In order to get the proper sleep each night, you should have the right pillow for you because different people prefer different types of pillows. But if you have some pillow for a while, you might notice that there are yellow strains over them and it can be really hard to remove them. This does not mean that the pillows are dirty because they can be noticeable even after taking them out of the washing machine. Some people might find that gross and annoying and luckily for those people we have a solution.

You can make your pillows to be white again just as they were right after you bought them.

Get the following:

-1/2 cup borax;
-1 cup of laundry detergent;
-1 cup bleach;
-1 cup powdered dishwasher detergent.

Before you start with this method you should verify that your pillow can be machine washed. If it can then remove the pillowcase and protector and your washing machine should be filled one third with hot water. Make sure you use the hottest water as possible. Now you should add all the above mentioned ingredients and to run it through a hot cycle. You will be amazed by the results!

Source: http://www.healthylifestyleadvice.com/whiten-yellowed-pillows/