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Magnesium Glycinate

Fail

Prices span $3.44–$8.12, mostly outside the sweet spot, so Magnesium Glycinate is a Fail.

Flapen Score
45
45 / 100
Ranks 1,255 of 2,035 Health & Personal Care niches · −3 vs the category median of 48
Market size
£8.8M/yr8.5M searches / yr
90-day growth
-17.8%search demand this quarter
Competition
95%top-5 click share · 6 brands · 34 sellers

Flapen Score

Magnesium Glycinate against its category

The dotted line is the Health & Personal Care average. Past it, Magnesium Glycinate is stronger. Inside it, weaker.

45Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Magnesium Glycinate market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Magnesium Glycinate 8.5M times last year and spent an estimated £8.8M. The top 5 brands take 95% of clicks. Demand peaks in Mar–Apr–May. Flapen scores it 45 out of 100, a Fail.

01 · Demand

An estimated 14.6% of those searches ended in a purchase.

Shoppers searched for this 8.5M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 14.6% of those searches ended in a purchase. Searches in the last 90 days moved -17.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £8.8M a year.

Searches, last 12 months
8.5M
Growth, 90 days vs prior 90
-17.8%
Conversion, latest week
14.6%
Market size, estimated
£8.8Ma year
Peak month
March3.0× the quietest month
Top search term
magnesium glycinate3.6M searches a year

02 · Price

A sale here is worth £7.12.

Listings sell for £7.12 on average, from £3.44 to £8.12. Amazon reports units sold in ranges, and this niche reaches the top one: 1,000,000 units or more a year. The average listing sells 125,000 to 150,000 of them. At £7.12 that is £890K to £1.1M a year per listing.

Average price
£7.12under the $15 to $100 sweet spot
Price range
£3.44–£8.12
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
1,000,000 or moreAmazon's top range
Units per listing a year
125,000–150,000
Revenue per listing a year
£890K–£1.1M
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

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, 0.0% of listings are out of stock. The average listing ranks #3 within Herbal Supplements. It carries 9,561 reviews at 4.53 stars, so a new listing needs social proof before a better product.

Sponsored listings
83%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#3in Herbal Supplements
Average rating
4.53 starsAmazon United Kingdom average 4.36 stars
Average reviews
9,561per listing
Listings tracked
6

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 44 months on average, so the names here are settling in.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
44 months

Products

Top Magnesium Glycinate 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 25, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 95% of clicks. A locked shelf that new listings rarely crack.

£0£1.8M£3.5M£5.3M£7.1M1K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

34

Est. top-5 brand share

95%

Top 20: 100%

Est. top-5 click share

95%

Top 20: 100%

Open market

0%

  • Nutrition Geeks67%
  • SS Sport Supplies9%
  • Zipvit8%
  • Vitabiotics Ultra6%
  • NEW LEAF PRODUCTS5%
  • Free Soul5%

Demand

Magnesium Glycinate search demand

Weekly searches over the year, seasonality beneath. Pick a range.

225K175KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Apr, May · busiest ÷ quietest = 3.0×

Search terms

Top Magnesium Glycinate search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • magnesium glycinate3.6M/yr
  • magnesium2.2M/yr
  • magnesium glycinate 3-in-1815K/yr
  • mag237K/yr
  • nutrition geeks magnesium306K/yr
  • magnesium supplements542K/yr
  • geeks magnesium glycinate 3-in-1196K/yr
  • magnesium tablets150K/yr
  • magnesium for sleep58K/yr
  • nutrition geeks magnesium 3 in 161K/yr

Reviews and returns

What reviews say buyers love and hate about Magnesium Glycinate

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Sleep Quality”
16%of negative reviews mention “Sleep Quality”
0.1%of orders come back
“No sleep”
A buyer, on “Sleep Quality”16% of negative reviews mention the same topic

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.

16 topics

NegativePositive

FAQ

Common Magnesium Glycinate 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