Permanent Hair Colour

Grey roots growing beneath permanently coloured hair

Why Do Grey Roots Reappear After Permanent Hair Colour?

Dr. Soma Datta / September 17, 2026

Seeing grey roots again does not necessarily mean your permanent hair colour has faded. Learn how to distinguish newly grown grey hair from fading colour and why permanent colouring eventually becomes a root touch-up process.

Grey Hair, Grey Roots, Hair Colour, Permanent Hair Colour

Comparison of temporary, semi-permanent and permanent hair colour

Hair Care

What Is the Difference Between Temporary, Semi-Permanent and Permanent Hair Colour?

Dr. Soma Datta / September 17, 2026

Temporary, semi-permanent and permanent hair colours behave differently depending on how deeply the colour sits in the hair. Learn why some colours wash away, others gradually fade, and permanent colour can remain even when new grey roots appear.

Hair Colour, Herbal Hair Dye, Permanent Hair Colour, Semi-Permanent Hair Colour