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Diet Lemonade

prices mostly outside the sweet spot ($0.90–$6.82) — Diet Lemonade doesn't clear our bar today.

Flapen Score

40
Skip it
Market size 16Growth 62Conversion 100Competition 17Returns 100Price range 0Avg price 9Brand share 7Review moat 52Quality gap 25
This niche Category average

Is Diet Lemonade profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Diet Lemonade is a £63K/yr Amazon United Kingdom market (82K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Dec. Verdict: Skip it — 40/100.

Diet Lemonade: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +39.8% over the last 90 days and 23.1% of searches end in a purchase.

£63K

revenue / yr

Units sold / yr40K
Search volume / yr+39.8%82K
Conversion rate23.1%
Avg price£3.32

Who owns the niche?

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

3%

open market share

Brands · sellers6 · 64
Top-5 product click share80%
Open market3%
Avg brand age71 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 11 products

Sponsored placement45%
New entrants (1y)2· 2 succeeded
Avg rating4.6★
Avg reviews1,436

Top Diet Lemonade 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 80% of clicks — a locked-up shelf that new listings rarely crack.

£0£6K£13K£19K£25K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

64

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

80%

Top 20: 100%

Open market

0%

  • R Whites35%
  • Morrisons34%
  • Schweppes14%
  • 7UP9%
  • Sprite5%
  • BARR3%

Diet Lemonade demand & seasonality

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

Volume82KCVR23.1%Products11Brands6Top 5 Brands97%OOS Rate3.1%Rating4.6★Reviews1,436Avg BSR#9
4K3KSpike '25Prime Day '25Black Friday '25Holiday '25Spike '26Prime Day '26JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Dec · busiest ÷ quietest = 2.2×

Top Diet Lemonade search terms shoppers use

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

  • diet lemonade72K/yr
  • lemonade diet7K/yr
  • diet lemonade 2l4K/yr

What reviews say buyers love and hate about Diet Lemonade

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

What buyers love

93% of reviews
Taste-Overall30%

Excellent taste

Value For Money30%

Great value

Quality-Overall8%

No complaints

Freshness7%

Very refreshing

Alcohol Flavor6%

Drinkable

What buyers complain about

75% of reviews
Taste-Overall31%

Wierd taste

Value For Money14%

Cheapest ive seen

Flavor10%

Too fizzy for my liking

Artificial Sweeteners4%

Not as good without the sugar

Instructions/User Manual/Troubleshooting4%

The delivery completely ignored delivery instructions on file

Common Diet Lemonade questions

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

Flapen scores Diet Lemonade 40/100 on Amazon United Kingdom — Skip it. The niche generates £63K/yr across 11 tracked products. 2 of 2 products launched in the last 360 days are still selling. Search demand moved +39.8% over the last 90 days.
Search demand for Diet Lemonade on Amazon United Kingdom peaks in Dec, where the busiest month runs 2.2× the quietest.