Return white socks to sparkling white by boiling them in a saucepan with a few slices of lemon. The lemon is a natural bleach. Dishwasher detergent also whitens socks – just add a little to the regular wash load. Give this old remedy a try but truthfully when you think about it, it maybe better to just buy new socks if you have to go to these lengths to get them look white again…