Retraction to: Nature Food (2020) 1:355-364;; Article published online 17 June 2020

The Chief Editor has retracted this article. The London–Brent Research Ethics Committee has informed the Chief Editor that, contrary to the statement in the article, the semi-controlled four-day feeding study utilised in this research and presented in the supplementary information, did not have approval. The authors have been invited to submit a new manuscript without this sub-study for peer review. All authors agree with this retraction.