---
title: "Astaxanthin 6mg — $79K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/astaxanthin-6mg"
last_updated: "2026-08-09T22:29:16.289Z"
locale: en
meta:
description: "Niche score 41/100 · $79K/yr market · 33K searches/yr · $21.22 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $79K/yr market · 33K searches/yr · $21.22 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Astaxanthin 6mg — $79K/yr Amazon US Niche (2026) - Flapen"
---
# **astaxanthin 6mg**
**Skip it**
Soft demand (-26.8% this quarter) — this niche doesn't clear our bar today.
Market size 20Growth 12Conversion 92Competition 17Returns 100Price range 81Avg price 91Brand share 14Review moat 40Quality gap 28
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****11.1%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$21.22**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$11.35–$32.43**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****2,513**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$79K**
$79K/yr · 33K searches
**Competition**
**Bad****80%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-26.8%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, astaxanthin 6mg is a $79K/yr Amazon United States market (33K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 41/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **astaxanthin 6mg market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$64K–$85K**
- units × avg price
- **Conversion rate**
- **11.1%**
- **Avg BSR**
- **#230**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **190 days**
## **Competition & brand share**
The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▼falling
**Sellers**
**25**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**80%**
Top 20: 100%
**Open market**
**3%**
- Nutricost69% - Micro Ingredients12% - Sports Research6% - NOW Foods4% - Doctor's BEST3% - me today2% - Open — no brand owns it (2 brands, 3%)
## **Top astaxanthin 6mg search terms**
- **astaxanthin 6mg**18K/yr-8.3%5.1% conv. - **nutricost astaxanthin**5K/yr-36.9%15.1% conv. - **nutricost astaxanthin 12mg**5K/yr-54.9%17.5% conv. - **astaxanthin 8mg**3K/yr-0.8%4.7% conv. - **astaxanthin nutricost**2K/yr-40.9%17.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/astaxanthin-6mg/search-terms)
## **Top astaxanthin 6mg 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.
0%10%$8K20%$16K30%$24K40%$32K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Astaxanthin (12mg) 120 Softgels (4 Month Supply)**Nutricost**$28.87**4.6★3,696 rev](https://www.amazon.com/dp/B078Z16G8W) [2**Nutricost Astaxanthin (6mg) 120 Softgels (4 Month Supply)**Nutricost**$19.72**4.6★603 rev](https://www.amazon.com/dp/B09FRXK5B2) [3**Nutricost Astaxanthin 12mg 60 Softgels - Non-GMO and Gluten Free (2 Month Supply)**Nutricost**$18.59**4.6★3,696 rev](https://www.amazon.com/dp/B01K3JEJ68) [4**Micro Ingredients Astaxanthin 6mg with MCT Oil 120 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy**Micro Ingredients**$17.62**4.7★100 rev](https://www.amazon.com/dp/B0GFCNK99S) [5**Sports Research Icelandic Astaxanthin 6mg with Organic Coconut Oil - Antioxidant Supplement for Skin & Eye Health - Soy Free Non-GMO Gluten Free - 120 Softgels**Sports Research**$24.68**4.6★3,252 rev](https://www.amazon.com/dp/B07WP6KRN7)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Micro Ingredients Astaxanthin 6mg with MCT Oil 120 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy**Micro Ingredients**$17.62**100 rev6mo ago](https://www.amazon.com/dp/B0GFCNK99S) [**Micro Ingredients Astaxanthin 6mg with MCT Oil 240 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy**Micro Ingredients**$26.19**100 rev6mo ago](https://www.amazon.com/dp/B0GFC6ZYVV) [**me today Complex Astaxanthin+ 8mg Supplement - Powerful Antioxidant Support Softgels - Natural Skin Health & Cellular Wellness Complex with White Tomato Extract - 30 Servings**me today**$16.39**12 rev11mo ago](https://www.amazon.com/dp/B0FM127Q9C) [**Astaxanthin - Triple Strength 12mg (Only Patented Astaxanthin (Astrareal) with 70+ Human Clinical Trials) Grown Harvested and Made in The USA (Astaxantina) by Double Wood**Double Wood Supplements**$23.86**2,649 rev4y ago](https://www.amazon.com/dp/B09ZBL2LP2) [**Nutricost Astaxanthin (6mg) 120 Softgels (4 Month Supply)**Nutricost**$19.72**603 rev4y ago](https://www.amazon.com/dp/B09FRXK5B2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Micro Ingredients Astaxanthin 6mg with MCT Oil 120 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy**Micro Ingredients**$17.62**4.7★**▲ 224%**](https://www.amazon.com/dp/B0GFCNK99S) [**Micro Ingredients Astaxanthin 6mg with MCT Oil 240 Softgels | Premium Astaxanthin Antioxidant Supplements* | Fresh Microalgae Source | Triple Strength Non-GMO Gluten Free No Soy**Micro Ingredients**$26.19**4.7★**▲ 188%**](https://www.amazon.com/dp/B0GFC6ZYVV) [**me today Complex Astaxanthin+ 8mg Supplement - Powerful Antioxidant Support Softgels - Natural Skin Health & Cellular Wellness Complex with White Tomato Extract - 30 Servings**me today**$16.39**4.0★**▲ 89%**](https://www.amazon.com/dp/B0FM127Q9C) [**Nutricost Astaxanthin (12mg) 120 Softgels (4 Month Supply)**Nutricost**$28.87**4.6★**▲ 82%**](https://www.amazon.com/dp/B078Z16G8W) [**Nutrex Hawaii BioAstin Hawaiian Astaxanthin - 4mg Customizable Dosage 120 Softgels - Antioxidant Support for Skin & Immune Health - Premium Microalgae Grown in Kona Hawaii - Non-GMO & Gluten-Free**Nutrex Hawaii**$32.43**4.5★**▲ 52%**](https://www.amazon.com/dp/B0039ITKU6)
**~~View all trending →~~**
## **What buyers say about astaxanthin 6mg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“Excellent Product”*
**Vitamin**6%
*“These vitamins really work”*
**Ease Of Chewing/Swallowing**5%
*“I also appreciate that theyre easy to swallow with no unpleasant aftertaste, which makes daily use simple and hassle-free”*
**Eye-Hygiene**5%
*“help with dry eyes”*
**Value For Money**4%
*“Great value”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Skin Health**4%
*“healthy glow to my skin”*
**Dosage**3%
*“standard daily dose”*
**Ingredients-Overall**3%
*“Quality ingredients”*
**Inflammation**3%
*“Great for inflammation”*
### **What buyers complain about **
**Dosage**7%
*“Maybe 12mg is too much to start taking”*
**Side Effects**6%
*“Causes awful stomach issues”*
**Allergies**5%
*“Allergic reaction”*
**Functionality-Overall**5%
*“Does nothing”*
**Advertised Vs Actual Product**5%
*“False advertisement”*
**Size-Overall**4%
*“Small pills”*
**Color**4%
*“Its darker than the others ive tried”*
**Value For Money**3%
*“Priced to high”*
**Smell**3%
*“Very unpleasant odor”*
**Quality-Overall**3%
*“Poor quality control”*
### **Top return reasons **
**Advertised Vs Actual Product**23%
**Dosage**15%
**Acid Regulator/Stomach Ache Relief**15%
**Color Fading/Discoloration**12%
**Side Effects**8%
**Stain Resistance**8%
**Value For Money**8%
**Vitamin**4%
**Ease Of Use**4%
**Color**4%
## **Common questions**
- **Is astaxanthin 6mg profitable to sell on Amazon United States?**
- The niche generates $79K/yr across 13 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -26.8%. Flapen's verdict: Skip it (41/100).
- **How competitive is the astaxanthin 6mg niche?**
- 8 brands and 25 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in astaxanthin 6mg?**
- Top complaints mined from reviews: Dosage, Side Effects, Allergies. The return rate is 0.0%.
- **What does it cost to enter the astaxanthin 6mg niche?**
- Listings span $11.35–$32.43; the average listing price is $21.22 (sweet spot $15–$100). The average incumbent carries 2,513 reviews — the moat a new listing must climb.
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