Potassium Carbonate
Potassium Carbonate is a cosmetic ingredient used as a buffering agent. It is used in 20 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex). PubMed carries 11 studies of its skin or topical use.
| INCI name | POTASSIUM CARBONATE |
| Function | BUFFERING |
| CAS number | 584-08-7 |
| EC number | 209-529-3 |
| Prevalence | 20 products (0.02% of dataset) |
| Most used in | Skincare |
| EU status | Restricted (annex ) |
| Scientific studies | 11 on PubMed (skin/cosmetic/topical) |
| Monthly searches | 8,100 |
Used in
Body Lotions 20%Face Cleansers 20%General Moisturizers 10%Serums 10%Body Scrubs 5%Body Washes 5%
Frequently asked
- What does Potassium Carbonate do in skincare?
- Potassium Carbonate functions as a buffering agent in cosmetic formulas.
- Is Potassium Carbonate allowed in cosmetics?
- Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
- What products contain Potassium Carbonate?
- It is most commonly found in Skincare products, especially body lotions (20% of its uses).
Manufacturers with experience using Potassium Carbonate
Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.