Wash the area with warm water and soap
Exfoliate gently with a scrub or washcloth
Apply oil such as coconut, olive, or baby oil
Soak the area in warm water
Use makeup remover or micellar water
Apply a paste of baking soda and lemon juice carefully
Use hydrogen peroxide sparingly on skin
Repeat washing and exfoliating over several days
Let the henna fade naturally with time