“Does box dye damage hair?” Yes! Box dye is not formulated to the same standard as professional hair colour. ... Box dyes often say they contain moisturising ingredients or are 'ammonia-free'. However, even these usually contain PPDs, salts and other chemicals that will damage hair, especially with repeated use.Jan 28, 2021
How long does Ion permanent hair color last?
about two weeks
Is ion good for colored hair?
ion™ Color Defense™ Sulfate-free Shampoo gently cleanses and strengthens color-treated hair while helping to increase the life of your hair color, preventing color fade and protecting hair from heat-styling and environmental damage.