Sea buckthorn is a deciduous species, widely distributed all over the world, including Pakistan. It contains different kinds of nutrients and bioactive substances such as vitamins, carotenoids, flavonoids, polyunsaturated fatty acids, free amino acids and elemental components etc. These components vary substantially among populations, origins or subspecies, however their presence is more important for the health of individual. The clinical trials and scientific studies during the 20th century confirm medicinal and nutritional value of sea buckthorn. The present study describe some areas of research that have been important points, for example in cancer therapy, cardiovascular diseases, treatment of gastrointestinal ulcers, skin disorder and as a liver protective agent. A lot of research work is still need to clarify the mechanism of curing these conditions in molecular and cellular levels.