---
title: "Msm for Horses — $137K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/msm-for-horses"
last_updated: "2026-07-21T17:29:42.696Z"
locale: en
meta:
description: "Niche score 45/100 · $137K/yr market · 60K searches/yr · $43.43 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $137K/yr market · 60K searches/yr · $43.43 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Msm for Horses — $137K/yr Amazon US Niche (2026) - Flapen"
---
# **msm for horses**
**Skip it**
A concentrated shelf (top 5 take 72% of clicks) — this niche doesn't clear our bar today.
Market size 30Growth 36Conversion 60Competition 23Returns 99Price range 48Avg price 95Brand share 29Review moat 75Quality gap 23
**Returns**
**Incredible****0.2%**
return rate — above 6% kills the launch gate
**Avg price**
**Incredible****$43.43**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****511.07**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****5.3%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****$13.14–$189.69**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+8.9%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$137K**
$137K/yr · 60K searches
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****72%**
top-5 click share — a locked-up shelf
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, msm for horses is a $137K/yr Amazon United States market (60K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Jan. Verdict: Skip it — 45/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **msm for horses market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$174K–$217K**
- units × avg price
- **Launch success**
- **—**
- 0 of 0 new (360d)
- **Conversion rate**
- **5.3%**
- **Avg BSR**
- **#305**
- **Page quality**
- **0%**
- **Prime**
- **86%**
- **Sponsored**
- **93%**
- **Out of stock**
- **4.2%**
- **Avg brand age**
- **123 months**
- **Avg seller age**
- **183 days**
## **Competition & brand share**
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **▼falling
**Sellers**
**57**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**72%**
Top 20: 100%
**Open market**
**9%**
- ANIMED32% - Vita Flex27% - Select the Best21% - Finish Line4% - Best Naturals3% - Nutricost3% - Open — no brand owns it (4 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +8.9% search growth over the last 90 days.
2K2KSpike '24Black Friday '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/msm-for-horses/trend)
## **Top msm for horses search terms**
- **msm for horses**36K/yr+3.2%8.1% conv. - **msm powder for horses**5K/yr+7.7%6.7% conv. - **msm horse supplement**5K/yr+81.0%6.6% conv. - **msm horse**4K/yr+21.3%6.1% conv. - **animed msm for horses**4K/yr-4.7%6.7% conv. - **horse msm**3K/yr+30.9%5.5% conv. - **animed msm**2K/yr-9.8%6.1% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/msm-for-horses/search-terms)
## **Top msm for horses 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%$14K20%$27K30%$41K40%$55K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Vita Flex Ultra Pure Joint Supplement for Dogs Horses & Cats 4 Pounds MSM Supplement Equine MSM Powder for Healthy Joints Collagen & Mobility Support Odorless White Powder**Vita Flex**$33.96**4.8★373 rev](https://www.amazon.com/dp/B001CCUN3Y) [2**Select The Best Mega-MSM Pellets 5 lb**Select the Best**$41.09**4.8★73 rev](https://www.amazon.com/dp/B0DYYMFF4P) [3**AniMed Pure MSM 2.25lb**ANIMED**$21.38**4.8★500 rev](https://www.amazon.com/dp/B000HHOASO) [4**ANIMED Pure MSM 5lb**ANIMED**$36.77**4.4★947 rev](https://www.amazon.com/dp/B000HHM9WI) [5**AniMed Pure MSM Supplement for Horses 1-Pound**ANIMED**$14.10**4.6★683 rev](https://www.amazon.com/dp/B000HHLJ24)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SmartEquine Smart & Simple MSM Pellets 2.4 lb 56 Servings**SmartEquine**$41.96**40 rev2y ago](https://www.amazon.com/dp/B009TN6F6W) [**SU-PER MSM Blend Horse Joint Supplement - Helps Maintain Joint Mobility and Flexibility in Horses - 2.5 Pounds**SU-PER**$18.49**9 rev2y ago](https://www.amazon.com/dp/B07FTS6Y67) [**Select The Best Mega-MSM Pellets 5 lb**Select the Best**$41.09**73 rev5y ago](https://www.amazon.com/dp/B0DYYMFF4P) [**Nutricost Pure MSM Powder 500 Grams (Methylsulfonylmethane)**Nutricost**$16.01**1,855 rev10y ago](https://www.amazon.com/dp/B01BCR9852) [**Nutramax Cosequin ASU Joint Health Supplement for Horses - Powder with Glucosamine Chondroitin ASU and MSM 500 Grams**Cosequin**$59.87**1,064 rev11y ago](https://www.amazon.com/dp/B00ULM854K)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vita Flex Ultra Pure Joint Supplement for Dogs Horses & Cats 4 Pounds MSM Supplement Equine MSM Powder for Healthy Joints Collagen & Mobility Support Odorless White Powder**Vita Flex**$33.96**4.8★**▲ 125%**](https://www.amazon.com/dp/B001CCUN3Y) [**SU-PER MSM Blend Horse Joint Supplement - Helps Maintain Joint Mobility and Flexibility in Horses - 2.5 Pounds**SU-PER**$18.49**5.0★**▲ 35%**](https://www.amazon.com/dp/B07FTS6Y67) [**RICHDEL 784299400405 Msm Powder Joint Support for Horses 4 lb**Select the Best**$37.56**4.7★**▲ 26%**](https://www.amazon.com/dp/B000HHM87O) [**AniMed Pure MSM Supplement for Horses 1-Pound**ANIMED**$14.10**4.6★**▲ 19%**](https://www.amazon.com/dp/B000HHLJ24) [**Select The Best Mega-MSM Pellets 5 lb**Select the Best**$41.09**4.8★**— 10%**](https://www.amazon.com/dp/B0DYYMFF4P)
**~~View all trending →~~**
## **What buyers say about msm for horses**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**29%
*“Excellent product”*
**Value For Money**19%
*“Great value”*
**Joint Pain**6%
*“has removed the knee pain that was bothering me at night for almost a year”*
**Ease Of Use**6%
*“Easy to use”*
**Solubility**5%
*“The powder dissolves quickly with no clumping”*
**Taste-Overall**5%
*“My horse likes the taste”*
**Advertised Vs Actual Product**4%
*“It works as expected”*
**Vitamin**3%
*“I was really excited about this supplement”*
**Comfort-Overall**3%
*“It keeps her comfortable and pain free”*
**Inflammation**3%
*“This is a great aid à an anti inflammatory My husband”*
### **What buyers complain about **
**Taste-Overall**25%
*“Taste is HORRIBLE”*
**Leak-Proof**22%
*“spilled all over the shipping box”*
**Value For Money**9%
*“Very disappointing since the cost is high of item”*
**Contamination**6%
*“THERE WERE BUGS IN MINE”*
**Ease Of Use**6%
*“Difficult to open”*
**Allergies**6%
*“I felt a different in my skin after the first shower after adding this”*
**Size-Overall**6%
*“it is a super small quantity”*
**Flavor**3%
*“It barely has any flavor at all”*
### **Top return reasons **
**Leak-Proof**78%
**Contamination**7%
**Ingredients-Overall**3%
**Defective Material/Parts**3%
**Advertised Vs Actual Product**3%
**Weight Heavy**3%
**Ease Of Cleaning**2%
## **Common questions**
- **Is msm for horses profitable to sell on Amazon United States?**
- The niche generates $137K/yr across 14 tracked products. 90-day search growth is +8.9%. Flapen's verdict: Skip it (45/100).
- **How competitive is the msm for horses niche?**
- 10 brands and 57 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in msm for horses?**
- Top complaints mined from reviews: Taste-Overall, Leak-Proof, Value For Money. The return rate is 0.2%.
- **When does demand for msm for horses peak?**
- Demand peaks in Jan; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the msm for horses niche?**
- Listings span $13.14–$189.69; the average listing price is $43.43 (sweet spot $15–$100). The average incumbent carries 511 reviews — the moat a new listing must climb.
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