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Isotonic Powder

brand-locked demand (top 5 brands take 99% of clicks) — Isotonic Powder doesn't clear our bar today.

Flapen Score

43
Skip it
Market size 24Growth 19Conversion 87Competition 38Returns 100Price range 36Avg price 52Brand share 3Review moat 66Quality gap 45
This niche Category average

Is Isotonic Powder profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Isotonic Powder is a £97K/yr Amazon United Kingdom market (79K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 43/100.

Isotonic Powder: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -12.5% over the last 90 days and 10.1% of searches end in a purchase.

£97K

revenue / yr

Units sold / yr10K
Search volume / yr-12.5%79K
Conversion rate10.1%
Avg price£12.26

Who owns the niche?

The top 5 brands hold 99% of demand, so 1% of the market is open.

1%

open market share

Brands · sellers6 · 43
Top-5 product click share62%
Open market1%
Avg brand age48 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 19 products

Sponsored placement95%
New entrants (1y)3· 2 succeeded
Avg rating4.5★
Avg reviews871

Top Isotonic Powder 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 62% of clicks — established leaders, but buyers still shop beyond them.

£0£10K£19K£29K£39K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 flat

Sellers

43

Top-5 brand share

99%

Top 20: 100%

Top-5 click share

62%

Top 20: 100%

Open market

0%

  • FAST&UP57%
  • Science in Sport36%
  • Powerbar3%
  • Optimum Nutrition2%
  • HIGH52%
  • Precision Hydration1%

Isotonic Powder demand & seasonality

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

Volume79KCVR10.1%Products19Brands6Top 5 Brands99%OOS Rate3.7%Rating4.5★Reviews871Avg BSR#59
13K8KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Aug, Sep, Oct · busiest ÷ quietest = 9.7×

Top Isotonic Powder search terms shoppers use

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

  • fast and up13K/yr
  • isotonic powder9K/yr
  • fast and up reload electrolytes12K/yr
  • sis electrolyte powder11K/yr
  • fast up electrolytes10K/yr
  • fast up4K/yr
  • sis carbohydrate powder3K/yr
  • sis go electrolyte powder5K/yr
  • fast&up3K/yr
  • sis powder3K/yr

What reviews say buyers love and hate about Isotonic Powder

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

What buyers love

77% of reviews
Taste-Overall24%

Love the taste very refreshing

Flavor11%

Great flavour

Quality-Overall11%

Best performance brand there is

Value For Money7%

Excellent value for money

Moist/Dry7%

Good for hydration

What buyers complain about

73% of reviews
Taste-Overall32%

Gross taste

Flavor14%

Weak flavour

Solubility10%

Not dissolving

Salt Content5%

Doesnt taste like salt like the other brand I bought

Sweetness3%

I don't like overly sugary drinks

Isotonic Powder return rate & reasons

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

0.0%

Return rate

0%

Fixable by listing

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

1Leak-Proof
50%
2Vitamin
50%

Common Isotonic Powder questions

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

Flapen scores Isotonic Powder 43/100 on Amazon United Kingdom — Skip it. The niche generates £97K/yr across 19 tracked products. 2 of 3 products launched in the last 360 days are still selling. Search demand moved -12.5% over the last 90 days.
Search demand for Isotonic Powder on Amazon United Kingdom peaks in Aug–Sep–Oct, where the busiest month runs 9.7× the quietest.