What Does Toner Do to Hair? The Complete Science and Application Guide
Contents:Hair Toner: Not Optional, EssentialHow Toner Works on HairAmmonia-Free vs. Permanent TonersWhat Toner Does: The Practical ResultsNeutralising Brassy and Yellow TonesCreating Ash and Silver TonesExtending the Life of Colour TreatmentsThe Sustainability Question: Choosing Responsible ToningWhen to Apply Toner and How OftenTiming After Bleaching or LighteningMaintenance FrequencySeasonal Con…