Discoloured or smelly lipsticks, mascara and eye pencils can accumulate dangerous bacteria on the skin and lead to a skin problem.
Although all cosmetics come with a 'best before' date, a study by Debenhams found 89 per cent of women did not know that this information was available on beauty products" labels.
More than two-thirds of women only change products when they run out of stock, even if it means exceeding the 'best before' date.
“Women don"t like throwing things away beauty products. But next time you use an old beauty product do not forget to check the date.
If its too old be prepared for an infection...