Emulsions account for around 90% of cosmetic products. Foundation, hand or body cream, conditioner. Simple water-in-oil, oil-in-water or even multiple emulsions, what is their future from a technical and scientific point of view? Many trends exist, but this article will focus mainly on nanoemulsions and solid emulsions.
As a reminder, an emulsion is made up of an external (or continuous) phase encompassing an internal (or dispersed/discontinuous) phase. For example, water droplets in oil.