
How do natural hair dyes compare to synthetic ones for textured hair?
Natural hair dyes typically coat textured strands, offering gentler color and conditioning, while synthetic dyes penetrate for intense, lasting shades with potential for more impact.

What plant materials colored hair in ancient times?
Ancient civilizations colored hair using plant materials like henna, indigo, walnut hulls, and chamomile, often integrating these practices into cultural rituals and personal expression.

Which hair care ingredients are most likely to irritate the scalp?
Common scalp irritants in hair care products include harsh sulfates, synthetic fragrances, certain preservatives, and hair dye chemicals.