Hi @Johngreenfield, I was looking for an old post where I can give you this information I rescue from an article that could be interesting for you!
Do you understand Spanish? If not I will make a post with this info for you later. Please, let me know! and Have a nice weekend my friend!
https://www.lanacion.com.ar/2130709-como-cure-el-autismo-de-mi-hija-cocinando