---
title: "Muscle Soak — $105K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/muscle-soak"
last_updated: "2026-08-11T13:07:17.262Z"
locale: en
meta:
description: "Niche score 45/100 · $105K/yr market · 111K searches/yr · $13.82 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $105K/yr market · 111K searches/yr · $13.82 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Muscle Soak — $105K/yr Amazon US Niche (2026) - Flapen"
---
# **muscle soak**
**Skip it**
Soft demand (-13.2% this quarter) — this niche doesn't clear our bar today.
Market size 26Growth 18Conversion 74Competition 53Returns 99Price range 65Avg price 65Brand share 33Review moat 24Quality gap 19
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Conversion**
**Good****6.9%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Good****$13.82**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$3.40–$36.97**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****85%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$105K**
$105K/yr · 111K searches
**Review moat**
**Bad****5,933.61**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-13.2%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, muscle soak is a $105K/yr Amazon United States market (111K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 45/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **muscle soak market data**
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$138K–$173K**
- units × avg price
- **Conversion rate**
- **6.9%**
- **Avg BSR**
- **#41**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **91%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **73 months**
- **Avg seller age**
- **145 days**
## **Competition & brand share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▼falling
**Sellers**
**80**
**Top-5 brand share**
**85%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 96%
**Open market**
**11%**
- Dr Teal's64% - Coach Soak8% - Ancient Minerals7% - Amazon Basics4% - Muscle Rehab3% - Calgon3% - Open — no brand owns it (5 brands, 11%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.2% search growth over the last 90 days.
4K3KHoliday '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/muscle-soak/trend)
## **Top muscle soak search terms**
- **bath soaks for women**24K/yr-23.5%4.1% conv. - **muscle soak**15K/yr-5.3%6.4% conv. - **dr teals epsom salts for muscle recovery**8K/yr-36.1%15.1% conv. - **bath additives**7K/yr-34.0%1.5% conv. - **epsom salt with arnica**4K/yr+31.4%7.1% conv. - **sore muscle bath soak**7K/yr-27.2%9.7% conv. - **muscle soak bath salts**5K/yr-21.3%7.4% conv. - **arnica epsom salt**3K/yr+35.3%9.4% conv. - **muscle relief bath soak**4K/yr+10.7%4.9% conv. - **scented bath salts**5K/yr-10.4%2.6% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/muscle-soak/search-terms)
## **Top muscle soak 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%$11K20%$21K30%$32K40%$42K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dr Teals Arnica Body Relief Epsom Salt Magnesium Soak with Menthol & Essential Oils Muscle Recovery 3 lbs**Dr Teal's**$5.88**4.8★1,626 rev](https://www.amazon.com/dp/B0DTKLKYW8) [2**Dr Teals Epsom Salt Magnesium Soak Pre & Post Workout with Menthol & Essential Oils 3 lbs**Dr Teal's**$5.74**4.8★1,338 rev](https://www.amazon.com/dp/B00V6WZ7WW) [3**Coach Soak Recovery Bath Soak - Alternative to Epsom Salt Bath Soak - Fast-Absorbing Pure Magnesium Flakes & Dead Sea Salt with 21 Minerals Bath Salts & Essential Oils - 3 lb Calming Lavender**Coach Soak**$25.08**4.6★5,532 rev](https://www.amazon.com/dp/B07W4M3797) [4**Dr Teals Epsom Salt Magnesium Soak Relax & Relief with Eucalyptus & Spearmint Essential Oils 3 lbs**Dr Teal's**$5.86**4.8★10,576 rev](https://www.amazon.com/dp/B0092MG5JW) [5**Dr Teals Epsom Salt Magnesium Soak Wellness Therapy with Rosemary & Mint 3 lbs**Dr Teal's**$5.85**4.8★580 rev](https://www.amazon.com/dp/B004L5L4FU)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dr Teals Epsom Salt Magnesium Soak Limited Edition Hawaiian Bliss 3 lbs**Dr Teal's**$6.16**2,501 rev1y ago](https://www.amazon.com/dp/B0F2THVK72) [**Dr Teals Arnica Body Relief Epsom Salt Magnesium Soak with Menthol & Essential Oils Muscle Recovery 3 lbs**Dr Teal's**$5.88**1,626 rev1y ago](https://www.amazon.com/dp/B0DTKLKYW8) [**Dr Teals Epsom Salt Magnesium Soak Vanilla Comfort 3 lbs**Dr Teal's**$5.87**2,501 rev1y ago](https://www.amazon.com/dp/B0DGRCJWXF) [**Dr Teals Epsom Salt Magnesium Soak Restorative Minerals with Magnesium Potassium & Zinc 3 lbs**Dr Teal's**$5.82**2,263 rev2y ago](https://www.amazon.com/dp/B0D2Y9GCK2) [**Amazon Basics Epsom Salt Soak Unscented Magnesium Sulfate USP Muscle and Feet Relaxation Resealable Bag 3 Pound**Amazon Basics**$3.40**17,900 rev2y ago](https://www.amazon.com/dp/B0BXTS6L35)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dr Teals Epsom Salt Magnesium Soak Limited Edition Hawaiian Bliss 3 lbs**Dr Teal's**$6.16**4.7★**▲ 83%**](https://www.amazon.com/dp/B0F2THVK72) [**Bruizex Arnica Montana Bath Salts Epsom Salt Bath Soak for Lymphatic Drainage & Body Detox Magnesium Bath soak with Essential Oils Bath Salts for Pain Relief Swelling & Post Surgery -1 Lb**Bruizex**$18.52**4.6★**▲ 66%**](https://www.amazon.com/dp/B0CC6PH3HG) [**Ancient Minerals Magnesium Bath Flakes Pure Zechstein Magnesium Chloride for Soaking and Whole-Body Replenishment 8 lb Bag**Ancient Minerals**$28.29**4.8★**▲ 47%**](https://www.amazon.com/dp/B00BBD508C) [**Aromasong Muscle Recovery Bath Soak with Dead Sea Salt OptiMSM Magnesium Flakes & Essential Oils for Post Workout Soreness - Made in USA - 14 oz. Bag Bath Salt for Pain Relief.**Aromasong**$13.01**4.5★**▲ 36%**](https://www.amazon.com/dp/B0B6CZ7TPT) [**Amazon Basics Epsom Salt Soak Unscented Magnesium Sulfate USP Muscle and Feet Relaxation Resealable Bag 3 Pound**Amazon Basics**$3.40**4.8★**▲ 34%**](https://www.amazon.com/dp/B0BXTS6L35)
**~~View all trending →~~**
## **What buyers say about muscle soak**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Smell**32%
*“Amazing Scent”*
**Quality-Overall**16%
*“Excellent product with great results”*
**Value For Money**15%
*“Good Value”*
**Advertised Vs Actual Product**6%
*“Exactly what I ordered”*
**Gifting Purpose**4%
*“Thoughtful gift”*
**Soft Feel**3%
*“Leaves skin soft”*
**Comfort-Overall**3%
*“so comforting”*
**Efficiency**3%
*“Works pretty good”*
**Ease Of Use**2%
*“Easy to use”*
**Sleep Quality**1%
*“Really help you sleep well”*
### **What buyers complain about **
**Smell**37%
*“Not Fragrance Free”*
**Value For Money**12%
*“Expensive”*
**Size-Overall**6%
*“Bag looks small”*
**Allergies**3%
*“Made me itch”*
**Leak-Proof**3%
*“the contents spilled out”*
**Strength**2%
*“Too strong”*
**Hard Feel**2%
*“Hard as a ROCK”*
**Quality-Overall**2%
*“Garbage”*
**Advertised Vs Actual Product**2%
*“Misleading”*
**Pain Relief-Overall**1%
*“sometimes after a trip my body hurts”*
### **Top return reasons **
**Smell**23%
**Advertised Vs Actual Product**19%
**Leak-Proof**17%
**Size-Overall**10%
**Value For Money**9%
**Functionality-Overall**4%
**Gap/Hole**3%
**Product Condition**2%
**Defective Material/Parts**2%
**Weight Heavy**2%
## **Common questions**
- **Is muscle soak profitable to sell on Amazon United States?**
- The niche generates $105K/yr across 23 tracked products. 90-day search growth is -13.2%. Flapen's verdict: Skip it (45/100).
- **How competitive is the muscle soak niche?**
- 11 brands and 80 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 85% of demand.
- **What do buyers complain about in muscle soak?**
- Top complaints mined from reviews: Smell, Value For Money, Size-Overall. The return rate is 0.2%.
- **When does demand for muscle soak peak?**
- Demand peaks in Jan–Dec; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the muscle soak niche?**
- Listings span $3.40–$36.97; the average listing price is $13.82 (sweet spot $15–$100). The average incumbent carries 5,934 reviews — the moat a new listing must climb.
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