Magnesium
FailShoppers spend an estimated $8K a year here, so Magnesium is a Fail.
- Flapen Score
- 47 / 100Top 10% of 198 Health, Household and Personal Care niches · +10 vs the category median of 3747
- Market size
- $8K/yr14K searches / yr
- 90-day growth
- +6.2%search demand this quarter
- Competition
- 55%top-5 click share · 18 brands · 35 sellers
Flapen Score
Magnesium against its category
The dotted line is the Health, Household and Personal Care average. Past it, Magnesium is stronger. Inside it, weaker.
Market
The Magnesium market on Amazon at a glance
Shoppers on Amazon Singapore searched for Magnesium 14K times last year and spent an estimated $8K. The top 5 brands take 66% of clicks. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 2.5% of those searches ended in a purchase.
Shoppers searched for this 14K times in the last 12 months. That counts every search on Amazon Singapore for this niche's terms. An estimated 2.5% of those searches ended in a purchase. Searches in the last 90 days moved +6.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $8K a year.
- Searches, last 12 months
- 14K
- Growth, 90 days vs prior 90
- +6.2%
- Conversion, latest week
- 2.5%
- Market size, estimated
- $8Ka year
- Top search term
- magnesium13K searches a year
02 · Price
A sale here is worth $22.33.
Listings sell for $22.33 on average, from $10.96 to $57.23. Amazon reports units sold in ranges. This niche sold 1K to 1K a year. The average listing sells 0 to 100 of them. At $22.33 that is $0 to $2K a year per listing.
- Average price
- $22.33inside the $15 to $100 sweet spot
- Price range
- $10.96–$57.23
- Amazon Singapore median price
- $30.00across 1,590 niches
- Units sold a year
- 1K–1K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 0.1%of orders · Amazon Singapore median 0.0%
03 · Entry bar
The bar here is reviews.
36% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 3.9% of listings are out of stock. The average listing ranks #177 within Health, Household and Personal Care. It carries 12,119 reviews at 4.46 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 36%
- Prime listings
- 76%
- Out of stock, average day
- 3.9%
- Average rank
- #177in Health, Household and Personal Care
- Average rating
- 4.46 starsAmazon Singapore average 4.47 stars
- Average reviews
- 12,119per listing
- Listings tracked
- 25
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 85 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 85 months
Products
Top Magnesium 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 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Now Foods Magnesium Glycinate 180 Tablets
- Price
- $26.11
- Rating
- 4.7/5
- Reviews
- 7,891
- Age
- 7y ago

Doctors Best High Absorption Magnesium Glycinate Lysinate 100% Chelated Non-GMO Vegan Gluten & Soy Free 100 mg 240 Tablets
- Price
- $23.84
- Rating
- 4.6/5
- Reviews
- 63,381
- Age
- 24y ago

Natures Bounty Magnesium Bone and Muscle Health Tablets 500 mg 200 Ct
- Price
- $15.51
- Rating
- 4.7/5
- Reviews
- 92,694
- Age
- 12y ago

Magnesium Glycinate Complex 4 in 1-1866mg per serving | Precise 404mg Elemental Magnesium dose | Added Magnesium Glycinate Citrate Malate & Taurate | 90 Vegan Capsules - by Prowise
- Price
- $23.73
- Rating
- 4.4/5
- Reviews
- 2,594
- Age
- 1y ago

Swanson Triple Magnesium Complex 400 mg 100 Vegan Caps Halal Reduce Stress Tiredness Fatigue Supports Nerve Muscle Bone Mood Cognitive Health
- Price
- $12.64
- Rating
- 4.7/5
- Reviews
- 1,510
- Age
- 2y ago
Trending
estimated 90-day click momentum
21st Century Magnesium Glycinate 200 mg Capsules per Serving 90 Count
- Price
- $17.47
- Rating
- 4.6/5
- Reviews
- 268
- Age
- 1y ago

Magnesium Citrate Capsules 1500mg with Vitamin B6 | 120 Vegan Capsules | 450mg Elemental Mg | High Strength Magnesium Supplements for Women & Men | Capsule not Tablets | Made in UK by Prowise
- Price
- $21.67
- Rating
- 4.5/5
- Reviews
- 197
- Age
- 10mo ago

Nature Made Magnesium 250 mg Tablets 200 Count Value Size (Packaging May Vary)
- Price
- $17.18
- Rating
- 4.7/5
- Reviews
- 24,729
- Age
- 16y ago

Swanson Ultra Swanson Albion Chelated Magnesium Capsules 133 mg 90-Count
- Price
- $10.96
- Rating
- 4.6/5
- Reviews
- 210
- Age
- 6y ago

NOW Foods Magnesium Glycinate With BioPerine 180 Veg Capsules
- Price
- $25.63
- Rating
- 4.7/5
- Reviews
- 914
- Age
- 1y ago
Newest
by launch date
Magnesium Citrate Capsules 1500mg with Vitamin B6 | 120 Vegan Capsules | 450mg Elemental Mg | High Strength Magnesium Supplements for Women & Men | Capsule not Tablets | Made in UK by Prowise
- Price
- $21.67
- Rating
- 4.5/5
- Reviews
- 197
- Age
- 10mo ago

365 by Whole Foods Market Magnesium Gummies 60 Count
- Price
- $17.67
- Rating
- 4.8/5
- Reviews
- 20
- Age
- 10mo ago

NOW Foods Magnesium Glycinate With BioPerine 180 Veg Capsules
- Price
- $25.63
- Rating
- 4.7/5
- Reviews
- 914
- Age
- 1y ago

21st Century Magnesium Glycinate 200 mg Capsules per Serving 90 Count
- Price
- $17.47
- Rating
- 4.6/5
- Reviews
- 268
- Age
- 1y ago

Calcium Magnesium Zinc + D3 1565mg Time-Release Formula | All-in-One Bone Muscle & Immunity Booster 120 CT
- Price
- $13.94
- Rating
- 3.6/5
- Reviews
- 2
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
18 falling
Sellers
35
Est. top-5 brand share
66%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 96%
Open market
28%
- Now Foods22%
- Doctor's Best17%
- Nature's Bounty13%
- Swanson8%
- PH PROWISE Healthcare7%
- Nature Made6%
Demand
Magnesium search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5× · 11 of 12 months tracked
Search terms
Top Magnesium search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- magnesium13K/yr
- magnesium supplement667/yr
- magnesium supplements259/yr
Reviews and returns
What reviews say buyers love and hate about Magnesium
We read the reviews and the return reasons for every product selling here.
“This is not for muscle”
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.
7 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 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









