Skip to content
45

magnesium 500

Skip it

A small market ($59K/yr) — this niche doesn't clear our bar today.

Market size 15Growth 19Conversion 95Competition 67Returns 100Price range 34Avg price 30Brand share 27Review moat 31Quality gap 28

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Conversion

Incredible12.4%

search→purchase rate — share of searches ending in a sale

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Price range

Okay€2.42–€21.36

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Okay3,395.4

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay€9.57

avg listing price — sweet spot $15–$100

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Okay89%

top-5 brand share — brands hold most of the demand

Growth

Bad-11.2%

90-day search growth — must beat 0% to launch

Market size

Bad€59K

€59K/yr · 50K searches

Competition

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 rising

Sellers

31

Top-5 brand share

89%

Open market

7%

  • Abtei47%
  • Doppelherz26%
  • Feel Natural6%
  • SUNDAY NATURAL5%
  • tetesept5%
  • Nobi Nutrition4%
  • Open — no brand owns it (3 brands, 7%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%€3K10%€6K15%€9K20%€12K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 25 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -11.2% search growth over the last 90 days.
2K1KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Magnesium24%

“Bestes Magnesium ever”

Qualität insgesamt21%

“Super Produkt”

Preis-Leistungs-Verhältnis8%

“Preis super”

Schlafqualität6%

“kann aber jetzt schon bestätigen, dass, wenn man es 2 Stunden vor dem schlafengehen einnimmt, man deutlich besser schläft.”

Linderung von Muskelschmerzen5%

“Gute Verträglichkeit und spürbare Unterstützung für Muskeln & Nerven”

beworben Vs Tatsächliches Produkt4%

“Siehe Produktbeschreibung”

Vitamin2%

“Vitamine”

Einfaches Kauen/Schlucken2%

“Gut zum schlucken”

Dosierung2%

“Hilft in der Dosierung super”

Gesamtgröße2%

“Passt”

What buyers complain about

Magnesium27%

“Magnesium halt”

Dosierung6%

“gering dosiert”

beworben Vs Tatsächliches Produkt5%

“Irreführend”

Säureregulator/Linderung von Magenschmerzen4%

“Durchfall”

Funktionalität insgesamt4%

“Noch kein Erfolg”

Qualität insgesamt3%

“Oxid ist die billigste Version”

Linderung von Muskelschmerzen3%

“Keine Empfehlung - Muskelkrämpfe”

Nebenwirkungen3%

“Keine spürbare Wirkung bei mir”

Preis-Leistungs-Verhältnis3%

“Expensive”

Reguliert die Verdauung3%

“oft magenbelastend”

Top return reasons

Magnesium100%