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Optiphen Preservative Explained: Phenoxyethanol + Caprylyl Glycol for Cosmetic Formulation Optiphen is one of the most commonly searched cosmetic preservatives. Many makers hear the name early in thei … read more

Optiphen Plus Explained: Phenoxyethanol, Caprylyl Glycol, and Sorbic Acid in Cosmetic Formulation Optiphen Plus is one of the most talked about cosmetic preservatives among makers who want stronger ye … read more

Cosmetic Preservatives Explained: A Complete, Practical Guide for Makers If you are learning how to make skincare, hair care, or body care products, preservatives are one of the most important topics … read more