KérastaseChronologiste Overnight Youth Serum for Dry, Thin, Aging Hair

What it is:  A leave-in overnight serum designed to target the five signs of hair aging—thin, frizzy, flat, dry, and dull hair—in one night. Hair Texture: Straight, Wavy, Curly, and Coily Hair Type: Fine, Medium, and Thick Hair Concerns: - Thinning - Dryness - Damage, Split Ends, and Breakage Key Benefits: - Intensely hydrates and smooths, reviving dry and dull hair overnight - Increases the look of hair-fiber diameter for boosted thickness and body - Provides 450°F heat protection and aids detangling for seamless styling Highlighted Ingredients: - Pro-Xylane: Known for its anti-aging properties to strengthen and protect hair. - Ochrophyta Algae: Known for its regenerative and revitalizing properties. Ingredient Callouts: Free of mineral oil and Sulfates SLS & SLES. What Else You Need to Know: Wake up to visibly fuller, smoother, and healthier hair with the Chronologiste Overnight Youth Serum. This luxurious leave-in formula targets the five signs of hair aging. It intensely hydrates, smooths, and builds body from root to tip while providing 450°F heat protection. Fragrance Description: Top notes: bergamot, orris, green notes; Middle notes: freesia, rose, marine notes; Base notes: musk accord, white flowers, patchouli orpur from Indonesia Clinical Results: In an instrumental test after 1 use of the Overnight Youth Serum: - 92% more strength - Increases hair-fiber diameter by 5.7% -66% less frizz - 32% more shine