Sep 26, 2026
ManyPress

Advertisement

Fashion

Kérastase has introduced the Chronologiste collection, a four-step regimen designed to address long-term hair aging through scalp and follicle care.

ManyPress

ManyPress

ManyPress Editorial

3 min readSource:Harpers Bazaar
Kérastase Launches Chronologiste Collection Focused on Hair Longevity

Key facts

  • •The Chronologiste collection targets five signs of aging: dryness, dullness, lack of volume, lack of thickness, and frizz.
  • •Pro-Xylene is a proprietary molecule included in the line to strengthen and protect hair strands.
  • •The Chronologiste Longevity Potion is a leave-in scalp serum designed to be applied every three days.
  • •The Overnight Youth Hair Serum offers heat protection for styling up to 450 degrees.
  • •The regimen uses ingredients such as hyaluronic acid, vitamin E, and ochrophyta algae.

The luxury haircare brand Kérastase has launched its new Chronologiste collection, a product line centered on the concept of hair longevity. By focusing on scalp health, follicle maintenance, and damage repair, the collection aims to address visible signs of aging such as dryness, dullness, and frizz. According to Katherine Oechsle, L'Oréal USA's head of education, the shift toward long-term hair care reflects a broader consumer trend of prioritizing preventative treatments over quick fixes.

Ingredients and Formulation

The Chronologiste line incorporates ingredients typically found in facial skincare, such as hyaluronic acid and vitamin E. A key component is Pro-Xylene, a proprietary molecule developed for its anti-aging properties to strengthen and protect hair. The collection also utilizes ochrophyta algae, a deep-sea marine ingredient, and abyssine to support hair hydration and resilience.

The Four-Step Regimen

The collection includes the Bain Régénérant Shampoo, which is formulated to hydrate and strengthen hair. It is paired with the Masque Intense Régénérant Hair Mask, which requires a five-minute application to address breakage and manageability. The line also features the Chronologiste Longevity Potion, a scalp serum intended for use every three days to promote fuller and thicker-looking hair. Finally, the Overnight Youth Hair Serum is designed to restore hair health while providing heat protection up to 450 degrees.

Proactive Hair Care Philosophy

The development of the Chronologiste line follows years of research into how aging manifests in hair. By providing a cohesive system, the brand aims to help stylists and consumers move away from cherry-picking individual products to address specific needs. The goal is to maintain hair health proactively, ensuring that follicles and the scalp remain vital as consumers age.

Advertisement

This article was independently rewritten by ManyPress editorial AI from reporting originally published by Harpers Bazaar.

Fashion