Try the modernized beta website. Learn more about the modernization effort.
Working… Menu
Open or close the search fields display
1520 Studies found for: Vitamin D AND Dietary Supplement

A similar map is available for all studies in

Click on the map below to show a more detailed map (when available) or search for studies (when map not available).

Map Legend
Region Name Number of Studies
World [map] 1,520
Europe 393
Austria 14 [studies]
Belgium 18 [studies]
Bulgaria 2 [studies]
Croatia 5 [studies]
Czech Republic 2 [studies]
Denmark 55 [studies]
Estonia 6 [studies]
Finland 23 [studies]
France 24 [studies]
Germany 39 [studies]
Greece 8 [studies]
Hungary 9 [studies]
Ireland 23 [studies]
Italy 56 [studies]
Latvia 4 [studies]
Lithuania 4 [studies]
Netherlands 28 [studies]
Norway 30 [studies]
Poland 18 [studies]
Portugal 5 [studies]
Romania 5 [studies]
Serbia 2 [studies]
Slovakia 4 [studies]
Slovenia 3 [studies]
Spain 39 [studies]
Sweden 27 [studies]
Switzerland 16 [studies]
United Kingdom 72 [studies]

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.