There is no way to prevent autism spectrum disorder, but there are treatment options. Early diagnosis and intervention is most helpful and can improve behaviour, skills and language development. Have regular check-up, eat well- balanced meals, and exercise during pregnancy. Make sure you have good prenatal care . Reducing exposure to toxins. The scientific community has discovered evidence that environmental factors often play a role in developing autism. Pregnant women can limit airborne toxins by wearing masks and staying indoors when air quality is low. For the duration of pregnancy, women should eliminate alcohol, tobacco, and caffeine. Switching to green personal care products is wise to lessen exposure to potentially harmful chemicals. Some doctors also suggest avoiding canned foods, plastic water bottles, and excessive cell phone use. Maintain a nutritious diet pregnant women can lower the risk for autism by eating colourful, organic diet rich in green vegetables and fruit containing antioxidants. Increasing intake of vitamin D has been linked to better neurological development in Foetuses’. After birth if you’re concerned about your child’s development or you suspect that your child may have autism spectrum disorder, conduct routine check-ups, discuss your concerns with your doctor followed by an expert team for further interventions. The symptoms associated with the disorder can also be linked with other developmental disorders also.