Oystershell NV

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Oystershell NV is a Belgian pharmaceutical laboratory for over the counter products .[1][2]


Established in 1979 in Flanders, Belgium, Oystershell was originally a miller of oyster calcium carbonate for laying hens. In the 1980s it gradually evolved from this agricultural background to veterinary medicines. Since a management buy-out in 2002 it is owned by the current management and the biotech investor Rudi Mariën. The company is primarily involved in over the counter drugs and health products as medical devices, biocides, cosmetics and food supplements.

Products and Patents[edit]

The product innovation focus of the company lies with health products in the market segments of dermatology, cough and cold, gastro-intestinal and insect treatment (head lice, insect repellents)


  1. ^ Belgian Federation for the Chemical and Life Sciences Industries, Official website
  2. ^ Belgian Federation for food supplements, diatary and organic products, Official website