Unlock the secret to thicker, fuller hair with Nioxin Diaboost Hair Thickening Serum, proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer (with daily use). Key benefits:- Enhances the appearance of fuller, thicker hair- Boosts the diameter of each individual hair strand, creating a voluminous and thicker look- Strengthens and protects the hair, reducing breakage and promoting healthier, more resilient strands- Nourishes the scalp, providing essential nutrients and energizing the hair follicles for improved hair growth- Suitable for all hair types and can be used daily as part of your hair care routineTo use:Apply a small amount of the serum directly to your scalp. Gently massage the serum into your scalp using circular motions. Do not rinse out. For best results, use daily as part of your hair care routine