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The study was registered by the Health Research Authority and was given a favourable ethical opinion by the South Birmingham Research Ethical Committee. Ref nos 13\/WM\/0435.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"All subjects and authors have given informed consent for publication.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The study was funded as part of PhD grant. The authors: Daly A, Evans S, Pinto A, Rocha J, MacDonald A have received research grants and lecturing honoraria, consulting fees from various nutritional companies (Nutricia Ltd., Vitaflo Ltd., Merck Serono, Bio-Marin, Firstplay dietary foods, Mevalia, Cambrook Foods, APR, Eurocept, Arla). Francjan van Spronsen Nutricia Ltd., Vitaflo Ltd., Merck Serono, BioMarin, APR, Eurocept, and Arla international. Gingell C, Santra S, Chahal S, Jackson A declare no conflict of interest.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}},{"value":"Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Publisher\u2019s Note"}}],"article-number":"44"}}