Rapid CalmPure Encapsulations Rapid Calm is a fast acting stress relief supplement containing clinically studied ingredients Zembrin and Suntheanine L Theanine, enhanced with Vitamin B6. Each capsule provides targeted support for occasional stress and tension without causing drowsiness. This formula contains Zembrin (Sceletium tortuosum), a clinically researched botanical that has been traditionally used for centuries. Combined with Suntheanine L Theanine, an