Demineralized water ek tarah ka purified water hota hai jisme se sab mineral ions nikal diye jaate hain. Isse skincare aur cosmetic products mein primary solvent aur base ke taur par use hota hai. Yeh water-soluble ingredients ko dissolve karta hai aur doosre components ke liye medium provide karta hai jisse products ka texture aur consistency theek rahe.