A 360° approach to optimized sunscreen formulations June 1, 2020August 24, 2020 by in-cosmetics In Webinars. Speaker Martina IssleibGlobal Product Manager Functionals, Symrise Cosmetic Ingredients Martina Issleib is Global Product Manager Functionals at Symrise Cosmetic Ingredients. A global supplier, Symrise is one of the leading companies in the flavours and fragrances market. Share this:EmailFacebookLinkedInTwitterWhatsAppPrint