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Why Does Retin-A Cream Contain Isopropyl Myristate?
Why do they put a highly comedogenic ingredient in an acne treatment? Won't this clog the pores and cause further breakouts?
Asked 23 months ago by
6740star in LA
+2
Isopropyl myristate
Isopropyl myristate is an ingredient found in a number of cosmetic formulations. It serves as a thickening agent and an emollient.
Back in 1986 there was a study published in the Archives of Dermatology which demonstrated that isopropyl myristate had the propensity to clog pores in the rabbit ear assay ( hope that did not rile up the Norfolk-based PETA people). Around that time, if memory serves me right, Dr. Fulton came out with his list of...
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Virginia Beach Dermatologist
+1
Isopropyl myristate and Retin-A
This is essentially a common ingredient in many cosmeceuticals and funcitons as a skin conditioning agent that is added to lubricate the skin and act as a moisturizing agent or emolient. I assume that you, as well as I, were somewhat surprised to see the Wikipedia entry that describes it as a an additive to kill head lice.
