Comma is an integrated period care company. Founded and built by experts in reproductive health, Comma combines software, sustainable tampon products, and laboratory diagnostics to bring personalized and predictive medicine to reproductive care. Its flagship product, Sara, is a hyper-secure period tracking app that uses HIPAA-based best practices as a benchmark for its data privacy and security standards. Sara helps users uncover patterns and concerns in their menstrual cycles and connect with relevant care partners. Comma is on a mission to transform reproductive health one period at a time.