EPO published patent EP3703690A1 titled 'Use of Niacinamide for Microbiome Balancing' filed by Unilever Global IP Limited and Unilever IP Holdings B.V. The invention relates to topical compositions containing niacinamide (vitamin B3) for balancing skin microbiome, classified under A61K 31/455, A61K 8/67, A61P 17/00, and A61Q 17/00. Inventors include Robert Cornmell, Amitabha Majumdar, Rimpa Ghosh, and Alexander James Gordon.

This is a patent publication notice, not a regulatory requirement. No compliance actions are required from pharmaceutical, cosmetic, or consumer product companies. However, entities developing competing skin microbiome or niacinamide-based products should review the patent claims to assess potential freedom-to-operate concerns or consider whether their products fall outside the scope of these claims.