Is kelp profitable to sell on Amazon Germany?

The niche generates €58K/yr across 24 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -23.5%. Flapen's verdict: Worth a look (52/100).

How competitive is the kelp niche?

21 brands and 26 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 56% of demand.

What do buyers complain about in kelp?

Top complaints mined from reviews: Nebenwirkungen, Dosierung, Preis-Leistungs-Verhältnis. The return rate is 0.1%.

When does demand for kelp peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the kelp niche?

Listings span €9.24–€28.61; the average listing price is €16.77 (sweet spot $15–$100). The average incumbent carries 557 reviews — the moat a new listing must climb.

kelp

Worth a look

Shows low returns (0.1%), but soft demand (-23.5% this quarter) keeps it on the watch list.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Conversion

Great9.1%

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

Brand share

Great56%

top-5 brand share — no brand owns this niche

Avg price

Great€16.77

avg listing price — sweet spot $15–$100

Review moat

Good557.46

avg incumbent reviews — the moat a new listing must climb

Price range

Good€9.24–€28.61

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

Competition

Good54%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Bad€58K

€58K/yr · 38K searches

Growth

Bad-23.5%

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

Signals No Dominant Brand

According to Flapen's Amazon Germany niche tracking, kelp is a €58K/yr Amazon Germany market (38K searches/yr). The top 5 brands hold 56% of demand. Verdict: Worth a look — 52/100.

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

kelp market data

Units sold / yr: 3K–3K; avg 0–100/product
Revenue / yr: €42K–€50K; units × avg price
Conversion rate: 9.1%
Avg BSR: #46
Page quality: 0%
Prime: 100%
Sponsored: 88%
Out of stock: 6.4%
Avg brand age: 64 months
Avg seller age: 181 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

21 falling

Sellers

Top-5 brand share

56%

Top 20: 99%

Top-5 click share

54%

Top 20: 96%

Open market

37%

Maison Naturelle15%
natural elements15%
Vit4ever9%
bioKontor9%
CDF Sports & Health Solutions7%
sunny nature7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -23.5% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top kelp search terms

kelp17K/yr -22.7%5.9% conv.
kelp algen6K/yr -24.2%5.8% conv.
kelp kapseln4K/yr -26.2%10.6% conv.
jod kapseln4K/yr -31.9%10.4% conv.
braunalgen3K/yr -13.9%3.6% conv.
sea kelp2K/yr +9.2%0.3% conv.
bio kelp2K/yr -31.9%12.4% conv.
kelp algen bio1K/yr -32.7%10.1% conv.

All search terms

Top kelp 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

MAISON NATURELLE JOD aus Bio Kelp Kapseln hochdosiert 365 Kelp Tabletten aus natürlichem Braunalgen Extrakt 200 g reines Jod je Kapsel Jahresvorrat Vegan & Bio

Maison Naturelle€17.244.6★1,811 rev

natural elements Jod aus Bio-Kelp 365 Kapseln 150g Jod aus Braunalgen Bio-Qualität für die Schilddrüse vegan hochdosiert ohne unnötige Zusätze in Deutschland produziert & laborgeprüft

natural elements€19.494.6★730 rev

vit4ever Bio Kelp Jod - 365 Tabletten - 200 g Jod aus Bio-Braunalgen

Vit4ever€15.834.6★634 rev

Kelp Kapseln Natürliches Jod aus Braunalgen Bio Vegan 250 Stück

CDF Sports & Health Solutions€20.554.5★822 rev

Kelp Kapseln 400mg 346g Jod aus Kelp Hochdosiert & Laborgeprüft Natürliche Braunalge Vegan in Deutschland produziert 60 Kapseln von sunny nature

sunny nature€11.164.5★26 rev

Newest

by launch date

Jod Tabletten aus Bio-Kelp hochdosiert - 365 Tabletten - 200 g Jodtabletten vegan & produziert in Deutschland - Verpackung kann variieren

Bloom Naturals Beauty Supplements€11.8638 rev

2mo ago

Jod Tabletten aus Bio-Kelp hochdosiert - 365 Tabletten - 200 g Jodtabletten vegan & produziert in Deutschland - Verpackung kann variieren

Nature Flow€14.4247 rev

4mo ago

XbyX€12.0518 rev

1y ago

Kelp Kapseln 400mg 346g Jod aus Kelp Hochdosiert & Laborgeprüft Natürliche Braunalge Vegan in Deutschland produziert 60 Kapseln von sunny nature

sunny nature€11.1626 rev

1y ago

Bio Kelp - natürliche Jodquelle aus europäischen Wildalgen - sanfte Dosierung - 150 g Jod pro Pressling - 1 Pressling pro Tag - 180 vegane - ohne Zusatzstoffe

viktilabs€17.1612 rev

1y ago

What buyers say about kelp

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

What buyers love

Qualität insgesamt16%

“Super Produkt”

Vegan/Biologisch8%

“Jod aus Kelp, vegan, bestens”

Dosierung7%

“Die Dosierung ist ideal, um den täglichen Jodbedarf gut abzudecken, ohne mehrere Kapseln einnehmen zu müssen”

Preis-Leistungs-Verhältnis7%

“365 Tabletten für rund 15 Euro sind absolut fair”

Benutzerfreundlichkeit6%

“Schlucken geht problemlos”

Einfaches Kauen/Schlucken6%

“Schlucken geht problemlos”

Vitamin4%

“bin absolut überzeugt von diesem Supplement”

Lokal hergestellt3%

Inhaltsstoffe – insgesamt3%

“Es ist also ein reines Naturprodukt und keine synthetisch hergestellte Chemie”

Hormonelles Gleichgewicht3%

“Diese Hormone regulieren den Stoffwechsel, das Wachstum und die Entwicklung von Gehirn und Knochen”

What buyers complain about

Nebenwirkungen10%

“auslösen oder verschlimmern kann, was Symptome wie innere Unruhe, Herzrasen, Schweißausbrüche und Schlafstörungen verursacht.”

Dosierung9%

“Dadurch enthält die Tablette mehr Extrakt in mg”

Preis-Leistungs-Verhältnis5%

“teuer, kaufe auch Andere und komme immer wieder zu diesem zurück”

Inhaltsstoffe – insgesamt5%

“Maltodextrin ein no Go wenn man wirbt mit unnötigen Zusatzstoffen”

Geschmack insgesamt4%

“Schmecken nicht wirklich lecker”

Reguliert die Verdauung4%

“ich bekomme Magen-Darm-Beschwerden”

Abgestanden/verfault/verwöhnt3%

“Bitte vorher genau darauf achten, dass man auch wirklich einen Mangel hat, ich habe es nicht vertragen”

beworben Vs Tatsächliches Produkt3%

“Ich finde das irreführend”

Säureregulator/Linderung von Magenschmerzen3%

“Bauchschmerzen nach der Einnahme”

Mundhygiene3%

“Bläschen im Mundraum bekommen nach einem Tag der Einnahme”

Common questions

Is kelp profitable to sell on Amazon Germany?: The niche generates €58K/yr across 24 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -23.5%. Flapen's verdict: Worth a look (52/100).
How competitive is the kelp niche?: 21 brands and 26 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 56% of demand.
What do buyers complain about in kelp?: Top complaints mined from reviews: Nebenwirkungen, Dosierung, Preis-Leistungs-Verhältnis. The return rate is 0.1%.
When does demand for kelp peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the kelp niche?: Listings span €9.24–€28.61; the average listing price is €16.77 (sweet spot $15–$100). The average incumbent carries 557 reviews — the moat a new listing must climb.

kelp

kelp market data

Competition & brand share

Demand & seasonality

Top kelp search terms

Top kelp products on Amazon

Top sellers

Newest

Trending

What buyers say about kelp

What buyers love

What buyers complain about

Common questions

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