Drinking more milk may slash cancer risk Research has suggested that regular milk consumption could reduce the chances of developing bowel cancer. 28 April 2026 Drinking more milk and ditching dairy alternatives may slash the risk of bowel cancer. An individual pouring themself a glass of milk New research suggests just one glass a day could reduce the chances of developing the disease by 17 per cent. Rupa Parmar, a General Practitioner (GP) at Midland Health, warned she is seeing a growing number of patients cutting out dairy without medical reason.