At its core, bar soap is a product of , a chemical reaction where fats or oils (from plants or animals) are mixed with a strong alkali , typically sodium hydroxide (lye). This process creates molecules that are uniquely amphiphilic —meaning they have both a water-attracting (hydrophilic) end and a water-repelling (hydrophobic) end.
In recent years, bar soap has seen a resurgence as consumers prioritize choices. bar soap
: Despite its "green" reputation, bar soap can be more water-intensive to use in certain regions, as users often draw about 30% more hot water during the lathering process compared to liquid soap users. At its core, bar soap is a product