---
title: "Estradiol — $58K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/estradiol"
last_updated: "2026-08-11T02:36:45.501Z"
locale: en
meta:
description: "Niche score 44/100 · $58K/yr market · 33K searches/yr · $41.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $58K/yr market · 33K searches/yr · $41.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Estradiol — $58K/yr Amazon US Niche (2026) - Flapen"
---
# **estradiol**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 14Growth 19Conversion 52Competition 15Returns 97Price range 95Avg price 95Brand share 0Review moat 83Quality gap 76
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$41.36**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$20.84–$69.38**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****333.92**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****4.2%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-11.9%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****81%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$58K**
$58K/yr · 33K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, estradiol is a $58K/yr Amazon United States market (33K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Mar–Apr. Verdict: Skip it — 44/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **estradiol market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$62K–$83K**
- units × avg price
- **Conversion rate**
- **4.2%**
- **Avg BSR**
- **#1,267**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **4.7%**
- **Avg brand age**
- **57 months**
- **Avg seller age**
- **154 days**
## **Competition & brand share**
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**44**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**81%**
Top 20: 100%
**Open market**
**0%**
- HelloPharmacist56% - BIOLABS PRO39% - Vigority3% - Olidiva2%
## **Demand & seasonality**
Weekly Amazon search volume, last 80 weeks — -11.9% search growth over the last 90 days.
5K4KSpike '25Prime Day '25Holiday '25Spike '26 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jan, Feb, Mar, Apr · busiest ÷ quietest = 6.9×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/estradiol/trend)
## **Top estradiol search terms**
- **biolabs pro estrogen bi-est 5.0**7K/yr-17.2%2.1% conv. - **bi-est 5.0 - estriol & estradiol cream**6K/yr-2.5%3.6% conv. - **bi-est**5K/yr-8.0%3.3% conv. - **bi est cream**3K/yr-9.6%3.6% conv. - **biolabs**4K/yr-14.7%1.8% conv. - **biolabs pro**4K/yr-10.8%1.4% conv. - **biest**3K/yr-28.0%3.7% conv. - **bi est**2K/yr-4.0%6.1% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/estradiol/search-terms)
## **Top estradiol 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%10%$6K20%$12K30%$17K40%$23K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**HelloPharmacist BiEst 5.0 Beauty Cream New Smoother Cream Formula Hyaluronic Acid 3 oz Made in USA**HelloPharmacist**$40.11**4.3★25 rev](https://www.amazon.com/dp/B0G3XG4FXQ) [2**HelloPharmacist BiEst 7.0 PRO V2 Bioidentical Estrogen Cream for Women - 90 Pumps - Wild Yam Natural Estrogen Based Body Cream - 3oz**HelloPharmacist**$48.74**4.5★96 rev](https://www.amazon.com/dp/B0FHF1F45W) [3**BIOLABS PRO Bioidentical Combination Cream - Maximum Strength Blend - Luxury Bottle Precision Pump - 3.6oz**BIOLABS PRO**$68.88**4.3★52 rev](https://www.amazon.com/dp/B0FS2W7LZX) [4**UltraSpa Skincare BIOLabs PRO Natural Bioidentical Estriol Beauty Cosmetic Cream For Women Three Month Supply (3.6 oz)**BIOLABS PRO**$59.08**4.0★202 rev](https://www.amazon.com/dp/B0B3PKTXCL) [5**HelloPharmacist Natural Bioidentical Estriol 5.0 Professional Cream for Women - Menopause Support - Added Moisturizers & Hyaluronic Acid - 3 Ounces - Trusted Brand**HelloPharmacist**$39.70**4.4★81 rev](https://www.amazon.com/dp/B0FLBCPLSN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**HelloPharmacist BiEst 5.0 Beauty Cream New Smoother Cream Formula Hyaluronic Acid 3 oz Made in USA**HelloPharmacist**$40.11**25 rev7mo ago](https://www.amazon.com/dp/B0G3XG4FXQ) [**BIOLABS PRO Bioidentical Combination Cream - Maximum Strength Blend - Luxury Bottle Precision Pump - 3.6oz**BIOLABS PRO**$68.88**52 rev9mo ago](https://www.amazon.com/dp/B0FS2W7LZX) [**BIOLABS PRO Estri Oil - Bioidentical Natural E3 Solution - Six Month Supply - 5mg Per Dose - Topical - 2oz**BIOLABS PRO**$42.16**41 rev10mo ago](https://www.amazon.com/dp/B0FL8KXSL9) [**BIOLABS PRO Revita V Moisturizer - Natural Bioidentical Hormone Balance Formula For Women - Non-Irritating Clear Gel Fragrance-Free - Made in the USA**BIOLABS PRO**$33.12**60 rev10mo ago](https://www.amazon.com/dp/B0FNBFNWF7) [**HelloPharmacist Natural Bioidentical Estriol 5.0 Professional Cream for Women - Menopause Support - Added Moisturizers & Hyaluronic Acid - 3 Ounces - Trusted Brand**HelloPharmacist**$39.70**81 rev11mo ago](https://www.amazon.com/dp/B0FLBCPLSN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**BIOLABS PRO Phytoestrogen Cream - Natural Plant Based Support Hormone-Free Formula - Red Clover Extract Black Cohosh & Soy Flavonoids - Two Month Supply - 3oz**BIOLABS PRO**$20.84**4.1★**▲ 58%**](https://www.amazon.com/dp/B0FHWXCWNM) [**BIOLABS PRO Estri Oil - Bioidentical Natural E3 Solution - Six Month Supply - 5mg Per Dose - Topical - 2oz**BIOLABS PRO**$42.16**4.4★**▲ 42%**](https://www.amazon.com/dp/B0FL8KXSL9) [**Olidiva Bioidentical Estriol Cream for Women - Intimate Moisturizing Cream for Women - Menopause Relief for Vaginal Dryness & Vulva Itch 50g / 1.76 oz (3 Month Supply)**Olidiva**$24.08**4.3★**▲ 39%**](https://www.amazon.com/dp/B0FKZCJDHG) [**BIOLABS PRO Bioidentical Combination Cream - Maximum Strength Blend - Luxury Bottle Precision Pump - 3.6oz**BIOLABS PRO**$68.88**4.3★**▲ 21%**](https://www.amazon.com/dp/B0FS2W7LZX) [**HelloPharmacist BiEst 5.0 Beauty Cream New Smoother Cream Formula Hyaluronic Acid 3 oz Made in USA**HelloPharmacist**$40.11**4.3★**▲ 16%**](https://www.amazon.com/dp/B0G3XG4FXQ)
**~~View all trending →~~**
## **What buyers say about estradiol**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**10%
*“Excellent product”*
**Efficiency**10%
*“Very effective”*
**Moist/Dry**10%
*“Very moisturizing”*
**Smell**7%
*“lightly scented”*
**Absorbency**6%
*“absorbs well”*
**Value For Money**5%
*“Excellent value for money”*
**Allergies**3%
*“not irritating at all”*
**Soft Feel**3%
*“I really like how gentle”*
**Ease Of Application**3%
*“it feels nice wherever I apply it”*
**Comfort-Overall**3%
*“More comfortable”*
### **What buyers complain about **
**Functionality-Overall**15%
*“now nothing will come out”*
**Ingredients-Overall**9%
*“Formula Changed-Not the Same”*
**Allergies**8%
*“Irritated my skin”*
**Value For Money**8%
*“It is a bit pricey”*
**Moist/Dry**5%
*“becomes difficult to spread as the area is instantly dry”*
**Advertised Vs Actual Product**4%
*“Misleading”*
**Smell**3%
*“It doesnt have a strong fragrance that you might be sensitive to”*
**Motor Power**3%
*“It doesnt say how many pump to apply on the body”*
**Side Effects**2%
*“The burning during intercourse returned”*
**Ease Of Use**2%
*“wasn't able to use”*
### **Top return reasons **
**Functionality-Overall**19%
**Motor Power**19%
**Advertised Vs Actual Product**18%
**Ingredients-Overall**5%
**Dispensing Mechanism**5%
**Smell**4%
**Leak-Proof**3%
**Texture/Consistency-Overall**3%
**Strength**2%
**Side Effects**2%
## **Common questions**
- **Is estradiol profitable to sell on Amazon United States?**
- The niche generates $58K/yr across 13 tracked products. 6 of 8 products launched in the last 360 days are still selling. 90-day search growth is -11.9%. Flapen's verdict: Skip it (44/100).
- **How competitive is the estradiol niche?**
- 4 brands and 44 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in estradiol?**
- Top complaints mined from reviews: Functionality-Overall, Ingredients-Overall, Allergies. The return rate is 0.5%.
- **When does demand for estradiol peak?**
- Demand peaks in Jan–Feb–Mar–Apr; the busiest month runs 6.9× the quietest.
- **What does it cost to enter the estradiol niche?**
- Listings span $20.84–$69.38; the average listing price is $41.36 (sweet spot $15–$100). The average incumbent carries 334 reviews — the moat a new listing must climb.
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