Is astaxanthin profitable to sell on Amazon United States?

The niche generates $8.9M/yr across 36 tracked products. 16 of 16 products launched in the last 360 days are still selling. 90-day search growth is -13.6%. Flapen's verdict: Worth a look (70/100).

How competitive is the astaxanthin niche?

23 brands and 59 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 58% of demand.

What do buyers complain about in astaxanthin?

Top complaints mined from reviews: Functionality-Overall, Side Effects, Advertised Vs Actual Product. The return rate is 0.0%.

When does demand for astaxanthin peak?

Demand peaks in Jan–Feb–Mar–Apr; the busiest month runs 3.3× the quietest.

What does it cost to enter the astaxanthin niche?

Listings span $9.42–$46.83; the average listing price is $22.69 (sweet spot $15–$100). The average incumbent carries 2,351 reviews — the moat a new listing must climb.

astaxanthin

Worth a look

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

Market size

Incredible$8.9M

$8.9M/yr · 4.4M searches

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Great$22.69

avg listing price — sweet spot $15–$100

Conversion

Great9.0%

search→purchase rate — share of searches ending in a sale

Price range

Great$9.42–$46.83

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Great58%

top-5 brand share — no brand owns this niche

Competition

Great39%

top-5 click share — an open shelf

Review moat

Okay2,351.31

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-13.6%

90-day search growth — must beat 0% to launch

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.

Data updated Jul 25, 2026 · scored weekly · How we score niches

astaxanthin market data

Units sold / yr: 400K–500K; avg 10,000–12,500/product
Revenue / yr: $9.1M–$11.3M; units × avg price
Conversion rate: 9.0%
Avg BSR: #67
Page quality: 0%
Prime: 100%
Sponsored: 89%
Out of stock: 0.0%
Avg brand age: 44 months
Avg seller age: 157 days

Competition & brand share

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

Brands

23 rising

Sellers

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%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -13.6% search growth over the last 90 days.

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

Open Trend

Top astaxanthin search terms

astaxanthin2.5M/yr -16.3%7.5% conv.
astaxanthin supplements706K/yr -35.5%7.2% conv.
astaxanthin 12mg407K/yr +8.6%7.5% conv.
axanthanin supplement142K/yr +7.7%7.7% conv.
clarity md astaxanthin 12mg47K/yr +131.2%6.4% conv.
astaxantina109K/yr -9.2%1.4% conv.
astaxanthin micro ingredients73K/yr -16.2%6.8% conv.
micro ingredients astaxanthin52K/yr +20.7%7.9% conv.
astaxanthin organic52K/yr -20.4%3.7% conv.
asthantaxin supplement31K/yr +39.9%6.7% conv.

All search terms

Top astaxanthin products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Micro Ingredients Astaxanthin 12mg with MCT Oil 120 Softgels 4 Month Supply | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy

Micro Ingredients$34.114.5★5,277 rev

ClarityMD Astaxanthin 12mg Antioxidants Supplement Natural Microalgae Source Lipid-Based Softgel for Enhanced Absorption Cognitive Vision & Joint Support 30 Softgels (Pack of 1)

ClarityMD$29.144.5★656 rev

Micro Ingredients Astaxanthin 12mg with MCT Oil 60 Softgels | Fresh Microalgae Source | Triple Strength Easy to Swallow Non-GMO Gluten Free Soy Free

Micro Ingredients$23.684.5★5,277 rev

10 in 1 Astaxanthin Supplements 24mg 4 Month Supply Astaxantina Antioxidant from Fresh Haematococcus Pluvialis Contains Lycopene Grape Seed Vitamin E & More Supports Eye Joints Skin Health

VivoNu$25.074.5★912 rev

Sports Research Triple Strength Astaxanthin 12mg w/Organic Coconut Oil - Antioxidant Supplement for Skin & Eye Health Support* - Soy Free Non-GMO Gluten Free - 60 Softgels

Sports Research$25.264.6★8,958 rev

Newest

by launch date

PixelVerve Astaxanthin 12mg Supplement 180 Softgels 6 Month Supply | Natural Antioxidant from Fresh Microalgae for Eye Skin and Joint Health | Non-GMO Gluten Free

PixelVerve$12.78106 rev

4mo ago

coycozy Astaxanthin 12mg Natural 90 Softgels Astaxanthin Supplement Antioxidant Support Eye Skin Health | Internal Circulation 3 Month Supply| Non-GMO Gluten-Free No Soy (90 Count (Pack of 1))

coycozy$9.42112 rev

4mo ago

GBN Astaxanthin Supplements 24mg 200 Softgels Supports Eye Skin Joint Brain Heart & Immune System Health Stamina & Healthy Aging for Women & Men Fresh Microalgae Source

GBN$26.1478 rev

5mo ago

Micro Ingredients Astaxanthin 12mg with MCT Oil 45 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy

Micro Ingredients$18.745,277 rev

6mo ago

VivoNu 14-in-1 Astaxanthin 24mg & Lutein 40mg with Zeaxanthin Supplements 6 Month Supply Fresh Microalgae Source Gluten Free Non-GMO Supports Eye Skin Antioxidant 180 Softgels 1 Bag

VivoNu$31.76346 rev

6mo ago

What buyers say about astaxanthin

What buyers praise and complain about, mined from review topics.

What buyers love

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”

Advertised Vs Actual Product4%

“As described”

Skin Health4%

“Great for skin”

Ease Of Use4%

“easy to open”

Energy Level3%

“good energy”

Ingredients-Overall3%

“CLEAN ingredients”

What buyers complain about

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”

Color5%

“its a burgundy red color like it should be not a barely red color”

Value For Money4%

“Waste of money”

Allergies3%

“Allergic reaction”

Size-Overall3%

“These capsules are small”

Quality-Overall3%

“Poor quality control”

Top return reasons

Advertised Vs Actual Product18%

Side Effects9%

Vegan/Organic9%

Acid Regulator/Stomach Ache Relief9%

Vitamin7%

Color Fading/Discoloration7%

Size-Overall5%

Product Condition5%

Value For Money5%