---
title: "Msm — $158K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/msm"
last_updated: "2026-08-12T10:20:45.048Z"
locale: en
meta:
description: "Amazon product research for msm: $158K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for msm: $158K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Msm — $158K/mo Amazon US Product Research (2026)"
---
# **Msm**
**Launch it**
A $1.9M/yr market growing +13.7% this quarter with returns at 0.0% — clears our launch bar.
Market size 93Growth 42Conversion 79Competition 65Returns 100Price range 88Avg price 95Brand share 61Review moat 25Quality gap 27
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$24.80**
avg listing price — sweet spot $15–$100
**Market size**
**Great****$1.9M**
$1.9M/yr · 946K searches
**Price range**
**Great****$9.20–$77.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.1%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Good****68%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+13.7%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,542.48**
avg incumbent reviews — the moat a new listing must climb
## **Is msm profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, msm is a $1.9M/yr Amazon United States market (946K searches/yr). The top 5 brands hold 68% of demand. Verdict: Launch it — 67/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **msm market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **80K–100K**
- avg 2,500–3,000/product
- **Revenue / yr**
- **$2.0M–$2.5M**
- units × avg price
- **Conversion rate**
- **8.1%**
- **Avg BSR**
- **#364**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **87 months**
- **Avg seller age**
- **160 days**
## **Competition: brands, sellers & click share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**21 **▲rising
**Sellers**
**41**
**Top-5 brand share**
**68%**
Top 20: 99%
**Top-5 click share**
**46%**
Top 20: 88%
**Open market**
**26%**
- NOW Foods26% - Nutricost13% - BulkSupplements12% - Doctor's BEST11% - Pure Encapsulations6% - Amazing Nutrition6%
## **msm demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +13.7% search growth over the last 90 days.
25K15KSpike '24Spike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/health-household/msm/trend)
## **Top msm search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **msm**400K/yr+13.7%7.4% conv. - **msm supplement**284K/yr+23.2%7.5% conv. - **msn**109K/yr-8.1%0.7% conv. - **msm 1000mg capsules**29K/yr+81.0%10.8% conv. - **msn supplements**21K/yr+10.1%6.7% conv. - **msm capsules**40K/yr-46.1%7.9% conv. - **methylsulfonylmethane**11K/yr-1.8%6.7% conv. - **now msm**8K/yr+3.3%12.3% conv. - **msm nutritional supplements**7K/yr+17.6%3.4% conv. - **msm supplements for women**4K/yr+69.9%3.7% conv. [**All search terms **](https://flapen.com/research/us/health-household/msm/search-terms)
## **Top msm products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$76K8%$152K12%$227K16%$303K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NOW Supplements MSM (Methylsulfonylmethane) 1 000 mg Joint Health* 240 Veg Capsules**NOW Foods**$18.74**4.6★5,945 rev](https://www.amazon.com/dp/B0013OUPXE) [2**Nutricost MSM Tablets Methylsulfonylmethane 2000mg Per Serving 240 Tablets**Nutricost**$17.73**4.6★627 rev](https://www.amazon.com/dp/B09V1VJTGB) [3**NOW Foods Supplements MSM (Methylsulfonylmethane) 1 000 mg Joint Health* 120 Veg Capsules**NOW Foods**$10.76**4.6★1,754 rev](https://www.amazon.com/dp/B000Z8ZKW0) [4**BulkSupplements.com MSM Capsules - Methylsulfonylmethane MSM 3000mg - Joint Supplements Gluten Free 4 Capsules per Serving 240 Count (Pack of 1)**BulkSupplements**$18.03**4.6★240 rev](https://www.amazon.com/dp/B0B9Q9P9JZ) [5**Amazing Formulas MSM (Methylsulfonylmethane) Supplement | 2000 Mg Per Serving | Capsules | Non-GMO | Gluten Free | Made in USA (120 Count | Pack of 1)**Amazing Nutrition**$9.90**4.4★409 rev](https://www.amazon.com/dp/B0C5Y65R56)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**BulkSupplements.com MSM Capsules - Methylsulfonylmethane MSM 3000mg - Joint Supplements Gluten Free 4 Capsules per Serving 240 Count (Pack of 1)**BulkSupplements**$18.03**240 rev3y ago](https://www.amazon.com/dp/B0B9Q9P9JZ) [**Amazing Formulas MSM (Methylsulfonylmethane) Supplement | 2000 Mg Per Serving | Capsules | Non-GMO | Gluten Free | Made in USA (120 Count | Pack of 1)**Amazing Nutrition**$9.90**409 rev3y ago](https://www.amazon.com/dp/B0C5Y65R56) [**Pure MSM Powder | Organic Sulfur Powder for Skin Hair and Nails | Cellular Detox Joint Health Immune Boost & Increased Energy | 99.9% Pure MSM Supplement | Made in the USA 0g Sugar (64 Servings)**Human Improvement**$34.07**205 rev3y ago](https://www.amazon.com/dp/B0B9ZHWNHP) [**Horbach MSM Supplement | 3000mg | 300 Coated Caplets**Horbäach**$23.87**418 rev4y ago](https://www.amazon.com/dp/B09XJBH3FT) [**Horbach MSM Supplement Capsules | 1000mg | 250 Count**Horbäach**$14.39**447 rev4y ago](https://www.amazon.com/dp/B09WX7QJY3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NOW Foods Supplements MSM (Methylsulfonylmethane) 1 000 mg Joint Health* 120 Veg Capsules**NOW Foods**$10.76**4.6★**▲ 69%**](https://www.amazon.com/dp/B000Z8ZKW0) [**BulkSupplements.com MSM Capsules - Methylsulfonylmethane MSM 3000mg - Joint Supplements Gluten Free 4 Capsules per Serving 240 Count (Pack of 1)**BulkSupplements**$18.03**4.6★**▲ 50%**](https://www.amazon.com/dp/B0B9Q9P9JZ) [**Pure Encapsulations MSM Capsules | Sulfur Supplement to Support Joints Immune System Connective Tissue and Respiratory Health* | 360 Capsules**Pure Encapsulations**$77.57**4.7★**▲ 48%**](https://www.amazon.com/dp/B00FTU731K) [**Doctors Best MSM Supplement Capsules for Men & Women - Supports Hair Skin Nails Joint Health & Mobility 3000 mg Per Serving Delivers Beneficial Sulfur w/OptiMSM Gluten Free Non GMO - 180 Caps**Doctor's BEST**$14.22**4.6★**▲ 41%**](https://www.amazon.com/dp/B000BD4DI6) [**Pure MSM Powder | Organic Sulfur Powder for Skin Hair and Nails | Cellular Detox Joint Health Immune Boost & Increased Energy | 99.9% Pure MSM Supplement | Made in the USA 0g Sugar (64 Servings)**Human Improvement**$34.07**4.5★**▲ 34%**](https://www.amazon.com/dp/B0B9ZHWNHP)
**~~View all trending →~~**
## **What reviews say buyers love and hate about msm**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Joint Pain**28%
*“Eases joint pain”*
**Quality-Overall**17%
*“Excellent product”*
**Value For Money**7%
*“Reasonably priced”*
**Vitamin**6%
*“I Buy These Vitamins They Pure Vitamins”*
**Efficiency**5%
*“Effective”*
**Advertised Vs Actual Product**4%
*“Exactly as advertised”*
**Ease Of Chewing/Swallowing**3%
*“The capsules are easy to take”*
**Muscle Pain Relief**2%
*“Helps so much with muscle soreness”*
**Nutritional Content**2%
*“Helpful supplement”*
**Ease Of Use**2%
*“Easy to use”*
### **What buyers complain about **
**Taste-Overall**8%
*“The taste of the product is gross to me”*
**Dosage**8%
*“Too many capsule to obtain dose”*
**Pain Relief-Overall**7%
*“did not reduce pain”*
**Functionality-Overall**7%
*“Did not work”*
**Size-Overall**7%
*“Tablets are huge”*
**Joint Pain**6%
*“As soon as I switched to this brand my arthritis started hurting”*
**Side Effects**6%
*“Headaches”*
**Ingredients-Overall**4%
*“that's not in the ingredient list”*
**Ease Of Chewing/Swallowing**3%
*“Hard to swallow”*
**Value For Money**3%
*“They are expensive”*
### **Top return reasons **
**Dosage**21%
**Charging**14%
**Maintenance And Repair**7%
**Functionality-Overall**7%
**Joint Pain**7%
**Magnesium**7%
**Value For Money**7%
**Vitamin**7%
**Advertised Vs Actual Product**7%
**Side Effects**7%
## **Common msm questions**
- **Is msm profitable to sell on Amazon United States?**
- The niche generates $1.9M/yr across 33 tracked products. 90-day search growth is +13.7%. Flapen's verdict: Launch it (67/100).
- **How competitive is the msm niche?**
- 21 brands and 41 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 68% of demand.
- **What do buyers complain about in msm?**
- Top complaints mined from reviews: Taste-Overall, Dosage, Pain Relief-Overall. The return rate is 0.0%.
- **When does demand for msm peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the msm niche?**
- Listings span $9.20–$77.57; the average listing price is $24.80 (sweet spot $15–$100). The average incumbent carries 4,542 reviews — the moat a new listing must climb.
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Same-category niches scoring near this one — the next ones worth researching.
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