Nioxin Density Defend Hair Booster Serum for Thinning Hair - Hair Growth Treatment for Women & Men - Volumizing & Strengthening Serum for Fine or Thinning Hair - Perfect for Daily Hair Care Routine & Scalp Health

Nioxin Density Defend Hair Booster Serum for progressed thinning is a diameter-protection leave-in hair treatment, designed to protect thinning hair. Enriched with KeraPro Complex and Vitamin Complex this thin hair treatment acts as a protective barrier against cuticle damage, while leaving the hair conditioned.