Homefield Grange, Northamptonshire, UK
For fans of fasting in Britain, Homefield Grange in Northamptonshire offers kick-start weight-loss weekends, from £395 with a range of juice-based treatments. Five day and seven-day courses are also available to cater to your juicing needs. The grange has gorgeous lavender-filled gardens to stroll around in and is surrounded by glorious rolling green countryside.