Key scientific references

There is a developing body of scientific literature that underpins A1 beta-casein digestion, the release of BCM-7 and its subsequent health effects. The a2 Milk Company (Australia) is committed to building upon and presenting to healthcare professionals this evidence base.

If you are a health professional interested in learning more about this exciting area of scientific research, you might like to visit the links below to articles and research studies published by third parties. These links are provided for your convenience only and do not imply any endorsement or approval by us.

Below you will find studies into the A1/A2 beta-casein digestive differences as well as links to the original papers.

Copyright © 2021 The a2 Milk Company

*A1 and A2 proteins refer to A1 and A2 beta-casein protein types

a2 Milk™ is a trade mark of, and brand of A1 protein-free milk from, The a2 Milk Company Limited

An association between consumption of 3 serves of dairy foods containing A1 beta-casein and digestive discomfort, in some individuals, has been established by a process of systematic review. The NHMRC recommends a healthy diet including up to 4 serves of dairy foods/day.