Tulsi well known as Queen of Herbs in Ayurveda and is scientifically known as Ocimum tenuiflorum. It belongs to the family Lamiaceae. Tulsi is also known as Holy basil, Tulasi. It is an annual perennial plant native to the India sub-continent and widespread as a cultivated plant throughout Southeast Asia. In Hinduism Tulsi is worshipped as a god. The main chemical constituents present in Tulsi are Oleanolic acid, Ursolic acid, Rosmarinic acid, Eugenol, Carvacrol, Linalool, and caryophyllene. Health Benefits of Tulsi: May help to relieve from stress May help to lower blood glucose levels May promote healthy liver functions May lower cholesterol levels May help to boost immunity levels May improve heart health May provide relief from fever and cold Rathna Biolife provides premium quality of Tulsi herbal extract of 1% to 2.5% Ursolic acids by HPLC