Pigmentation, dark spots and acne scars make the skin tone uneven. To help you even out your complexion, here is an easy home remedy. With lemon and egg white as the only two ingredients, here is a face mask that helps in fading dark spots and acne scars, reducing pigmentation and brightening up a dull complexion. Moreover, this face mask also helps in clearing the pores and removing the dead skin that makes the skin dull. It may even help in reducing acne breakouts.