A good home remedy to get rid of dark circles under your eyes overnight is using Lemon Juice.
The Lemon juice contains vitamin C, which is known to bleach the skin and get rid of dark spots.
Use a cotton ball to apply the lemon juice to the dark rings around your eyes and then rinse it off after 10 minutes.
The dark circles should be gone by the next day using lemon juice as a home remedy to remove your dark circles under your eyes.