SYNERGISTIC EFFECT OF ANTI-OXIDANT, ANTI-TYROSINASE AND ANTI-BACTERIAL ACTIVITIES OF TRIDAX PROCUMBENS, LANTANA CAMARA, EUPHORBIA HIRTA AND THEVETIA PERUVIANA PLANT EXTRACTS FOR COSMETIC AND PERSONAL CARE APPLICATIONS Journal title: International Journal of Pharmacy and Pharmaceutical Sciences Authors: Purushothaman Ravichandran Sindhuja, Guruswamy Prabhakaran, Sabesan Gokulshankar Subject(s):