Between varnishes which tend to yellow, poor diet or poor lifestyle in general, there are so many reasons why our nails lose their whiteness. Having yellow nails is far from glamorous! However, don't panic, the nail supply expert Maryton will tell you 4 natural products for whitening your nails. The lemon Rub your nails with a quarter of a lemon, a slice or a few concentrated drops. You can also use lemon in a bath by soaking your nails in a little lemon juice for 2-3 minutes before rinsing your hands. White vinegar Apply a cotton swab soaked in white vinegar to your nails or pour a