You are downloading the VitaminD XAP file v188.8.131.52 for Windows Phone. VitaminD is a free and useful Health & Fitness app: The body naturally synthesize vitamin D when exposed to sunlight. All you need for a week’s worth of vitamin D is for about 20 minutes in the sun. ... You can now download the offline XAP file to install & try it.
Download Locations for VitaminD 184.108.40.206 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline VitaminD XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.