Laboratoires Expanscience

Innovative osteoarthritis and skincare products.

Paris La Défense, Paris


Laboratoires Expanscience

Created in 1950, the family-owned company has built an international reputation for innovation and expertise in the treatment of osteoarthritis and skin health. Its two leading brands, Piasclédine 300 and Mustela, are present in more than 110 countries.

B Corp is a great opportunity to continue the path of Expanscience towards a positive CSR, committed and nourished by a strong societal mission. We look forward to being part of a global movement driven by the desire to build a collective path for the common good."

To be competitive, we need to set an example. To be exemplary is to be responsible. This means responding to economic, social, societal and environmental issues. By doing so we consider the expectations of our stakeholders around the world. This is what we have been trying to achieve for nearly 14 years, at our level, within Expanscience.

Expanscience also develops and markets natural-based ingredients for the cosmetics industry in France and internationally.

The preservation of the health capital of individuals, whether their mobility or the health of their skin, has been, from the beginning, at the heart of the group's growth strategy.

With their desire to support healthcare professionals in their role of prevention, advice and information, Laboratoires Expanscience has implemented numerous educational, pedagogical and experience-sharing initiatives for patients and consumers.

The entire value chain is integrated into the company, from research to distribution to production. His groundbreaking research, focused on cartilage and skin barrier functions, has resulted in 933 Dermo-Cosmetics, Dermatology, Rheumatology, Cosmetic active ingredients patent filings worldwide since 1997.

The production, carried out with respect for the environment, is done in France, in Épernon, on a ISO 14001 and OHSAS 18001 certified site. This pledge of quality, as well as the Made in France of the Expanscience products, represent the key elements of its international influence.

Laboratoires Expanscience is a member of Global Compact and of the Union for Ethical Biotrade. Its contribution to the sustainable development is recognized as exemplary by the AFAQ 26000 (AFNOR).

What makes us a better company?

B Impact Report

Certified since: 

April 2018

Company Score

Median Score*



The Environment section of the Assessment evaluates a company's environmental performance through its facilities; materials, resource, and energy use; and emissions. Where applicable, it also considers a company's transportation/distribution channels and environmental impact of its supply chain. This section also measures whether a company's products or services are designed to solve an environmental issue, including products that aid in the provision of renewable energy, conserve resources, reduce waste, promote land/wildlife conservation, prevent toxic/hazardous substance or pollution, or educate, measure, or consult to solve environmental problems.



The Worker section of the survey assesses the company's relationship with its workforce. This section measures how the company treats its workers through compensation, benefits, training, and ownership opportunities provided to workers. It also focuses on the overall work environment within the company through management/worker communication, job flexibility and corporate culture, and worker health and safety practices.



The Customers section of the Assessment measures the impact a company has on its customers. The section focuses on whether a company sells products or services that promote public benefit, and if those products/services are targeted towards serving underserved populations. Questions in this section will measure whether a company's product or service is designed to solve a social or environmental issue (e.g. improves health, preserves environment or creates economic opportunity to individuals or communities, promotes the arts/sciences, or increases the flow of capital to purpose-driven enterprises).



The Community section of the survey assesses a company's impact on its community. The Community section evaluates a company's supplier relations, diversity, and involvement in the local community. The section also measures the company's practices and policies around community service and charitable giving. In addition, this section includes if a company's product or service is designed to solve a social issue, including access to basic services, health, education, economic opportunity, arts, and increasing the flow of capital to purpose-driven enterprises.



The Governance section of the Assessment evaluates a company's accountability and transparency. The section focuses on the company's mission, stakeholder engagement, and overall transparency of the company's practices and policies.

Overall B Score

80 out of 200 is eligible for certification

*Of all businesses that have completed the B Impact Assessment

*Median scores will not add up to overall

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