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Glutathione

Glutathione shows low returns (0.1%), but a concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list.

Flapen Score

55
Worth a look
Market size 55Growth 32Conversion 57Competition 18Returns 100Price range 69Avg price 80Brand share 45Review moat 74Quality gap 78
This niche Category average

Is Glutathione profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Glutathione is a £395K/yr Amazon United Kingdom market (485K searches/yr). The top 5 brands hold 78% of demand. Verdict: Worth a look — 55/100.

Glutathione: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +5.6% over the last 90 days and 4.8% of searches end in a purchase.

£395K

revenue / yr

Units sold / yr25K
Search volume / yr+5.6%485K
Conversion rate4.8%
Avg price£16.87

Who owns the niche?

The top 5 brands hold 78% of demand, so 22% of the market is open.

22%

open market share

Brands · sellers11 · 15
Top-5 product click share78%
Open market22%
Avg brand age39 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 · 11 products

Sponsored placement91%
New entrants (1y)1· 0 succeeded
Avg rating4.3★
Avg reviews527

Top Glutathione 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 78% of clicks — a locked-up shelf that new listings rarely crack.

£0£39K£79K£118K£158K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

11 falling

Sellers

15

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

78%

Top 20: 100%

Open market

17%

  • Mystic Nature30%
  • WeightWorld23%
  • HealthEssent12%
  • Zooki8%
  • CHICNUTRIX5%
  • Gozitepe5%
  • Open — no brand owns it (5 brands, 17%)

Glutathione demand & seasonality

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

Volume485KCVR4.8%Products11Brands11Top 5 Brands78%OOS Rate1.8%Rating4.3★Reviews527Avg BSR#86
13K8KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Top Glutathione search terms shoppers use

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

  • glutathione252K/yr
  • glutathione skin whitening75K/yr
  • liposomal glutathione61K/yr
  • glutathione supplement49K/yr
  • glutathione tablets9K/yr
  • best glutathione tablets for skin whitening5K/yr
  • glutathione capsules8K/yr
  • glutathione liposomal7K/yr
  • l glutathione6K/yr
  • glutathione powder5K/yr

What reviews say buyers love and hate about Glutathione

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

What buyers love

72% of reviews
Quality-Overall29%

Good quality supplement

Brightness/Shine/Glow8%

Glow

Value For Money8%

Great value for money

Advertised Vs Actual Product6%

As described

Vitamin5%

I also like that it pairs well with my vitamin C supplement since they work synergistically

What buyers complain about

77% of reviews
Value For Money18%

And so expensive

Size-Overall16%

The only downside is that the capsules are kinda big

Ease Of Chewing/Swallowing11%

Too hard to swallow

Taste-Overall8%

Has a funny taste though

Functionality-Overall8%

Dont work

Common Glutathione questions

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

Flapen scores Glutathione 55/100 on Amazon United Kingdom — Worth a look. The niche generates £395K/yr across 11 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved +5.6% over the last 90 days.
Search demand for Glutathione on Amazon United Kingdom is steady year-round — the busiest month runs 1.2× the quietest.