Emollients are necessarily included in the fatty phase of a cosmetic product. Emollient in English means "softening agent", which fully reflects its main task - to soften the skin.
In general, a compound is considered "biologically active" if it is capable of interfering with the vital functions of skin cells or being involved in biochemical processes occurring in the extracellular matrix.
Preservatives must provide protection of the cream from a wide range of organisms (bacteria, fungi) for a long time. Cosmetics are used for several months (or even years), so the content of preservatives is the storage conditions...
Fragrances and preservatives - substances whose content in cosmetics is negligible - cause great concern among consumers. Therefore, in order to convince buyers of the safety of their products, some companies put the mark "fragrance-free" and/or "preservative-free" on cosmetic products.
When two immiscible media (water and oil) are mixed, a very unstable system is formed. At the first opportunity, it tries to separate into its constituent components.
The share of biologically active components in cosmetics is several percent (and sometimes even fractions of a percent). Therefore, when opening a jar of cosmetics, we see first of all the base, and it is this that is applied to our skin.
