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Glutathione

Glutathione clears our launch bar: a $14.0M/yr market growing +26.5% this quarter with returns at 0.0%.

Flapen Score

76
Launch it

Top 1% of 14,768 Health & Household niches · +27 vs the category median of 49

Market size 100Growth 54Conversion 74Competition 69Returns 100Price range 82Avg price 95Brand share 82Review moat 50Quality gap 52
This niche Category average · 14,768 niches

Is Glutathione profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Glutathione is a $14.0M/yr Amazon United States market (5.6M searches/yr). The top 5 brands hold 53% of demand. Verdict: Launch it — 76/100.

Glutathione: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Yes. Search demand moved +26.5% over the last 90 days and 6.9% of searches end in a purchase.

$14.0M

revenue / yr

Units sold / yr400K
Search volume / yr+26.5%5.6M
Conversion rate6.9%
Avg price$36.37

Who owns the niche?

The top 5 brands hold 53% of demand, so 47% of the market is open.

47%

open market share

Brands · sellers28 · 157
Top-5 product click share44%
Open market47%
Avg brand age53 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 41 products

Sponsored placement95%
New entrants (1y)12· 12 succeeded
Avg rating4.4★
Avg reviews1,529

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 take 44% of clicks — established leaders, but buyers still shop beyond them.

$0$420K$840K$1.3M$1.7M101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

28 falling

Sellers

157

Top-5 brand share

53%

Top 20: 93%

Top-5 click share

44%

Top 20: 81%

Open market

41%

  • CYMBIOTIKA15%
  • NOW Foods13%
  • Alpha Flow11%
  • Cata-Kor8%
  • Pure Encapsulations6%
  • Nutricost6%

Glutathione demand & seasonality

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

Volume5.6MCVR6.9%Products41Brands28Top 5 Brands53%OOS Rate5.9%Rating4.4★Reviews1,529Avg BSR#329
150K100KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

Top Glutathione search terms shoppers use

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

  • glutathione2.3M/yr
  • liposomal glutathione1.2M/yr
  • glutathione supplement719K/yr
  • cymbiotika438K/yr
  • glutathione liposomal supplement258K/yr
  • cymbiotika glutathione86K/yr
  • glutathione skin whitening143K/yr
  • codeage liposomal glutathione63K/yr
  • glutathione liposomal80K/yr
  • l glutathione49K/yr

What reviews say buyers love and hate about Glutathione

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

What buyers love

56% of reviews
Quality-Overall13%

They are also made with good, quality ingredients

Taste-Overall10%

Great taste

Energy Level6%

Gives Energy

Skin Health5%

Helped clear my skin

Vitamin5%

Delicious, Easy-to-Take Vitamins

What buyers complain about

50% of reviews
Taste-Overall17%

Not tasty

Smell8%

Smells rancid

Value For Money7%

Waste of money

Functionality-Overall4%

It was not effective

Dosage3%

Seems to be a error with the listed dose

Glutathione return rate & reasons

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

0.0%

Return rate

13%

Fixable by listing

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

1Taste-Overall
21%
2Functionality-Overall
12%
3Advertised Vs Actual Product
9%
4Leak-Proof
7%
5Certifications
4%

Common Glutathione questions

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

Flapen scores Glutathione 76/100 on Amazon United States — Launch it. The niche generates $14.0M/yr across 41 tracked products. 12 of 12 products launched in the last 360 days are still selling. Search demand moved +26.5% over the last 90 days.
Search demand for Glutathione on Amazon United States is steady year-round — the busiest month runs 1.6× the quietest.