Herbal Plants and Their Applications in Cosmeceuticals: A Comprehensive Review

Cosmeceuticals represent a rapidly evolving category bridging cosmetics and pharmaceuticals, incorporating biologically active ingredients for therapeutic skin benefits. Herbal plants provide rich sources of phytochemicals, including polyphenols, terpenoids, alkaloids, and vitamins that exhibit antioxidant, anti-inflammatory, antimicrobial, and anti-aging properties. This review comprehensively examines commonly used herbal species, their botanical classifications, bioactive components, and mechanisms of action in skin and hair care applications. Modern formulation strategies utilizing advanced extraction methods, nanotechnology-based delivery systems, and standardization protocols enhance efficacy and stability. Despite promising therapeutic potential, challenges persist regarding safety evaluations, regulatory compliance, quality control, and clinical validation. Future perspectives emphasize emerging botanicals, nanomedicine integration, and evidence-based research for sustainable cosmeceutical development.