Dr. Groot Bond Fortifying Hair Care Serum with Keratin & Silk Protein, Korean, Professional Bonding System, Clinically Proven to Instant Repair and Thicken Dry, Thin, Damaged Hair

#1 Korean Hair Care Brand for Hair Thickening (Data source - Nielsen 2023) Salon-quality formula infused with keratin and silk protein Suitable for all hair types and textures Clinically proven to repair and measurably thicken the look of hair in just one use* *Based on an in-house clinical test of hair tress using all Professional Bonding System products together: Shampoo, Keratin Water Treatment, Conditioner, Instant Repair Serum. Great for dry, damaged hair Delicate scent of white floral musk