Neem leaves contain several phytochemicals, or natural plant compounds (antioxidant), that have significant biological activity. The Antioxidants help protect all your cells from the effects of unstable chemicals called free radicals that form naturally during digestion, in your skin when you’re exposed to sun and in your organs when you encounter toxins such as cigarette smoke.
Experts report that extracts made from neem leaves might have significant anti-cancer properties, helping prevent or slow growth of several types of cancer cells
It is also reported that neem leaves have antimicrobial properties, potentially helping prevent or slow growth of pathogens. For example, neem leaf extract might help prevent growth of viruses such as the HIV virus.
Neem leaves stimulates the immune system, improves liver functionality, detoxifies the blood and promotes a healthy respiratory and digestive system. It is famous as a malaria treatment and works for diabetes well. Neem leaves enhance biological functions by strengthening the immune system.