Tulsi Green tea naturally supports the immune system and cardiovascular systems and promotes detoxification and anti-ageing. Clinical studies show that both Tulsi and Green Tea promote healthy metabolism, which is vital to weight management. Regularly drinking green tea can help you lose weight and reduce your risk of several diseases, including diabetes, heart disease and cancer. Drinking three to five cups of green tea per day seems to be optimal to reap the most health benefits. ... In fact, drinking more green tea may greatly improve your health. Both Tulsi and Green tea are rich in antioxidants, which eliminates free radicals from the body and have a vast array of remarkable health benefits.