Valerian (herb) mild nervous tension and to aid sleep; EMA stated that although there is insufficient evidence from clinical studies, its effectiveness as a dried extract is considered plausible. In the United States, valerian extracts are sold as a nutritional supplement under the Dietary Supplement Health and Education Act of 1994. Oral forms are available in both standardized and unstandardized forms. Standardized products may be preferable considering the wide variation of the chemicals in the dried root, as noted above. When standardized, it is done so as a percentage of valerenic acid or valeric acid. Because the compounds in valerian produce central
Valerian II Valerian II Publius Licinius Cornelius Valerianus (died 258), also known as Valerian II, was the eldest son of Roman Emperor Gallienus and "Augusta" Cornelia Salonina who was of Greek origin and grandson of the Emperor Valerian who was of a noble and traditional senatorial family. Shortly after his acclamation as Emperor (Augustus) Valerian made Gallienus his co-Emperor and his grandson, Valerian, Caesar, in 256. (For a discussion of the dynastic politics that motivated this process, see the related article on Saloninus). The young Caesar was then established in Sirmium to represent the Licinius family in the government of the troubled