---
title: "Zheng Gu Shui — $268K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/zheng-gu-shui"
last_updated: "2026-08-09T07:15:45.334Z"
locale: en
meta:
description: "Niche score 47/100 · $268K/yr market · 115K searches/yr · $36.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $268K/yr market · 115K searches/yr · $36.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Zheng Gu Shui — $268K/yr Amazon US Niche (2026) - Flapen"
---
# **zheng gu shui**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 49Growth 33Conversion 70Competition 13Returns 100Price range 95Avg price 95Brand share 0Review moat 74Quality gap 24
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$36.35**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$19.29–$65.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****545.44**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****6.4%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$268K**
$268K/yr · 115K searches
**Growth**
**Okay****+6.3%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****84%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, zheng gu shui is a $268K/yr Amazon United States market (115K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Sep. Verdict: Skip it — 47/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **zheng gu shui market data**
- **Units sold / yr**
- **6K–8K**
- avg 500–750/product
- **Revenue / yr**
- **$218K–$291K**
- units × avg price
- **Conversion rate**
- **6.4%**
- **Avg BSR**
- **#290**
- **Page quality**
- **0%**
- **Prime**
- **78%**
- **Sponsored**
- **67%**
- **Out of stock**
- **1.8%**
- **Avg brand age**
- **72 months**
- **Avg seller age**
- **161 days**
## **Competition & brand share**
The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**84%**
Top 20: 100%
**Open market**
**0%**
- Solstice Medicine Company55% - SOLSTICE39% - Zheng Gu Shui5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +6.3% search growth over the last 90 days.
4K3KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/us/health-household/zheng-gu-shui/trend)
## **Top zheng gu shui search terms**
- **evil bone water**48K/yr-0.8%2.7% conv. - **zheng gu shui**31K/yr+5.5%12.3% conv. - **evil bone water spray**9K/yr+60.6%2.5% conv. - **evil bone water saint apothecary**4K/yr+150.4%1.7% conv. - **zheng gu shui pain relief**7K/yr-15.0%13.2% conv. - **saint apothecary evil bone water**3K/yr+14.7%2.4% conv. - **yunnan baiyao spray**3K/yr+22.2%0.3% conv. - **evil bone water pain spray**8K/yr-72.3%2.5% conv. [**All search terms **](https://flapen.com/research/us/health-household/zheng-gu-shui/search-terms)
## **Top zheng gu shui 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%$27K20%$54K30%$80K40%$107K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**ZHENG GU SHUI - External Analgesic Lotion 3.4 Oz**Solstice Medicine Company**$23.96**4.6★1,864 rev](https://www.amazon.com/dp/B0002BDP3G) [2**Zheng Gu Shui External Analgesic Lotion (Spray)(2.0 Fl Oz) (1 Bottle) (Solstice)**SOLSTICE**$20.49**4.5★479 rev](https://www.amazon.com/dp/B002NX28PC) [3**ZHENG GU SHUI - External Analgesic Lotion 3 Oz**Solstice Medicine Company**$23.76**4.6★662 rev](https://www.amazon.com/dp/B001EXLRVI) [4**Solstice Medicine Company - Zheng Gu Shui Pain Relief - 3 Pack - 3.4 OZ**SOLSTICE**$55.04**4.7★215 rev](https://www.amazon.com/dp/B003VOVB78) [5**ZHENG GU SHUI - External Analgesic Lotion Spray 2 Oz**Zheng Gu Shui**$19.29**4.6★239 rev](https://www.amazon.com/dp/B001TLL2D8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Solstice Medicine Company - Zheng Gu Shui Pain Relief - 3 Pack - 3.4 OZ**SOLSTICE**$55.04**215 rev16y ago](https://www.amazon.com/dp/B003VOVB78) [**Zheng Gu Shui External Analgesic Lotion (Spray)(2.0 Fl Oz) (3 Bottles) (Solstice)**SOLSTICE**$50.96**635 rev16y ago](https://www.amazon.com/dp/B002XW6DDQ) [**Zheng Gu Shui External Analgesic Lotion (Spray)(2.0 Fl Oz) (1 Bottle) (Solstice)**SOLSTICE**$20.49**479 rev17y ago](https://www.amazon.com/dp/B002NX28PC) [**ZHENG GU SHUI - External Analgesic Lotion 3 Oz**Solstice Medicine Company**$23.76**662 rev17y ago](https://www.amazon.com/dp/B001EXLRVI) [**Zheng Gu Shui External Analgesic Roll On Bottle Pack of 3 USA Version**Solstice Medicine Company**$65.48**246 rev17y ago](https://www.amazon.com/dp/B001UPAWZC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ZHENG GU SHUI - External Analgesic Lotion 3.4 Oz**Solstice Medicine Company**$23.96**4.6★**▲ 26%**](https://www.amazon.com/dp/B0002BDP3G) [**Zheng Gu Shui External Analgesic Roll On Bottle Pack of 3 USA Version**Solstice Medicine Company**$65.48**4.8★**▲ 24%**](https://www.amazon.com/dp/B001UPAWZC) [**SOLSTICE MEDICINE COMPANY - Zheng Gu Shui External Analgesic Lotion 3.4 Oz (PACK OF TWO)**Solstice Medicine Company**$44.43**4.6★**▲ 22%**](https://www.amazon.com/dp/B000MWO3IG) [**Solstice Medicine Company - Zheng Gu Shui Pain Relief - 3 Pack - 3.4 OZ**SOLSTICE**$55.04**4.7★**— 0%**](https://www.amazon.com/dp/B003VOVB78) [**Zheng Gu Shui External Analgesic Lotion (Spray)(2.0 Fl Oz) (1 Bottle) (Solstice)**SOLSTICE**$20.49**4.5★**— 3%**](https://www.amazon.com/dp/B002NX28PC)
**~~View all trending →~~**
## **What buyers say about zheng gu shui**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Efficiency**28%
*“Works well”*
**Muscle Pain Relief**18%
*“This works great on sore muscles and aches”*
**Quality-Overall**16%
*“Quality”*
**Joint Pain**10%
*“Helps to relieve pain in knees”*
**Smell**8%
*“I personally love the smell”*
**Value For Money**3%
*“worth it”*
**Allergies**3%
*“No skin irritation for me”*
**Ease Of Application**3%
*“easy to apply”*
**Sinus Relief**2%
*“It also will help clear your sinuses”*
### **What buyers complain about **
**Smell**23%
*“Scent could be better”*
**Value For Money**15%
*“which makes it even less worth the cost”*
**Stain Resistance**9%
*“Product will stain if spilled”*
**Dilute/Watery**6%
*“Too dilute to do anything”*
**Functionality-Overall**6%
*“doesn't do the trick”*
**Sleep Quality**5%
*“It takes enough pain away for me to get to sleep”*
**Joint Pain**5%
*“Did nothing to help my joint pain”*
**Color Fading/Discoloration**5%
*“it seeped through the box and made it damp and discolored”*
**Leak-Proof**5%
*“Bottled leaked :/ Product arrived having leaked”*
**Size-Overall**2%
*“The bottle is also very small”*
### **Top return reasons **
**Leak-Proof**100%
## **Common questions**
- **Is zheng gu shui profitable to sell on Amazon United States?**
- The niche generates $268K/yr across 9 tracked products. 90-day search growth is +6.3%. Flapen's verdict: Skip it (47/100).
- **How competitive is the zheng gu shui niche?**
- 3 brands and 17 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in zheng gu shui?**
- Top complaints mined from reviews: Smell, Value For Money, Stain Resistance. The return rate is 0.1%.
- **When does demand for zheng gu shui peak?**
- Demand peaks in Sep; the busiest month runs 2.1× the quietest.
- **What does it cost to enter the zheng gu shui niche?**
- Listings span $19.29–$65.48; the average listing price is $36.35 (sweet spot $15–$100). The average incumbent carries 545 reviews — the moat a new listing must climb.
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