1. Basil contains antioxidants (from the compound eugenol) that could reduce oxidative stress. Eugenol helps fight free radicals in the body that could lead to cell damage and increase risk for a variety of health conditions, including cancer, heart disease, arthritis , and diabetes.
2. Basil may help with blood sugar regulation. In an animal study where the animals had diabetes, basil extract helped reduce high blood sugar.
3. Basil may help prevent cancer. Holy basil, also called tulsi, has phytochemicals (plant compounds with health benefits) that may help protect against different types of cancer: lung cancer , liver cancer , oral cancer , and skin cancer , largely because of the antioxidant components.
4. Basil may be good for our heart health. The eugenol in basil may help to lower blood pressure which helps the heart.
5. The essential oils in the herb may help to lower your cholesterol and triglycerides . Study: 24 healthy volunteers took either a placebo or a capsule containing 300 milligrams (mg) of a dried tulsi leaf extract once a day. After 4 weeks, those who took the tulsi extract had lower levels of cholesterol and triglycerides than those who did not.
6. Basil may help reduce inflammation. Essential oils in basil, including eugenol, linalool, and citronellol, can help to fight inflammation in the body. This may help lower the risk of inflammatory conditions such as arthritis and heart disease
7. Basil may help improve our mental health. Research has shown that tulsi (Holy basil) may improve mental health. It has compounds that can help to alleviate anxiety and depression , increase your ability to think clearly, and lower the risk for age-related memory loss . Mental stress can trigger the production of free radicals in the body.
8. Basil may help boost our immune system. The oils in basil are antibacterial and may help to fight bacteria in people with respiratory, urinary , abdominal, and skin infections. In 2013, researchers applied sweet basil oil to various strains ofE. coli. The bacteria came from people with respiratory, abdominal, urinary, or skin infections, as well as from hospital equipment. The results showed that the oil was active against these bacteria. The researchers concluded that certain preparations of basil oil could help treat or prevent some types of infection.
9. Basil provides some vitamins and minerals such as Vitamin A, Vitamin K, calcium and iron.
10. Basil may be good for our liver healthA 2015 study in animals concluded that antioxidants in a powdered form that included tulsi, or holy basil, had a positive impact on liver health.Basil may protect our skin against agingIn a study , sweet basil has properties that might help protect the skin from some effects of aging.The scientists applied a basil extract to laboratory models of skin. The conclusion: basil extracts in topical skin creams might improve skin hydration and reduce roughness and wrinkling.