Why do i get small red blotches under my eyes but don't stay there all day?

Red eyelids: The most common cause for temporary redness of the eyelids is rubbing. I urge you to try to stop touching or rubbing your eyes. If you have irritation, check with your eye doctor as to a cause for the irritation.

Need more info: Red blotches under the eyes can have several causes. Need more details about the symptoms: time of day, any associated symptoms, etc.