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Monjaro

brand-locked demand (top 5 brands take 97% of clicks) — Monjaro doesn't clear our bar today.

Flapen Score

45
Skip it
Market size 24Growth 21Conversion 29Competition 57Returns 100Price range 71Avg price 66Brand share 9Review moat 44Quality gap 73
This niche Category average

Is Monjaro profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Monjaro is a £98K/yr Amazon United Kingdom market (306K searches/yr). The top 5 brands hold 97% of demand. Verdict: Skip it — 45/100.

Monjaro: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -8.9% over the last 90 days and 2.3% of searches end in a purchase.

£98K

revenue / yr

Units sold / yr8K
Search volume / yr-8.9%306K
Conversion rate2.3%
Avg price£13.88

Who owns the niche?

The top 5 brands hold 97% of demand, so 3% of the market is open.

3%

open market share

Brands · sellers8 · 10
Top-5 product click share51%
Open market3%
Avg brand age31 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 23 products

Sponsored placement87%
New entrants (1y)4· 0 succeeded
Avg rating4.3★
Avg reviews2,119

Top Monjaro 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 take 51% of clicks — established leaders, but buyers still shop beyond them.

£0£10K£20K£29K£39K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 rising

Sellers

10

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

51%

Top 20: 97%

Open market

2%

  • Wellgard59%
  • Supplement Heaven22%
  • Spectrum Armour10%
  • YOUSHARES3%
  • Pro BRN Supplement3%
  • Generic1%
  • Open — no brand owns it (2 brands, 2%)

Monjaro demand & seasonality

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

Volume306KCVR2.3%Products23Brands8Top 5 Brands97%OOS Rate7.3%Rating4.3★Reviews2,119Avg BSR#27
6K4KSpike '26Aug '25Oct '25Dec '25Feb '26Apr '26May '26

Top Monjaro search terms shoppers use

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

  • mounjaro81K/yr
  • monjaro82K/yr
  • wellgard63K/yr
  • monjaro weight loss injection pen39K/yr
  • wellguard24K/yr
  • manjaro13K/yr
  • well guard4K/yr

What reviews say buyers love and hate about Monjaro

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

What buyers love

63% of reviews
Quality-Overall19%

The quality feels consistent

Taste-Overall11%

no weird taste

Value For Money10%

Good value for money

Solubility5%

dissolves easily

Advertised Vs Actual Product4%

As advertised

What buyers complain about

45% of reviews
Taste-Overall17%

It tastes terrible

Functionality-Overall6%

Did not work

Vegan/Organic3%

unfortunately is halal

Magnesium3%

its not entirely magnesium glycinate its mixed. chelated

Value For Money3%

Waste of money

Monjaro return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

93%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
86%
2Advertised Vs Actual Product
7%
3Weight Heavy
7%

Common Monjaro questions

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

Flapen scores Monjaro 45/100 on Amazon United Kingdom — Skip it. The niche generates £98K/yr across 23 tracked products. 0 of 4 products launched in the last 360 days are still selling. Search demand moved -8.9% over the last 90 days.
Monjaro buyers on Amazon United Kingdom complain most about Taste-Overall, Functionality-Overall, Vegan/Organic, the themes mined from the niche's reviews. Its return rate is 0.1%.