PETROLATUM AS AN OCCLUSIVE
Hello all! I have been trying to formulate a moisturizer for Normal/combination skin and I know petrolatum is the gold standard when it comes to controlling trans epidermal water loss but I also know it can cause closed comedones for oily-acne prone skin. However I have a very limited data when it comes to combination skin type.
My formulation consists:
But I am unable to choose between Dimethicone and Petrolatum for occlusives and if petrolatum can be used what could be the ideal percentage.
I would appreciate some help here.
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