Funding for this research was provided by:
Received: 1 March 2019
Accepted: 11 February 2020
First Online: 24 February 2020
Ethics approval and consent to participate
: The study was approved by Northumbria University’s Department of Psychology Ethics Committee (submission code: SUB063_Veasey_150316) and was conducted according to the Declaration of Helsinki (1964). All volunteers provided informed consent prior to participation.
: Not applicable.
: C.F.H-R, D.O.K, E.J.S, F.L.D and P.A.J have received funding from multivitamin/mineral manufacturers, including Bayer Healthcare.