Mariano Hairdresser asks…The big trend is ammonia free hair coloring with an advertisement for being environmental free, less “HARSH” chemicals, More “NATURAL” and organic, green fresh air, none toxic, etc. the marketing extend so much that it becomes scientifically misleading to the general public and hairdressers off course whom believe anything the brands say and [...] Read more: how-does-ammonia-free-hair-color-work