Glamourous Face Spa Line Biotin & Keratin Hair Thickening Serum (100ml, SPL-1015) is a specially formulated serum designed to enhance hair thickness and promote overall hair health. Enriched with biotin and keratin, this serum works to strengthen hair follicles and reduce breakage, resulting in fuller, thicker hair. The lightweight formula absorbs quickly without leaving any residue, making it perfect for daily use. Biotin nourishes the hair from within, while keratin provides a protective barrier, smoothing the hair cuticle and adding shine. Ideal for all hair types, this serum helps to improve manageability and reduce frizz, making styling easier and more effective.