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Magnesium Glycinate Powder

prices mostly outside the sweet spot ($3.44–$15.37) — Magnesium Glycinate Powder doesn't clear our bar today.

Flapen Score

42
Skip it
Market size 32Growth 4Conversion 89Competition 24Returns 100Price range 3Avg price 23Brand share 55Review moat 25Quality gap 57
This niche Category average

Is Magnesium Glycinate Powder profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Magnesium Glycinate Powder is a £152K/yr Amazon United Kingdom market (176K searches/yr). The top 5 brands hold 72% of demand. Demand peaks in Jul–Oct. Verdict: Skip it — 42/100.

Magnesium Glycinate Powder: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -41.5% over the last 90 days and 10.4% of searches end in a purchase.

£152K

revenue / yr

Units sold / yr20K
Search volume / yr-41.5%176K
Conversion rate10.4%
Avg price£8.31

Who owns the niche?

The top 5 brands hold 72% of demand, so 28% of the market is open.

28%

open market share

Brands · sellers13 · 65
Top-5 product click share71%
Open market28%
Avg brand age33 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 14 products

Sponsored placement86%
New entrants (1y)1· 1 succeeded
Avg rating4.4★
Avg reviews4,635

Top Magnesium Glycinate Powder products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

£0£15K£30K£46K£61K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 rising

Sellers

65

Top-5 brand share

72%

Top 20: 100%

Top-5 click share

71%

Top 20: 100%

Open market

22%

  • Nutrition Geeks33%
  • Wish Fusion14%
  • PharmaZen10%
  • Sleep Oracles8%
  • BetterYou7%
  • Natral6%

Magnesium Glycinate Powder demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume176KCVR10.4%Products14Brands13Top 5 Brands72%OOS Rate0.0%Rating4.4★Reviews4,635Avg BSR#60
25K15KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Oct · busiest ÷ quietest = 5.7×

Top Magnesium Glycinate Powder search terms shoppers use

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

  • magnesium for sleep58K/yr
  • magnesium sleep48K/yr
  • magnesium for sleep for adults22K/yr
  • magnesium supplements for sleep19K/yr
  • magnesium tablets for sleep9K/yr
  • sleep magnesium8K/yr
  • magnesium night time5K/yr
  • magnesium sleep supplements5K/yr
  • best magnesium for sleeping3K/yr

What reviews say buyers love and hate about Magnesium Glycinate Powder

What buyers mention most, as a share of all reviews.

What buyers love

81% of reviews
Sleep Quality32%

HELPS WITH SLEEP

Quality-Overall15%

the quality is always consistent

Value For Money9%

Excellent value for money

Magnesium8%

Best Magnesium Supplement

Advertised Vs Actual Product5%

As Advertised

What buyers complain about

62% of reviews
Sleep Quality19%

No sleep

Functionality-Overall9%

Did not work

Magnesium8%

It is not your ordinary magnesium

Dosage5%

The dosage is far too high

Acid Regulator/Stomach Ache Relief5%

Gives you stomach cramps

Magnesium Glycinate Powder return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

0%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Magnesium
50%
2Joint Pain
50%

Common Magnesium Glycinate Powder questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Magnesium Glycinate Powder 42/100 on Amazon United Kingdom — Skip it. The niche generates £152K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. Search demand moved -41.5% over the last 90 days.
Search demand for Magnesium Glycinate Powder on Amazon United Kingdom peaks in Jul–Oct, where the busiest month runs 5.7× the quietest.