“Via definition, alcohol is a basic time period for a natural compound with an oxygen atom [attached] to the hydrogen atom,” explains Frey. Within the chemistry global, this is known as a hydroxyl team (-OH). Thus, so long as a compound has a hydroxyl team, it is referred to as alcohol.
When maximum people bring to mind “alcohol,” we are in fact pondering of 1 kind: easy alcohol. Those are skinny, water-like components that may dissolve fat and lipids, says Frey. They may be able to additionally worsen the outside at top concentrations, which is why many other folks steer clear of merchandise containing alcohol. “Examples of straightforward alcohols come with ethyl alcohol or isopropyl alcohol, [also known as] rubbing alcohol,” notes Frey.
After which there may be fatty alcohols, that have extra advanced chemical buildings than easy alcohols. This structural distinction leads to completely other houses. Fatty alcohols are in most cases oily and waxy, now not drying, and usually used as emulsifiers, says Frey. Cetearyl alcohol is a kind of alcohol.
So, about that “alcohol-free” label. In line with the Food and Drug Administration (FDA), “alcohol-free” refers back to the loss of ethyl alcohol—now not alcohol typically. Fatty alcohols (like Cetearyl alcohol) are honest recreation.