By Phia

Kérastase began in the salons of Paris in 1964 and is part of L'Oréal. It brought out its first hair mask in 1979 and the Nutritive range in 1984, then Elixir Ultime, home of L'Huile Originale, in 2010. Genesis followed in 2020 and Curl Manifesto in 2021.

Kérastase shopping guide

Everything you need to know to get the best deal at Kérastase

How to redeem a Kérastase promo code

  1. 1. Add your selected items to your shopping bag at Kérastase.
  2. 2. Open your bag and continue to checkout.
  3. 3. Find the field labeled Promo Code or Gift Card, then enter your code and apply it.

Troubleshooting a Kérastase promo code

  1. • Check for typos — codes are case-sensitive and can’t contain extra spaces.
  2. • Confirm the code hasn’t expired or reached its usage limit.
  3. • Some codes require a minimum spend or exclude sale items.

Expert ways to save at Kérastase

  1. • Use the most valuable code when a retailer does not allow code stacking.
  2. • Check current sale items before applying your code.
  3. • Install Phia to automatically test available codes at checkout.

Stop overpaying at Kérastase

Phia finds the working code — and applies it before you pay.