Laboratoire de Biochimie, Biotechnologies et Santé et Environnement, Département de Biologie, Faculté des sciences, Université Ibn Tofail, Kenitra, Maroc
Citrus fruits and juices are an important source of bioactive compounds; called secondary metabolites, including phenolic and non-phenolic compounds. Several studies have demonstrated the antioxidant properties of these citrus fruits.
Grapefruit, Citrus paradisi scientifically called is one of these citrus essentially consumed for its medical and antioxidant properties due to the presence of flavonoids, vitamin C and tannins.
Characterization of two varieties of grapefruit, namely; citrus paradisi yellow and blood, was carried out through a phytochemical screening. The results obtained showed the presence of tannins, flavonoids, derivatives of anthracene, quinones, several other secondary metabolites that can be responsible for important therapeutic properties and use answered in the medical and cosmetic fields.