If he had autism he wouldn't be very social, but very shy. I don't think flapping his arms is a sign of autism, but if you're concerned about it, ask a neurologist about it, or his doctor, either way. :) â¥ Cute T â¥ Â· 9 years ago.
If it weren't for food preservatives, we couldn't enjoy many of the great foods the world has to offer. Common antimicrobial preservatives include sodium nitrate, calcium propionate, disodium EDTA, potassium sorbate, sodium benzoate, and sulfites.
Another harmful effect of preservatives in foods is behavioral changes, especially in young children. According to the Archives of Disease in Children, in a 2003 double-blind study of 1,873 children the consumption of food additives and preservatives led to significant increase in hyperactive behavior.