I-Hydroxypropyl methylcellulose (HPMC) iyisithako sokudla esisebenziseka ngezindlela eziningi esithuthukisa ikhwalithi kanye nokuthungwa kwe-ayisikhilimu. Isebenza njengesiqinisi, isiqinisi, kanye ne-emulsifier, inikeza izinzuzo eziningi ezithuthukisa ulwazi lwabathengi jikelele.