Louca, P;    Murray, B;    Klaser, K;    Graham, MS;    Mazidi, M;    Leeming, ER;    Thompson, E;                                                                             ... Menni, C; + view all <#>        Louca, P;  Murray, B;  Klaser, K;  Graham, MS;  Mazidi, M;  Leeming, ER;  Thompson, E;  Bowyer, R;  Drew, DA;  Nguyen, LH;  Merino, J;  Gomez, M;  Mompeo, O;  Costeira, R;  Sudre, CH;  Gibson, R;  Steves, CJ;  Wolf, J;  Franks, PW;  Ourselin, S;  Chan, AT;  Berry, SE;  Valdes, AM;  Calder, PC;  Spector, TD;  Menni, C;   - view fewer <#>    (2021)    Modest effects of dietary supplements during the COVID-19 pandemic: Insights from 445 850 users of the COVID-19 Symptom Study app.                   BMJ Nutrition, Prevention and Health , 4     , Article e000250.  10.1136/bmjnph-2021-000250 <https://doi.org/10.1136/bmjnph-2021-000250>.       Green open access