Yuliia Biriukova

PREDICTIVE ASSESSMENT OF HAIR STRUCTURAL CONDITION AS THE BASIS FOR PERSONALIZED SELECTION OF COLORING TECHNOLOGY

The global hair color market reached USD 28.1 billion in 2025 and continues to expand, yet a substantial proportion of coloring failures, including uneven pigment deposition, accelerated color fade, and fiber breakage, can be traced to the absence of structured pre-service struct...