**
- 11 brands and 21 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in endometriosis supplement?**
- Top complaints mined from reviews: Side Effects, Functionality-Overall, Dosage. The return rate is 0.1%.
- **What does it cost to enter the endometriosis supplement niche?**
- Listings span $13.19–$48.70; the average listing price is $26.36 (sweet spot $15–$100). The average incumbent carries 6,855 reviews — the moat a new listing must climb.
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