Schisandra extract, derived from the "five-flavor berry" ( Schisandra chinensis ), is a powerful adaptogen traditionally used to balance the body's response to stress. Known for its unique profile—tasting sweet, sour, salty, bitter, and pungent all at once—it is widely used to support liver detoxification, cognitive focus, and physical endurance.

Based on purity, standardized potency, and positive user feedback from major retailers, here are several highly-rated options: Vital Nutrients Schisandra Extract