Hair Thickening Serum for Thinning Hair: Roll On Scalp Treatment with Rosemary Niacinamide & Salicylic Acid – Helps Reduce Hair Loss Due to Breakage Controls Oil – Korean Hair Care Metal Roller

["METAL ROLL-ON FOR TARGETED SCALP CARE No more messy droppers or uneven application. Our precision metal roller glides directly onto your scalp – perfect for hairlines, part lines, crowns, and temples. The massaging action helps stimulate circulation while the clear gel formula absorbs instantly without any sticky or greasy residue.","5 KEY INGREDIENTS – ROSEMARY + NIACINAMIDE + SALICYLIC ACID Dermatologist-tested formula: Rosemary leaf oil helps nourish follicles for healthier-looking hair. Niacinamide supports a balanced, non-irritated scalp. Salicylic acid gently exfoliates buildup and unclogs pores. Glycerin provides deep hydration. Tocopherol (Vitamin E) offers antioxidant protection. No parabens, no silicones, no sulfates.","HELPS REDUCE HAIR LOSS DUE TO BREAKAGE & CONTROL SCALP OIL In a consumer perception study with 50 participants after 4 weeks of daily use: 85% agreed hair looked thicker, 78% noticed less hair on pillow/brush, 82% reported reduced scalp oiliness. The salicylic acid and niacinamide work together to balance sebum production – without over-drying.","WATER-BASED GEL – LIGHTWEIGHT, FAST-ABSORBING, ZERO RESIDUE Our clear gel (Aqua + Glycerin base) glides on smoothly through the metal roller and disappears into your scalp in seconds. No heavy feel. No greasy buildup. No need to rinse. Apply morning or night – it layers easily under other hair products or on its own.","KOREAN HAIR CARE RITUAL – FOR MEN & WOMEN WITH THINNING HAIR Inspired by K-beauty scalp health. The roll-on design makes daily application effortless – ideal for receding hairlines, crown thinning, postpartum shedding, or general hair loss. A thoughtful self-care gift for anyone experiencing hair changes."]