Magnesium Sulfate
FailDemand is soft, at -17.1% this quarter, so Magnesium Sulfate is a Fail.
- Flapen Score
- 47 / 100Ranks 5,544 of 10,978 Beauty & Personal Care niches · −1 vs the category median of 4847
- Market size
- $147K/yr156K searches / yr
- 90-day growth
- -17.1%search demand this quarter
- Competition
- 56%top-5 click share · 16 brands · 584 sellers
Flapen Score
Magnesium Sulfate against its category
The dotted line is the Beauty & Personal Care average. Past it, Magnesium Sulfate is stronger. Inside it, weaker.
Market
The Magnesium Sulfate market on Amazon at a glance
Shoppers on Amazon United States searched for Magnesium Sulfate 156K times last year and spent an estimated $147K. The top 5 brands take 70% of clicks. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 4.9% of those searches ended in a purchase.
Shoppers searched for this 156K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.9% of those searches ended in a purchase. Searches in the last 90 days moved -17.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $147K a year.
- Searches, last 12 months
- 156K
- Growth, 90 days vs prior 90
- -17.1%
- Conversion, latest week
- 4.9%
- Market size, estimated
- $147Ka year
- Peak month
- February1.5× the quietest month
- Top search term
- magnesium sulfate86K searches a year
02 · Price
A sale here is worth $19.17.
Listings sell for $19.17 on average, from $3.40 to $49.78. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 100 to 250 of them. At $19.17 that is $2K to $5K a year per listing.
- Average price
- $19.17inside the $15 to $100 sweet spot
- Price range
- $3.40–$49.78
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 0.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
83% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.1% of listings are out of stock. The average listing ranks #472 within Bath & Bathing Accessories. It carries 12,380 reviews at 4.64 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 83%
- Prime listings
- 100%
- Out of stock, average day
- 4.1%
- Average rank
- #472in Bath & Bathing Accessories
- Average rating
- 4.64 starsAmazon United States average 4.42 stars
- Average reviews
- 12,380per listing
- Listings tracked
- 23
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 71 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 71 months
Products
Top Magnesium Sulfate products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 15, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Amazon Basics Epsom Salt Soak Unscented Magnesium Sulfate USP Muscle and Feet Relaxation Resealable Bag 3 Pound
- Price
- $3.40
- Rating
- 4.8/5
- Reviews
- 17,900
- Age
- 2y ago

RUNMAG Magnesium Sulfate Food Grade Powder 300g per Bottle
- Price
- $10.40
- Rating
- 4.6/5
- Reviews
- 110
- Age
- 2y ago

Foster & Thrive 1 lb Pouch Epsom Salt Granules - Magnesium Sulfate USP 100% - Saline Laxative - Multi Purpose
- Price
- $9.36
- Rating
- 4.7/5
- Reviews
- 446
- Age
- 1y ago

Pure Original Ingredients Magnesium Sulfate (365 Capsules) No Rice Fillers Always Pure Lab Verified
- Price
- $39.96
- Rating
- 4.5/5
- Reviews
- 41
- Age
- 2y ago

Dr Clark Store Magnesium Sulfate USP (Epsom Salt) 1030mg 100 Gelatin Capsules for Daily Digestive Support Occasional Constipation Relief and Foundational Systemic Wellness for Adults Made in USA
- Price
- $20.93
- Rating
- 4.4/5
- Reviews
- 870
- Age
- 15y ago
Trending
estimated 90-day click momentum
Epsoak Epsom Salt 18 lb. Agricultural Grade Magnesium Sulfate. Resealable Bulk Bag for Gardening & Lawn Care Made in The USA
- Price
- $32.87
- Rating
- 4.7/5
- Reviews
- 1,407
- Age
- 6y ago

Epsoak Epsom Salt 19 lb. Magnesium Sulfate USP. Resealable Epsom Salt Bag Unscented Made in The USA Cruelty-Free Certified
- Price
- $33.37
- Rating
- 4.8/5
- Reviews
- 35,071
- Age
- 15y ago

365 by Whole Foods Market First Aid Epsom Salt Magnesium Sulfate USP 96 Ounce
- Price
- $6.67
- Rating
- 4.8/5
- Reviews
- 7,132
- Age
- 3y ago

Pure Original Ingredients Magnesium Sulfate (365 Capsules) No Rice Fillers Always Pure Lab Verified
- Price
- $39.96
- Rating
- 4.5/5
- Reviews
- 41
- Age
- 2y ago

Epsoak Epsom Salt 5 lb. Magnesium Sulfate USP. Resealable Epsom Salt Bag Unscented Made in The USA Cruelty-Free Certified
- Price
- $16.42
- Rating
- 4.8/5
- Reviews
- 35,071
- Age
- 15y ago
Newest
by launch date
Magnesium Complex 700mg | 12-in-1 High Absorption Supplement | Glycinate Citrate Malate Taurate & More | Sleep Support Muscle Cramp Relief Stress Heart Bone & Nerve Health | 120 Vegan Capsules
- Price
- $10.18
- Rating
- 4.6/5
- Reviews
- 2,613
- Age
- 1y ago

Foster & Thrive 1 lb Pouch Epsom Salt Granules - Magnesium Sulfate USP 100% - Saline Laxative - Multi Purpose
- Price
- $9.36
- Rating
- 4.7/5
- Reviews
- 446
- Age
- 1y ago

RUNMAG Magnesium Sulfate Food Grade Powder 300g per Bottle
- Price
- $10.40
- Rating
- 4.6/5
- Reviews
- 110
- Age
- 2y ago

Amazon Basics Epsom Salt Soak Unscented Magnesium Sulfate USP Muscle and Feet Relaxation Resealable Bag 3 Pound
- Price
- $3.40
- Rating
- 4.8/5
- Reviews
- 17,900
- Age
- 2y ago

Amazon Basics Epsom Salt Soak Fragrance Free Magnesium Sulfate USP for Relaxation and Soothing Foot Soaking 3 Pound Resealable Bags 6-Pack
- Price
- $16.46
- Rating
- 4.8/5
- Reviews
- 17,900
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 56% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 rising
Sellers
584
Est. top-5 brand share
70%
Top 20: 100%
Est. top-5 click share
56%
Top 20: 97%
Open market
21%
- PURE ORIGINAL INGREDIENTS18%
- Amazon Basics17%
- Dr Clark Store14%
- RUNMAG11%
- Foster & Thrive10%
- Epsoak8%
Demand
Magnesium Sulfate search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Magnesium Sulfate search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- magnesium sulfate86K/yr
- sulfato de magnesio46K/yr
- sulfato de magnesio para tomar10K/yr
- magnesium sulphate5K/yr
- magnesium sulfate powder5K/yr
- sulfato de magnesio en polvo4K/yr
Reviews and returns
What reviews say buyers love and hate about Magnesium Sulfate
We read the reviews and the return reasons for every product selling here.
“The magnesium is cheap”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Magnesium Sulfate questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









