Radiance & strength 20:1 Extract | Adaptogen | Tonic Herb Schisandra berries have a long tradition of use as a performance-enhancing, stress-relieving adaptogen. Its anti-anxiety acclaim comes from its ability to reduce cortisol and adrenaline levels. Like most nootropics, it has been shown to increase acetylcholine transmission. - Potent 20:1 extract, 1g extract = 20g dried herb (twice as strong as 10:1). - Sourced from Certified Organic Growers. - Free from fillers. - Lab-tested for heavy metals and contaminants.