Sea buckthorn (Hippophae rhamnoides L.) is well known all over for its valuable berries. Nevertheless, presently not only berries, but also leaves contain nutritionally beneficial hydrophilic and lipophilic compounds. Additionally, It was reported that not only leaves, but also other vegetative parts, e.g. shoots, may be used as a valuable source of phenolic compounds. Those bio-compounds, especially tocopherols and tocotrienols, are [...]