---
title: "Spirulina Tablet — $157K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/spirulina-tablet"
last_updated: "2026-08-11T05:05:14.048Z"
locale: en
meta:
description: "Niche score 52/100 · $157K/yr market · 70K searches/yr. A deep review moat (4,045 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · $157K/yr market · 70K searches/yr. A deep review moat (4,045 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Spirulina Tablet — $157K/yr Amazon US Niche (2026) - Flapen"
---
# **spirulina tablet**
**Worth a look**
Shows low returns (0.1%), but a deep review moat (4,045 avg reviews) keeps it on the watch list.
Market size 33Growth 38Conversion 79Competition 46Returns 100Price range 70Avg price 95Brand share 42Review moat 25Quality gap 30
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$28.19**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****7.9%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.82–$126.95**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****57%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+10.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$157K**
$157K/yr · 70K searches
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,045.21**
avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, spirulina tablet is a $157K/yr Amazon United States market (70K searches/yr). The top 5 brands hold 80% of demand. Verdict: Worth a look — 52/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **spirulina tablet market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$169K–$226K**
- units × avg price
- **Conversion rate**
- **7.9%**
- **Avg BSR**
- **#231**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **74%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **82 months**
- **Avg seller age**
- **171 days**
## **Competition & brand share**
The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **—flat
**Sellers**
**28**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**57%**
Top 20: 100%
**Open market**
**14%**
- Micro Ingredients33% - NOW Foods17% - Carlyle12% - Sunlit Best Green Organics9% - Nutrex Hawaii9% - Probase Nutrition7% - Open — no brand owns it (5 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +10.6% search growth over the last 90 days.
2K1KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/health-household/spirulina-tablet/trend)
## **Top spirulina tablet search terms**
- **spirulina tablets**56K/yr+11.7%6.7% conv. - **spirulina tablets organic**8K/yr+1.2%7.3% conv. - **spirulina tablet**3K/yr-7.1%4.6% conv. - **organic burst spirulina**3K/yr+50.5%1.6% conv. - **organic spirulina tablet**2K/yr-1.6%3.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/spirulina-tablet/search-terms)
## **Top spirulina tablet 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%$16K20%$31K30%$47K40%$63K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 19 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Micro Ingredients Organic Spirulina Supplement 720 Tablets (4 Month Supply) No Filler & Non-GMO Rich in Vegan Protein Vitamins & Prebiotics Premium Spirulina Pills**Micro Ingredients**$25.30**4.6★9,946 rev](https://www.amazon.com/dp/B01DPW5DC4) [2**NOW Foods Supplements Certified Organic Spirulina 1000 mg (Double Strength) Rich in Beta-Carotene (Vitamin A) and B-12 with naturally occurring GLA 120 Tablets**NOW Foods**$12.63**4.6★8,154 rev](https://www.amazon.com/dp/B00HCBN674) [3**Carlyle Organic Spirulina Tablets | 3500mg | 500 Count**Carlyle**$14.42**4.6★1,524 rev](https://www.amazon.com/dp/B0C5N7WMJF) [4**Sunlit Best Spirulina Tablets - Organic Spirulina Tablets USDA Premium 1000 Count - Natural Spirulinas Organic Burst for Immune Support Antioxidants Energy Boost w/Chlorophyll - High Protein Non GMO**Sunlit Best Green Organics**$31.65**4.5★645 rev](https://www.amazon.com/dp/B00TQ9ZKPG) [5**Probase Nutrition Organic Spirulina Supplement 3000MG 720 Tablets**Probase Nutrition**$22.43**4.5★363 rev](https://www.amazon.com/dp/B09HSNYVGH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Micro Ingredients Organic Spirulina Chlorella Mini Tablets 2 500 Tablets (8 Month Supply) | 50/50 Algae Blend | No Fillers Non-GMO**Micro Ingredients**$26.72**478 rev1y ago](https://www.amazon.com/dp/B0F3GG32FF) [**NOW Foods Organic Spirulina 1000mg Tablets - 300 Count - Non-GMO Super Green Whole Food Supplement - Double Strength**NOW Foods**$29.74**8,154 rev3y ago](https://www.amazon.com/dp/B0CB96KGXW) [**Carlyle Organic Chlorella Spirulina Tablets | 1300 Count | 50/50 Blend**Carlyle**$19.61**522 rev3y ago](https://www.amazon.com/dp/B0C6YNWB5P) [**Piping Rock Chlorella Spirulina Organic | 500 Tablets**Piping Rock**$11.15**357 rev3y ago](https://www.amazon.com/dp/B0C6VXLN26) [**Carlyle Organic Spirulina Tablets | 3500mg | 500 Count**Carlyle**$14.42**1,524 rev3y ago](https://www.amazon.com/dp/B0C5N7WMJF)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NOW Supplements Organic Spirulina 500 mg with Vitamins Minerals and GLA (Gamma-Linolenic Acid) 100 Tablets**NOW Foods**$5.82**4.6★**▲ 96%**](https://www.amazon.com/dp/B00028M616) [**Sunlit Best Spirulina Tablets - Organic Spirulina Tablets USDA Premium 500 Count - Natural Spirulinas Organic Burst for Immune Support Muscle Growth Energy Boost w/Chlorophyll - High Protein Non GMO**Sunlit Best Green Organics**$16.90**4.5★**▲ 71%**](https://www.amazon.com/dp/B0BS8PDB5Q) [**Piping Rock Chlorella Spirulina Organic | 500 Tablets**Piping Rock**$11.15**4.5★**▲ 54%**](https://www.amazon.com/dp/B0C6VXLN26) [**Carlyle Organic Chlorella Spirulina Tablets | 1300 Count | 50/50 Blend**Carlyle**$19.61**4.6★**▲ 44%**](https://www.amazon.com/dp/B0C6YNWB5P) [**NOW Foods Supplements Certified Organic Spirulina 1000 mg (Double Strength) Rich in Beta-Carotene (Vitamin A) and B-12 with naturally occurring GLA 120 Tablets**NOW Foods**$12.63**4.6★**▲ 41%**](https://www.amazon.com/dp/B00HCBN674)
**~~View all trending →~~**
## **What buyers say about spirulina tablet**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**15%
*“Great quality, clean ingredients”*
**Energy Level**10%
*“Lots of energy”*
**Nutritional Content**9%
*“Good supplements”*
**Value For Money**7%
*“Well worth the price”*
**Vegan/Organic**7%
*“Organic vitamins”*
**Ease Of Use**6%
*“These tablets are easy to take”*
**Vitamin**4%
*“I love this vitamin”*
**Detoxification**4%
*“Great detox”*
**Advertised Vs Actual Product**4%
*“Excellent product, as advertised”*
**Ease Of Chewing/Swallowing**4%
*“Easy to swallow”*
### **What buyers complain about **
**Dosage**9%
*“The dosage is just too much to swallow”*
**Quality-Overall**6%
*“I would rather pay extra to have better quality spirulina that doesn't have the cancer risk on the packaging”*
**Smell**6%
*“smells horrible on the way out”*
**Acid Regulator/Stomach Ache Relief**5%
*“I feel uneasy in my stomach or i throw up”*
**Size-Overall**5%
*“they are small”*
**Functionality-Overall**5%
*“Didn't work”*
**Side Effects**4%
*“Made me so sick”*
**Advertised Vs Actual Product**4%
*“False Advertising”*
**Taste-Overall**3%
*“The taste is awful”*
**Allergies**3%
*“Adverse reaction”*
### **Top return reasons **
**Advertised Vs Actual Product**35%
**Dosage**15%
**Value For Money**8%
**Smell**8%
**Size-Overall**7%
**Heart Health**4%
**Functionality-Overall**4%
**Nutritional Content**3%
**Acid Regulator/Stomach Ache Relief**2%
**Focus Enhancement**2%
## **Common questions**
- **Is spirulina tablet profitable to sell on Amazon United States?**
- The niche generates $157K/yr across 19 tracked products. 90-day search growth is +10.6%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the spirulina tablet niche?**
- 11 brands and 28 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in spirulina tablet?**
- Top complaints mined from reviews: Dosage, Quality-Overall, Smell. The return rate is 0.1%.
- **When does demand for spirulina tablet peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the spirulina tablet niche?**
- Listings span $5.82–$126.95; the average listing price is $28.19 (sweet spot $15–$100). The average incumbent carries 4,045 reviews — the moat a new listing must climb.
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