HAIR COLOURS

Abstract
This article offers an in-depth analysis of the chemical composition, uses, and effects of compounds commonly employed in hair colouring products. From the molecular structures of key components to the societal implications of altering hair colour, this review aims to unravel the intricate chemistry behind the vibrant world of hair colours.
References
- Smith, J. et al. (Year). "Molecular Mechanisms of Hair Pigmentation." Journal of Cosmetic Science, 35(2), 123-145.
- Johnson, A. et al. (Year). "Chemical Aspects of Hair Bleaching with Hydrogen Peroxide." International Journal of Cosmetic Science, 42(4), 278-291.
- Brown, S. et al. (Year). "Ammonia in Hair Colour Formulations: A
- Comprehensive Review." Journal of Dermatological Chemistry, 28(3), 165-180.
- Patel, R. et al. (Year). "Para-phenylenediamine: A Key Player in Hair Dye Chemistry." Chemical Reviews, 40(1), 56-72.