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Astaxanthin

Astaxanthin shows a $8.9M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

70
Worth a look

Top 1% of 14,768 Health & Household niches · +21 vs the category median of 49

Market size 100Growth 18Conversion 83Competition 76Returns 100Price range 83Avg price 94Brand share 77Review moat 41Quality gap 38
This niche Category average · 14,768 niches

Is Astaxanthin profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Astaxanthin is a $8.9M/yr Amazon United States market (4.4M searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Jan–Feb–Mar–Apr. Verdict: Worth a look — 70/100.

Astaxanthin: 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 -13.6% over the last 90 days and 9.0% of searches end in a purchase.

$8.9M

revenue / yr

Units sold / yr500K
Search volume / yr-13.6%4.4M
Conversion rate9.0%
Avg price$22.69

Who owns the niche?

The top 5 brands hold 58% of demand, so 42% of the market is open.

42%

open market share

Brands · sellers23 · 59
Top-5 product click share39%
Open market42%
Avg brand age44 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 · 36 products

Sponsored placement89%
New entrants (1y)16· 16 succeeded
Avg rating4.5★
Avg reviews2,351

Top Astaxanthin 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

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

$0$358K$716K$1.1M$1.4M101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

23 rising

Sellers

59

Top-5 brand share

58%

Top 20: 96%

Top-5 click share

39%

Top 20: 81%

Open market

37%

  • Micro Ingredients27%
  • VivoNu11%
  • Sports Research9%
  • ClarityMD7%
  • Nutricost5%
  • Double Wood Supplements4%

Astaxanthin demand & seasonality

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

Volume4.4MCVR9.0%Products36Brands23Top 5 Brands58%OOS Rate0.0%Rating4.5★Reviews2,351Avg BSR#67
125K75KHoliday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Mar, Apr · busiest ÷ quietest = 3.3×

Top Astaxanthin search terms shoppers use

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

  • astaxanthin2.5M/yr
  • astaxanthin supplements706K/yr
  • astaxanthin 12mg407K/yr
  • axanthanin supplement142K/yr
  • clarity md astaxanthin 12mg47K/yr
  • astaxantina109K/yr
  • astaxanthin micro ingredients73K/yr
  • micro ingredients astaxanthin52K/yr
  • astaxanthin organic52K/yr
  • asthantaxin supplement31K/yr

What reviews say buyers love and hate about Astaxanthin

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

What buyers love

59% of reviews
Quality-Overall16%

The quality seems solid

Value For Money6%

is affordable

Ease Of Chewing/Swallowing6%

Easy to swallow pill

Vitamin6%

Great vitamin

Eye-Hygiene5%

Great for eyes

What buyers complain about

48% of reviews
Functionality-Overall7%

Not effective

Side Effects6%

Also I have been getting headaches everyday

Advertised Vs Actual Product6%

False advertising

Ingredients-Overall5%

Unhealthy ingredients

Dosage5%

Small dosage

Astaxanthin return rate & reasons

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

0.0%

Return rate

38%

Fixable by listing

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

1Advertised Vs Actual Product
18%
2Side Effects
9%
3Vegan/Organic
9%
4Acid Regulator/Stomach Ache Relief
9%
5Vitamin
7%

Common Astaxanthin questions

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

Flapen scores Astaxanthin 70/100 on Amazon United States — Worth a look. The niche generates $8.9M/yr across 36 tracked products. 16 of 16 products launched in the last 360 days are still selling. Search demand moved -13.6% over the last 90 days.
Search demand for Astaxanthin on Amazon United States peaks in Jan–Feb–Mar–Apr, where the busiest month runs 3.3× the quietest.