potassium carbonate
Worth a lookShows low returns (0.0%), but a small market ($44K/yr) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Review moat
Great171.1avg incumbent reviews — the moat a new listing must climb
Avg price
Great$20.48avg listing price — sweet spot $15–$100
Price range
Great$7.94–$114.99cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Great60%top-5 brand share — no brand owns this niche
Conversion
Good5.8%search→purchase rate — share of searches ending in a sale
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Quality gap
Bad4.7★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
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
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.Top potassium carbonate search terms
- potassium carbonate19K/yr
- potassium carbonate food grade12K/yr
- food grade potassium carbonate3K/yr
- potassium carbonate powder3K/yr
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.
All 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Potassium Carbonate (E501) - 1kg (2.2lb)
CCS CONSOLIDATED CHEMICAL & SOLVENTS$28.104.4★63 rev
Food Grade Potassium Carbonate - 6 Oz - Kansui Powder for Making Fresh Ramen Noodles - Type 4
Ramen Supply Company$16.714.6★27 rev
Potassium Carbonate Reagent Dense Granular 99% min. 500 Grams
ChemCenter$19.065.0★21 rev
Potassium Carbonate 2lb by Essencea Pure Bulk Ingredients | 100% Pure Potassium Powder for Plants and Supplements (32 Ounces)
Essencea$16.744.4★47 rev
Potassium Carbonate 454 Grams
FLAVORSandCOLOR.com$10.765.0★4 rev
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$10.0725 rev
mGanna 100% Potassium Bicarbonate (food grade) Powder 227g / 0.5lbs
mGanna$7.9418 rev
10oz Potassium Bicarbonate Pure Food Grade Potassium Bicarbonate Powder for Plants Cakes Winemaking Snacks Potassium Bicarbonate Baking Powder for Leavening Cookies and More
Limino$8.8063 rev
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$9.02127 rev
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$9.08190 rev
Trending
90-day click momentumPotassium Bicarbonate 11oz 100% Pure Food Grade Potassium Powder | Potassium Carbonate for Baking Plants Cakes Cookies Wine Making & Leavening Agent
TJINHEZ$10.074.7★
Prescribed for Life Potassium Carbonate Powder Natural USP Food Grade Potash for Plants Soap Supplements & More Pure Bulk Potassium Powder (5kg)
Prescribed For Life$114.995.0★
Potassium Carbonate / 8 Ounce Bottle / 99% Pure USP Food Grade/Fine Powder
Loudwolf$16.974.7★
Potassium Bicarbonate 2lb by Essencea Pure Bulk Ingredients | Electrolyte and Leavening | Pure & Undiluted Potassium Supplement
Essencea$19.274.0★
Potassium Carbonate 454 Grams
FLAVORSandCOLOR.com$10.765.0★
What buyers say about potassium carbonate
What buyers praise and complain about, mined from review topics.What buyers love
“Great product to have on hand”
“The price seems reasonable”
“just as described”
“Great for people on low sodium spots like me”
“Easy to Use”
“Good size”
“Great for baking”
“contains just one ingredient without unnecessary additives or fillers”
“Dissolves easily”
“works great as a leavening agent without affecting flavor”
What buyers complain about
“While the taste of the lemonade was affected slightly”
“The mildew has not advanced”
“in reality they mean nothing and it's marketing”
“No Nutrition Label: There is no nutrionsl label on this packet”
“Product was never stored in bicarbonate supportive storage area”
“I would not feel comfortable consuming this”
“The only down side is it is twice of the cost”
“Potassium bicarbonate is nothing more than baking soda”
“Wish it came in larger sizes”
“My only wish is that it had better directions”
Top return reasons
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.