Is f-brn komplex profitable to sell on Amazon Germany?

The niche generates €10K/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -55.5%. Flapen's verdict: Skip it (39/100).

How competitive is the f-brn komplex niche?

8 brands and 15 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 83% of demand.

What do buyers complain about in f-brn komplex?

Top complaints mined from reviews: Funktionalität insgesamt, Nebenwirkungen, Dosierung. The return rate is 0.1%.

When does demand for f-brn komplex peak?

Demand peaks in Jan–Aug–Oct; the busiest month runs 2.1× the quietest.

What does it cost to enter the f-brn komplex niche?

Listings span €9.90–€37.27; the average listing price is €22.35 (sweet spot $15–$100). The average incumbent carries 3,902 reviews — the moat a new listing must climb.

f-brn komplex

Skip it

Soft demand (-55.5% this quarter) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Avg price

Great€22.35

avg listing price — sweet spot $15–$100

Price range

Great€9.90–€37.27

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

Brand share

Okay83%

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

Conversion

Okay2.2%

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

Review moat

Okay3,902.11

avg incumbent reviews — the moat a new listing must climb

Competition

Bad80%

top-5 click share — a locked-up shelf

Market size

Bad€10K

€10K/yr · 19K searches

Growth

Bad-55.5%

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

Signals Low Review Barrier Quality Gap

According to Flapen's Amazon Germany niche tracking, f-brn komplex is a €10K/yr Amazon Germany market (19K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Jan–Aug–Oct. Verdict: Skip it — 39/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

f-brn komplex market data

Units sold / yr: 250–500; avg 0–100/product
Revenue / yr: €6K–€11K; units × avg price
Conversion rate: 2.2%
Avg BSR: #33
Page quality: 0%
Prime: 89%
Sponsored: 89%
Out of stock: 14.5%
Avg brand age: 41 months
Avg seller age: 194 days

Competition & brand share

The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 rising

Sellers

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

80%

Top 20: 100%

Open market

11%

ZENICAPS43%
BRNR11%
Vihado11%
ProFuel10%
NaroVital8%
DocVital7%
Open — no brand owns it (2 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -55.5% search growth over the last 90 days.

Peak months: Jan, Aug, Oct · busiest ÷ quietest = 2.1×

Open Trend

Top f-brn komplex search terms

fatburner komplex getfit fitness17K/yr -57.8%0.6% conv.
fbrn komplex fatburner1K/yr -39.6%1.7% conv.
f-brn komplex377/yr -56.5%3.3% conv.
f-brn164/yr -17.0%2.6% conv.
fbrn komplex283/yr -63.7%0.0% conv.
fbrn137/yr -47.9%24.0% conv.
f brn86/yr +38.5%0.0% conv.
f brn komplex184/yr -59.3%0.0% conv.
getfit fitness f-brn komplex127/yr -58.3%0.0% conv.
fbrn komplex getfit fitness26/yr +50.0%0.0% conv.

All search terms

Top f-brn komplex products on Amazon

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

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

ZENICAPS F KOMPLEX OXIVAL ADVANCED Original Kapseln Stoffwechsel FKomplex Support Complex F-Komplex Formula* | Einfache Anwendung | 90 Kapseln (90 Kapseln)

ZENICAPS€37.272.4★33 rev

Vihado F-BDY 2.0 Kapseln für einen normalen Stoffwechsel mit Pflanzenstoffen und Vitaminen anregend mit Grüner Kaffee Extrakt normaler Kohlenhydrat- und Fettsäuren-Stoffwechsel mit Zink

Vihado€23.094.1★2,801 rev

Mariendistel Kapseln hochdosiert 120x - 5-fach-Komplex mit Mariendistel Artischocke Löwenzahn Desmodium & Cholin - Leberfunktion & Fettstoffwechsel - 200 mg Silymarin pro Tag - Vorrat für 4 Monate

ProFuel€10.344.6★3,096 rev

BRNR TURBO BRNR Sofort Stoffwechsel Formel mit Cholin Grüntee Extrakt Glucomannan Garcinia Cambogia Guarana 120 Kapseln

BRNR€26.123.9★1,990 rev

Stoffwechsel Beschleunigen Abnehmen Komplex - Hochdosiert mit Grüntee Grüner Kaffee Bittermelone Guarana Cholin und Ingwer - 90 vegane Stoffwechsel Kapseln - Tabletten Diät Unterstützung

NaroVital€23.154.1★607 rev

Newest

by launch date

DocVital Stoffwechsel Komplex Diät Unterstützung 120 vegane Kapseln mit Glucomannan Grüntee Extrakt (200 mg EGCG) L-Carnitin & Guarana Stoffwechsel Booster

DocVital€26.8578 rev

3mo ago

ZENICAPS F KOMPLEX OXIVAL ADVANCED Original Kapseln Stoffwechsel FKomplex Support Complex F-Komplex Formula* | Einfache Anwendung | 90 Kapseln (90 Kapseln)

ZENICAPS€37.2733 rev

1y ago

BRNR TURBO BRNR Sofort Stoffwechsel Formel mit Cholin Grüntee Extrakt Glucomannan Garcinia Cambogia Guarana 120 Kapseln

BRNR€26.121,990 rev

1y ago

BRNR EASY BRNR Leichte Formel 5in1 Stoffwechsel-Kur mit Cholin Blutzuckerspiegel-Rezeptur mit Chrom Ballaststoff Glucomannan Grüntee Extrakt 120 Kapseln

BRNR€24.602,079 rev

2y ago

Stoffwechsel Beschleunigen Abnehmen Komplex - Hochdosiert mit Grüntee Grüner Kaffee Bittermelone Guarana Cholin und Ingwer - 90 vegane Stoffwechsel Kapseln - Tabletten Diät Unterstützung

NaroVital€23.15607 rev

2y ago

What buyers say about f-brn komplex

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

What buyers love

Energieniveau10%

“Energie-Boost”

Qualität insgesamt10%

“Super Produkt alles in einem”

Gewichtsverlust10%

“Habe in 3 Wochen ca.4,5 Kilo abgenommen”

Ernährungs Gehalt8%

“All-in-One-Wellness in einer Kapsel”

Benutzerfreundlichkeit5%

“Einnahme easy”

Reguliert die Verdauung4%

“Gutes für den Stoffwechsel”

Einfaches Kauen/Schlucken4%

“Sind gut zu schlucken”

Preis-Leistungs-Verhältnis4%

“Gutes Produkt zum fairen Preis”

beworben Vs Tatsächliches Produkt4%

“Das Produkt mach was es soll”

Dosierung3%

“Keine komplizierte Dosierung notwendig”

What buyers complain about

Funktionalität insgesamt21%

“Bislang noch kein Erfolg”

Nebenwirkungen8%

“Nebenwirkungen”

Dosierung7%

“Zu niedrig dosiert”

Preis-Leistungs-Verhältnis7%

“Geld Verschwendung”

Gewichtsverlust6%

“bisschen bessere Ernährung 8 Kilo abgenommen.”

Reguliert die Verdauung4%

“Sodbrennen”

Geruch4%

“Tabletten stinken”

Gesamtgröße3%

“Die Kapseln sind nicht so groß”

Qualität insgesamt3%

“Andere Produkte sind besser”

Allergien2%

“Starke Bauchkrämpfe und Übelkeit”

Common questions

Is f-brn komplex profitable to sell on Amazon Germany?: The niche generates €10K/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -55.5%. Flapen's verdict: Skip it (39/100).
How competitive is the f-brn komplex niche?: 8 brands and 15 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 83% of demand.
What do buyers complain about in f-brn komplex?: Top complaints mined from reviews: Funktionalität insgesamt, Nebenwirkungen, Dosierung. The return rate is 0.1%.
When does demand for f-brn komplex peak?: Demand peaks in Jan–Aug–Oct; the busiest month runs 2.1× the quietest.
What does it cost to enter the f-brn komplex niche?: Listings span €9.90–€37.27; the average listing price is €22.35 (sweet spot $15–$100). The average incumbent carries 3,902 reviews — the moat a new listing must climb.