A1 beta-casein in milk also implicated in autism and schizophrenia. Percent A1 and A2 in milk is breed dependent.

Click on image to view video about A1 and A2 milk and autism on another page

Here’s a report from Five News in Britain about the connection between childhood autism and milk from certain breeds of cows. Video above is from Five News. Click on image to view it on another page. The cows pictured here look like Guernseys, which are noted for their predominance of A2 beta-casein. Holsteins have more A1. Here’s what they say:

“Find out how one type of cow’s milk can help with the effects of autism. But it’s not easy to get hold of.

We all know that our milk here in the UK primarily comes from cows. But some scientists believe one special kind of cow’s milk may help with the effects of autism.