Iwostin

Iwostin is a Polish dermocosmetics brand founded in 2002 by Professor Andrzej Langner, a dermatologist [1]. It develops skincare for different skin types and conditions, with formulas created in collaboration with Polish dermatologists. The brand is now owned by Perrigo Poland Sp. z o.o., which acquired it in 2020 [6]; it continues to trade as a sub-brand within Perrigo's portfolio rather than as an independent company.

The range is sold mainly through pharmacies and is positioned as dermatologist-developed skincare. Iwostin describes its products as a response to the needs and problems of different skin types, and says their effectiveness is confirmed by clinical study results.

The brand was created in 2002 as the realization of an idea by Professor Andrzej Langner [1]. According to Polish trade reporting, Langner is described as the founder of the first private spa dermatology clinic in the country [6]. Iwostin was established by the Polish company Nepentes Pharma, and from the outset its formulas were developed together with dermatologists.

Iwostin has changed hands twice since it was founded. It began under Nepentes Pharma, the Warsaw-based company that created the brand in 2002. In 2010, Nepentes was acquired by Sanofi-Aventis, bringing Iwostin into the French group's portfolio [6].

In September 2020, Perrigo Poland Sp. z o.o. — the Warsaw subsidiary of Perrigo Company plc — filed to acquire the assets tied to Iwostin, together with the Emolium and Loxon brands, from Sanofi's Nepentes Pharma [6]. The current ownership is reflected on the brand's own website, whose footer carries a Perrigo Poland copyright notice [1]. Iwostin now sits alongside Perrigo's other dermatological lines rather than operating on its own.

Iwostin presents itself as dermocosmetics built around three stated pillars: responding to the user's needs, multi-dimensional action, and the highest quality standards [2]. The company frames its work as a holistic approach to skincare, and says its formulas are created with dermatologists and supported by clinical research [2]. Its tagline is "Sięgaj po więcej z IWOSTiN" ("Reach for more with IWOSTIN").

The brand's products are organized around specific skin types and concerns — dry and sensitive skin, oily and acne-prone skin, capillary and problematic skin, and mature skin — as well as needs such as hydration, rosacea, and sun protection.

Iwostin's catalogue is divided into several named lines, including Age Lift and Age Lift PRO for mature skin, Purritin for acne-prone skin, Capillin and Rosacin for capillary-prone and rosacea-prone skin, Solecrin for sun protection, and Hydro Sensitia for dry and sensitive skin. A Polish editorial source reported the range as comprising more than 160 products [5].

The Hydro Sensitia line is aimed at dry, sensitive skin exposed to external stress, and emphasizes intensive, long-lasting hydration. Among its products are an intensively moisturizing cream with SPF 15 and a nourishing night cream containing vitamins C and E [4]. Across its lines, Iwostin states that product efficacy is confirmed by clinical studies [3].

Iwostin remains an active, trading dermocosmetics brand, classified as acquired because it operates as a sub-brand within Perrigo's portfolio following the 2020 transaction rather than as an independent company. It is distributed through Polish pharmacies and retailers, with partners listed including Super-Pharm, DOZ.pl, DR.MAX, Allegro, and Hebe. The brand's website carries a 2022 copyright notice and shows recent line extensions such as Age Lift PRO and Hydro Sensitia Prebio, indicating continued product development [1].