Hair care is moving beyond traditional hair-focused solutions as consumers seek more targeted, science-backed treatments. Five key trends, including scalp health, the microbiome, hair diversity, personalization, and longevity, are shaping the sector. Advances in biotechnology, diagnostics, and AI are enabling brands to better address individual hair and scalp needs, while the growing focus on the scalp reflects a broader shift toward holistic care. Together, these trends are driving innovation and creating new opportunities across the global hair care market.