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Magnesium L-threonate

a small market ($12K/yr) — Magnesium L-threonate doesn't clear our bar today.

Flapen Score

33
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Ranks 132 of 198 Health, Household and Personal Care niches · −4 vs the category median of 37

Market size 3Growth 19Conversion 46Competition 8Returns 100Price range 88Avg price 90Brand share 14Review moat 37Quality gap 23
This niche Category average · 198 niches

Is Magnesium L-threonate profitable on Amazon?

According to Flapen's Amazon Singapore niche tracking, Magnesium L-threonate is a $12K/yr Amazon Singapore market (6K searches/yr). The top 5 brands hold 95% of demand. Verdict: Skip it — 33/100.

Magnesium L-threonate: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -12.7% over the last 90 days and 3.7% of searches end in a purchase.

$12K

revenue / yr

Units sold / yr500
Search volume / yr-12.7%6K
Conversion rate3.7%
Avg price$58.02

Who owns the niche?

The top 5 brands hold 95% of demand, so 5% of the market is open.

5%

open market share

Brands · sellers7 · 19
Top-5 product click share91%
Open market5%
Avg brand age93 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 9 products

Sponsored placement11%
New entrants (1y)0· 0 succeeded
Avg rating4.6★
Avg reviews2,834

Top Magnesium L-threonate 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 91% of clicks — a locked-up shelf that new listings rarely crack.

$0$1K$2K$4K$5K1001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

19

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

3%

  • Now Foods50%
  • Horbäach16%
  • Teraputics15%
  • Life Extension10%
  • Intelligent Labs4%
  • Swanson3%
  • Open — no brand owns it (1 brand, 3%)

Magnesium L-threonate demand & seasonality

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

Volume6KCVR3.7%Products9Brands7Top 5 Brands95%OOS Rate15.4%Rating4.6★Reviews2,834Avg BSR#136
200150Black Friday '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26Jun '26

Top Magnesium L-threonate search terms shoppers use

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

  • magnesium l-threonate3K/yr
  • magtein1K/yr
  • magnesium threonate2K/yr

What reviews say buyers love and hate about Magnesium L-threonate

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

What buyers complain about

100% of reviews
Magnesium100%

magnesium threonate typically has a 2-3 years shelf life

Common Magnesium L-threonate questions

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

Flapen scores Magnesium L-threonate 33/100 on Amazon Singapore — Skip it. The niche generates $12K/yr across 9 tracked products. Search demand moved -12.7% over the last 90 days.
Magnesium L-threonate buyers on Amazon Singapore complain most about Magnesium, the themes mined from the niche's reviews. Its return rate is 0.0%.