De Lune is a menstrual health company dedicated to improving the lives of people with periods everywhere. De Lune creates safe AND effective treatments for period symptoms. Because we believe people with periods deserve better. Having access to a diverse range of safe, effective treatment options is the key to empowering your menstrual healthcare.Our flagstone product, the acclaimed De Lune Pain Tonic alleviates the symptoms of dysmenorrhea (period pain) with clinically researched nutrients and organic herbs—all in an easy-to-use liquid formula. Our evidence-based approach continues to push the boundaries of menstrual health research and development.