Dipotassium phosphate ek potassium salt hai jo phosphoric acid se banaya jata hai. Cosmetics mein iska use mainly pH ko control karne aur balance karne ke liye hota hai, yani aapke product ko perfect pH level par rakhta hai. Ye ek mild emulsifier aur sequestrant bhi hai jo skincare products ko stable aur accha rakhne mein help karta hai.