Rosmarinus officinalis is a perennial herb with fragrant, evergreen, needle-like leaves and white, pink, purple, or blue flowers, native to the Mediterranean region. It is a member of the mint family Lamiaceae. The aim of this study is to overview phytochemical compound as well as Herbal Remedies of Rosmarinus officinalis. This review article was carried out by searching studies in PubMed, Medline, Web of Science, and IranMedex databases up to 2016. In this study 123 articles found, and 87 articles were included. The search terms were “Rosmarinus officinalis”, “therapeutic”, “and pharmacological”. Various studies have shown that Rosmarinus officinalis possess antiinflammatory effect, antioxidant effect, hepatoprotective activity, anti-obesity, radioprotective effect, anti - androgenic activity, memory improvement, antimicrobial, antibacterial and antifungal activities , antiplatelet activity, anti-anxiety ,anti-Alzheimer ,anticancer, antidermatophytic activity, anti-tumor activity. Rosmarinus officinalis was shown to possess lots of healing activity. Medicinal properties of its extract, essential oils, its stems and leaves should be further examined to be able to diagnose other useful and unknown properties of this valuable plant.