Climate change and pollution are increasing unexpected allergies. So January, the peak time for Brits to book their holidays, became the perfect moment for our tool to help them with the unexpected. Pollen Passport provides real-time data of allergens at destination, featuring an advanced data visualization engine that reveals hidden allergy risks across +70,000 cities. Our algorithm selects from +50 native species only the ones that remain active during the chosen travel dates, generating a unique botanical composition for every traveller’s journey.