What it is: Revitalize your scalp and combat premature greying with Nioxin Age Defense Serum, the ultimate anti-aging hair serum to preserve your hair's volume, softness, and natural color.

Why you'll love it: This lightweight, leave-in hair treatment is formulated to improve hair density, hydration, and scalp vitality.

Skin-loving ingredients: Enriched with black oat peptides, niacinamide, and caffeine to promote melanin production, delay the appearance of gray hair, and restore skin's youthful appearance.