Used in cosmetics as a buffering agent and pH adjuster
【Potassium Phosphate】
Rating: GOOD
Categories: pH Adjuster/Stabilizer
Potassium phosphate is a combination of the salt of potassium and phosphorus used in the form of phosphate. This chemical is naturally occurring in the human body, where it is used for repair and growth of cells and tissues.
The potassium phosphate used in skin care products is synthetically produced and primarily used in cosmetics to adjust (buffer) the formula’s pH value, keeping it in the acidic range. It has been ruled safe as used in cosmetics.
https://www.paulaschoice.com/ingredient-dictionary/ingredient-potassium-phosphate.html