HAIR COLORING IS MY DNA IMPORTANCE OF HAIR STRUCTURE
HAIR COLORING IS MY DNA 🟢ENROLL NOW CLASSES START NOVEMBER 1ST Hair structure plays a crucial role in determining its overall health, strength, and appearance. Composed primarily of keratin, a type of protein, the hair strand consists of three main layers: the cuticle, cortex, and medulla. The outermost layer, known as the cuticle, acts as […]
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