---
title: "Potassium Carbonate — $44K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/potassium-carbonate"
last_updated: "2026-08-09T17:35:15.033Z"
locale: en
meta:
description: "Niche score 51/100 · $44K/yr market · 37K searches/yr · $20.48 avg price. A small market ($44K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $44K/yr market · 37K searches/yr · $20.48 avg price. A small market ($44K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Potassium Carbonate — $44K/yr Amazon US Niche (2026) - Flapen"
---
# **potassium carbonate**
**Worth a look**
Shows low returns (0.0%), but a small market ($44K/yr) keeps it on the watch list.
Market size 11Growth 20Conversion 65Competition 45Returns 100Price range 79Avg price 89Brand share 75Review moat 91Quality gap 22
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****171.1**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$20.48**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$7.94–$114.99**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****60%**
top-5 brand share — no brand owns this niche
**Conversion**
**Good****5.8%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****58%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-10.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$44K**
$44K/yr · 37K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, potassium carbonate is a $44K/yr Amazon United States market (37K searches/yr). The top 5 brands hold 60% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **potassium carbonate market data**
- **Units sold / yr**
- **3K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$51K–$61K**
- units × avg price
- **Conversion rate**
- **5.8%**
- **Avg BSR**
- **#201**
- **Page quality**
- **0%**
- **Prime**
- **76%**
- **Sponsored**
- **67%**
- **Out of stock**
- **9.0%**
- **Avg brand age**
- **84 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**19 **▲rising
**Sellers**
**21**
**Top-5 brand share**
**60%**
Top 20: 100%
**Top-5 click share**
**58%**
Top 20: 99%
**Open market**
**33%**
- CCS CONSOLIDATED CHEMICAL & SOLVENTS15% - Essencea12% - Ramen Supply Company12% - ChemCenter11% - FLAVORSandCOLOR.com10% - Loudwolf7%
## **Demand**
Weekly Amazon search volume, last 17 weeks — -10.6% search growth over the last 90 days.
2K1KPrime Day '26Apr '26Apr '26May '26May '26May '26Jun '26Jun '26Jul '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/potassium-carbonate/trend)
## **Top potassium carbonate search terms**
- **potassium carbonate**19K/yr+4.5%4.7% conv. - **potassium carbonate food grade**12K/yr-20.8%7.7% conv. - **food grade potassium carbonate**3K/yr-31.8%7.4% conv. - **potassium carbonate powder**3K/yr-12.7%5.1% conv. [**All search terms **](https://flapen.com/research/us/health-household/potassium-carbonate/search-terms)
## **Top potassium carbonate 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%4%$2K8%$4K12%$5K16%$7K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Potassium Carbonate (E501) - 1kg (2.2lb)**CCS CONSOLIDATED CHEMICAL & SOLVENTS**$28.10**4.4★63 rev](https://www.amazon.com/dp/B009GAHL8Y) [2**Food Grade Potassium Carbonate - 6 Oz - Kansui Powder for Making Fresh Ramen Noodles - Type 4**Ramen Supply Company**$16.71**4.6★27 rev](https://www.amazon.com/dp/B0C29XJJ96) [3**Potassium Carbonate Reagent Dense Granular 99% min. 500 Grams**ChemCenter**$19.06**5.0★21 rev](https://www.amazon.com/dp/B00W2UCX24) [4**Potassium Carbonate 2lb by Essencea Pure Bulk Ingredients | 100% Pure Potassium Powder for Plants and Supplements (32 Ounces)**Essencea**$16.74**4.4★47 rev](https://www.amazon.com/dp/B0CBS1B2G7) [5**Potassium Carbonate 454 Grams**FLAVORSandCOLOR.com**$10.76**5.0★4 rev](https://www.amazon.com/dp/B00G2JYXO2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Potassium Bicarbonate 11oz 100% Pure Food Grade Potassium Powder | Potassium Carbonate for Baking Plants Cakes Cookies Wine Making & Leavening Agent**TJINHEZ**$10.07**25 rev3mo ago](https://www.amazon.com/dp/B0GV3MKNSJ) [**mGanna 100% Potassium Bicarbonate (food grade) Powder 227g / 0.5lbs**mGanna**$7.94**18 rev1y ago](https://www.amazon.com/dp/B0DPQBTPTR) [**10oz Potassium Bicarbonate Pure Food Grade Potassium Bicarbonate Powder for Plants Cakes Winemaking Snacks Potassium Bicarbonate Baking Powder for Leavening Cookies and More**Limino**$8.80**63 rev1y ago](https://www.amazon.com/dp/B0DJR1JT9Q) [**10oz Potassium Bicarbonate - 100% Pure Potassium Bicarbonate Powder for Plants Cakes Winemaking Leavening Food Grade Natural Baking Soda Leavening Agent for Baking Snacks Cookies**YumCraft**$9.02**127 rev1y ago](https://www.amazon.com/dp/B0DGFR9HFZ) [**Potassium Bicarbonate 10oz - 100% Pure Potassium Bicarbonate Powder for Plants Cakes Wine Making Leavening - Food Grade Potassium Bicarbonate Powder Leavening Agent for Baking Cookies Snacks**DecorRom**$9.08**190 rev1y ago](https://www.amazon.com/dp/B0DBHTYMLL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Potassium Bicarbonate 11oz 100% Pure Food Grade Potassium Powder | Potassium Carbonate for Baking Plants Cakes Cookies Wine Making & Leavening Agent**TJINHEZ**$10.07**4.7★**▲ 240%**](https://www.amazon.com/dp/B0GV3MKNSJ) [**Prescribed for Life Potassium Carbonate Powder Natural USP Food Grade Potash for Plants Soap Supplements & More Pure Bulk Potassium Powder (5kg)**Prescribed For Life**$114.99**5.0★**▲ 168%**](https://www.amazon.com/dp/B07CZ1YVH1) [**Potassium Carbonate / 8 Ounce Bottle / 99% Pure USP Food Grade/Fine Powder**Loudwolf**$16.97**4.7★**▲ 113%**](https://www.amazon.com/dp/B08955H2QN) [**Potassium Bicarbonate 2lb by Essencea Pure Bulk Ingredients | Electrolyte and Leavening | Pure & Undiluted Potassium Supplement**Essencea**$19.27**4.0★**▲ 112%**](https://www.amazon.com/dp/B0CGX88QT9) [**Potassium Carbonate 454 Grams**FLAVORSandCOLOR.com**$10.76**5.0★**▲ 104%**](https://www.amazon.com/dp/B00G2JYXO2)
**~~View all trending →~~**
## **What buyers say about potassium carbonate**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“Great product to have on hand”*
**Value For Money**8%
*“The price seems reasonable”*
**Advertised Vs Actual Product**7%
*“just as described”*
**Salt Content**7%
*“Great for people on low sodium spots like me”*
**Ease Of Use**7%
*“Easy to Use”*
**Size-Overall**5%
*“Good size”*
**Baking**4%
*“Great for baking”*
**Ingredients-Overall**4%
*“contains just one ingredient without unnecessary additives or fillers”*
**Solubility**4%
*“Dissolves easily”*
**Flavor**4%
*“works great as a leavening agent without affecting flavor”*
### **What buyers complain about **
**Taste-Overall**12%
*“While the taste of the lemonade was affected slightly”*
**Contamination**9%
*“The mildew has not advanced”*
**Advertised Vs Actual Product**9%
*“in reality they mean nothing and it's marketing”*
**Nutritional Content**9%
*“No Nutrition Label: There is no nutrionsl label on this packet”*
**Storage Capacity**6%
*“Product was never stored in bicarbonate supportive storage area”*
**Comfort-Overall**6%
*“I would not feel comfortable consuming this”*
**Value For Money**6%
*“The only down side is it is twice of the cost”*
**Salt Content**5%
*“Potassium bicarbonate is nothing more than baking soda”*
**Size-Overall**2%
*“Wish it came in larger sizes”*
**Instructions/User Manual/Troubleshooting**1%
*“My only wish is that it had better directions”*
### **Top return reasons **
**Defective Material/Parts**100%
## **Common questions**
- **Is potassium carbonate profitable to sell on Amazon United States?**
- The niche generates $44K/yr across 21 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -10.6%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the potassium carbonate niche?**
- 19 brands and 21 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 60% of demand.
- **What do buyers complain about in potassium carbonate?**
- Top complaints mined from reviews: Taste-Overall, Contamination, Advertised Vs Actual Product. The return rate is 0.0%.
- **What does it cost to enter the potassium carbonate niche?**
- Listings span $7.94–$114.99; the average listing price is $20.48 (sweet spot $15–$100). The average incumbent carries 171 reviews — the moat a new listing must climb.
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