---
title: "Blue Green Algae — $58K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/blue-green-algae"
last_updated: "2026-08-10T16:12:34.541Z"
locale: en
meta:
description: "Niche score 48/100 · $58K/yr market · 26K searches/yr · $24.53 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $58K/yr market · 26K searches/yr · $24.53 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Blue Green Algae — $58K/yr Amazon US Niche (2026) - Flapen"
---
# **blue green algae**
**Skip it**
A small market ($58K/yr) — this niche doesn't clear our bar today.
Market size 15Growth 33Conversion 84Competition 26Returns 100Price range 80Avg price 95Brand share 38Review moat 69Quality gap 25
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$24.53**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****9.2%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Great****$6.97–$49.24**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****748.2**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****82%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+6.4%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$58K**
$58K/yr · 26K searches
According to Flapen's Amazon United States niche tracking, blue green algae is a $58K/yr Amazon United States market (26K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Aug–Sep. Verdict: Skip it — 48/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **blue green algae market data**
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$49K–$61K**
- units × avg price
- **Conversion rate**
- **9.2%**
- **Avg BSR**
- **#1,218**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **73%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **99 months**
- **Avg seller age**
- **176 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▼falling
**Sellers**
**20**
**Top-5 brand share**
**82%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**13%**
- American Health29% - PURE SYNERGY20% - Source Naturals12% - Carlyle11% - Triquetra Health10% - Teraputics5% - Open — no brand owns it (5 brands, 13%)
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +6.4% search growth over the last 90 days.
4K3KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep · busiest ÷ quietest = 4.3×
[**Open Trend **](https://flapen.com/research/us/health-household/blue-green-algae/trend)
## **Top blue green algae search terms**
- **blue green algae**17K/yr+13.1%6.2% conv. - **blue green algae supplement**7K/yr+5.1%8.2% conv. - **klamath blue green algae**2K/yr-42.9%11.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/blue-green-algae/search-terms)
## **Top blue green algae 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%$6K20%$12K30%$17K40%$23K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**American Health Klamath Shores Blue Green Algae Capsules - Fresh Water Phytonutrient-Rich Algae Superfood Supplement - Pesticide-Free - 120 Total Servings**American Health**$25.08**4.6★686 rev](https://www.amazon.com/dp/B000NJQD2W) [2**PURE SYNERGY Blue-Green Algae Capsules | Superfood with Chlorophyll | Organic Superfood Supplement from AFA Blue Green Algae | Supports Energy Mental Clarity and Detoxification (90 Capsules)**PURE SYNERGY**$35.67**4.6★364 rev](https://www.amazon.com/dp/B008HFPK6Y) [3**Organic Spirulina & Chlorella Tablets 4 Organic Certifications Raw Non-Irradiated 50/50 Blue Green Algae Blend Antioxidant Content Equal to 5 Servings of Vegetables (120 Tablets)**Triquetra Health**$23.27**4.6★687 rev](https://www.amazon.com/dp/B01LBD9Q6I) [4**Carlyle Chlorella Tablets | 200 Count | 250 mg | Organic Blue Green Algae**Carlyle**$8.02**4.5★286 rev](https://www.amazon.com/dp/B0BGT4QL8C) [5**Source Naturals Blue Green Algae from Klamath Lake - Algae Superfood Supplement 500 mg - 200 Tablets**Source Naturals**$40.79**4.6★341 rev](https://www.amazon.com/dp/B000GFHPNO)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Pure Hawaiian Blue Green Spirulina Powder Capsules - 470mg Capsules 100 Pills Non GMO Natural**Complete Natural Products**$12.98**29 rev2y ago](https://www.amazon.com/dp/B0CJGRHRS3) [**Carlyle Chlorella Tablets | 200 Count | 250 mg | Organic Blue Green Algae**Carlyle**$8.02**286 rev3y ago](https://www.amazon.com/dp/B0BGT4QL8C) [**Organic Spirulina and Chlorella Capsules Chlorophyll Pills & Blue Green Algae to Support Powerful Detox Energy & A Healthy Immune System 3X More Chlorella Spirulina Powder/Serving 90 Ct**Teaveli**$14.66**1,861 rev3y ago](https://www.amazon.com/dp/B0BBSG7C74) [**Organic Blue Spirulina Powder (Phycocyanin Extract) 60 Servings - No Fishy Smell 100% Vegan Protein from Blue-Green Algae Natural Luminous Food Coloring for Smoothies Baking Drinks & Cooking**Micro Ingredients**$28.77**1,943 rev4y ago](https://www.amazon.com/dp/B0B2379WMW) [**Carlyle Organic Spirulina Powder 2.2 lbs | Blue Green Algae | 8000mg**Carlyle**$31.28**983 rev5y ago](https://www.amazon.com/dp/B08T1T25SZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Pure Hawaiian Blue Green Spirulina Powder Capsules - 470mg Capsules 100 Pills Non GMO Natural**Complete Natural Products**$12.98**4.5★**▲ 224%**](https://www.amazon.com/dp/B0CJGRHRS3) [**Carlyle Organic Spirulina Powder 2.2 lbs | Blue Green Algae | 8000mg**Carlyle**$31.28**4.5★**▲ 31%**](https://www.amazon.com/dp/B08T1T25SZ) [**PURE SYNERGY Blue-Green Algae Powder | Superfood Powder with Chlorophyll | Organic AFA Blue Green Algae Supplement | Supports Energy Mental Clarity and Detoxification (3.2 oz.)**PURE SYNERGY**$49.24**4.7★**▲ 28%**](https://www.amazon.com/dp/B00OQLMUDO) [**Piping Rock Chlorella | 1000mg | 120 Tablets**Piping Rock**$6.97**4.7★**▲ 22%**](https://www.amazon.com/dp/B00NI7H0BE) [**Chlorella Spirulina Powder Capsules 3000 mg of BMAA Free Purest Blue Green Algae - Best Natural Detox Raw Vegan Vitamins Protein Green Superfood - Made in USA**HCL HERBAL CODE LABS**$23.17**4.7★**▲ 17%**](https://www.amazon.com/dp/B076VWP277)
**~~View all trending →~~**
## **What buyers say about blue green algae**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**32%
*“the quality feels very clean”*
**Nutritional Content**7%
*“It's in my top 3 nutrients”*
**Advertised Vs Actual Product**7%
*“As described”*
**Vitamin**6%
*“Easy supplement to take for my enhanced well-being”*
**Value For Money**5%
*“Great value”*
**Skin Health**5%
*“this combo does amazing things for the body”*
**Energy Level**4%
*“Very happy with the product that could be energy”*
**Side Effects**4%
*“Not bad no nausea I will need bloodwork to see if all these pills have a good effect on me”*
**Allergies**3%
*“My allergy symptoms disappear when I take these supplements”*
**Blood Sugar Level**2%
*“casues low blood sugar”*
### **What buyers complain about **
**Size-Overall**15%
*“This product is great; however, the container has become significantly larger while still containing the same amount of spirulina”*
**Value For Money**12%
*“The price of your container went up $8.50 in a year”*
**Dosage**12%
*“I admittedly haven't worked up to the suggested daily dose”*
**Salt Content**10%
*“Tastes salty”*
**Smell**4%
*“the scent here was not too strong for me”*
**Acid Regulator/Stomach Ache Relief**3%
*“Made me very sick to my stomach”*
**Vitamin**3%
*“it kept returning every time I started back taking this supplement”*
**Nutritional Content**3%
*“Does not strip nutrients from your body either”*
**Side Effects**3%
*“Made me very sick to my stomach”*
**Solubility**3%
*“It also does not mix well at all”*
## **Common questions**
- **Is blue green algae profitable to sell on Amazon United States?**
- The niche generates $58K/yr across 15 tracked products. 90-day search growth is +6.4%. Flapen's verdict: Skip it (48/100).
- **How competitive is the blue green algae niche?**
- 11 brands and 20 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 82% of demand.
- **What do buyers complain about in blue green algae?**
- Top complaints mined from reviews: Size-Overall, Value For Money, Dosage. The return rate is 0.0%.
- **When does demand for blue green algae peak?**
- Demand peaks in Aug–Sep; the busiest month runs 4.3× the quietest.
- **What does it cost to enter the blue green algae niche?**
- Listings span $6.97–$49.24; the average listing price is $24.53 (sweet spot $15–$100). The average incumbent carries 748 reviews — the moat a new listing must climb.
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