Kiehl's Seren

Whether permanent or temporary – combination skin needs a great deal of attention and is extremely demanding when it comes to skincare. This sensitive skin type is prone to developing skin impurities in oily areas. We show you how to recognise combination skin and explain which skincare routine to adopt and which make-up to use to care for your complexion and make it look fresh.

09 November 2023

Originally a purely medical product, azelaic acid has now moved into the world of cosmetics. As an all-rounder in any beauty routine, it tackles many skin problems and has numerous benefits. Battling with inflammation, redness or impurities? Azelaic acid could be the missing piece of the puzzle in your daily skincare routine. You’ll find out what exactly is behind this beauty wonder weapon and what you need to know about it in this article.

19 February 2024

Niacinamide is contained in numerous cosmetics and is extolled with increasing frequency as a genuine beauty miracle. You will find this active ingredient in products such as serums, face creams and even face masks that are designed to keep your skin youthful and fresh. But what exactly is niacinamide, and what effect can it have on your skin?

10 January 2023