This metadata record and it's attached files make statements about the kinds of data collected as part of this research, and set out policies for governance of that data, now and in the future.Description: The purpose of this study is to investigate the effect a blackcurrant powder formulation on immune responses to the influenza vaccine. This is multi-centre randomised double blind placebo controlled parallel intervention study which aims to recruit 120 healthy older adults (50+ years). This means the recruited participants will consume either the blackcurrant based formulation or a placebo for 12 weeks and the participants and trial co-ordinators will not know what treatment is being given. There will be five trial days, including the 4 week visit to receive the influenza vaccine. Fasted blood samples with be collected at 0, 6, 8 and 12 weeks for assays, which will test the participants immune responses towards the influenza antigen. The primary aim of the study is to determine whether the blackcurrant formulation enhances immune responses toward influenza antigens.
