Seabuckthorn has various and a rich content of flavonoid and polyphenol compounds.
Has also shown unique biological properties against viral diseases, antiviral activity against the influenza virus and herpes virus.
Sea buckthorn also positively inhibits HIV infections in cellular cultures (Shipulina et al. 2005; Michel et al. 2012).
Jain et al. (2008) suggest that the sea buckthorn leaf extract has a significant anti-Dengue activity and has a potential for the treatment of Dengue fever.