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Glucomannan

Glucomannan shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

59
Worth a look

Top 10% of 2,966 Drogerie & Körperpflege niches · +10 vs the category median of 49

Market size 46Growth 46Conversion 72Competition 21Returns 100Price range 82Avg price 83Brand share 50Review moat 65Quality gap 88
This niche Category average · 2,966 niches

Is Glucomannan profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Glucomannan is a €249K/yr Amazon Germany market (208K searches/yr). The top 5 brands hold 75% of demand. Demand peaks in Jun–Jul. Verdict: Worth a look — 59/100.

Glucomannan: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +16.6% over the last 90 days and 6.7% of searches end in a purchase.

€249K

revenue / yr

Units sold / yr15K
Search volume / yr+16.6%208K
Conversion rate6.7%
Avg price€18.03

Who owns the niche?

The top 5 brands hold 75% of demand, so 25% of the market is open.

25%

open market share

Brands · sellers14 · 19
Top-5 product click share75%
Open market25%
Avg brand age54 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 14 products

Sponsored placement86%
New entrants (1y)4· 2 succeeded
Avg rating4.1★
Avg reviews912

Top Glucomannan 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 75% of clicks — a locked-up shelf that new listings rarely crack.

€0€25K€50K€75K€100K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

14 flat

Sellers

19

Top-5 brand share

75%

Top 20: 100%

Top-5 click share

75%

Top 20: 100%

Open market

21%

  • Nature Love38%
  • Vit4ever11%
  • GREEN NATURALS11%
  • Horbäach8%
  • Vita2You7%
  • WeightWorld4%

Glucomannan demand & seasonality

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

Volume208KCVR6.7%Products14Brands14Top 5 Brands75%OOS Rate10.1%Rating4.1★Reviews912Avg BSR#140
8K6KSpike '24Holiday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jun, Jul · busiest ÷ quietest = 2.0×

Top Glucomannan search terms shoppers use

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

  • glucomannan155K/yr
  • glucomannan kapseln26K/yr
  • glucomannan zum abnehmen7K/yr
  • konjak kapseln7K/yr
  • glucomannan kapseln hochdosiert5K/yr
  • konjakwurzel5K/yr
  • konjakwurzel kapseln3K/yr

What reviews say buyers love and hate about Glucomannan

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

What buyers love

55% of reviews
Qualität insgesamt10%

Insgesamt ein solides Produkt mit klarer Zusammensetzung und praktischer Vorratsgröße

Ernährungs Gehalt8%

Glucomannan ist hier eines der häufigsten Supplements

Gewichtsverlust8%

Gut für die Unterstützung bei Gewichtsabnahmewunsch

Einfaches Kauen/Schlucken7%

Die Tabletten sind gut zu schlucken

Dosierung6%

Hohe Dosierung,

What buyers complain about

51% of reviews
Funktionalität insgesamt17%

Geine Ergebnisse

Nebenwirkungen8%

Wirkungslos

Dosierung7%

Die dosierung ist 6 tabletten welche ist nicht schlucken freundlich

Gewichtsverlust4%

Leider habe ich nach einen Verletzung letztes Jahr ca. 5kg zugenommen, da ich kaum noch Sport machen konnte, und Weihnachten hat sein Übriges dazu getan

Einfaches Kauen/Schlucken4%

Schwer zu schlucken

Glucomannan 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.

1Sichtweite
100%

Common Glucomannan questions

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

Flapen scores Glucomannan 59/100 on Amazon Germany — Worth a look. The niche generates €249K/yr across 14 tracked products. 2 of 4 products launched in the last 360 days are still selling. Search demand moved +16.6% over the last 90 days.
Search demand for Glucomannan on Amazon Germany peaks in Jun–Jul, where the busiest month runs 2.0× the quietest.