Use the entire egg to condition your hair. If you have dry or brittle hair, use egg whites to moisturize your hair. Use ? cup of any egg mixture (egg white, entire egg) and apply to clean, damp hair. Leave it for 20 minutes and rinse with cool water.ake one cup of yoghurt you can change the quantity according to the length of your tresses) and add an egg yolk to it. Mix it well and apply to on your hair. Keep it for at least 20 minutes and then wash it with cold water which will help get rid of the smell.our egg yolk in a bowl and add one tablespoon of olive oil. Whisk this mixture until it is completely blended. Now, add lukewarm water to dilute this mixture. After hair wash, apply this conditioner against the length of the hair and on the bottom. Leave it on for some time and the wash it off.