Question

the procedure before applying henna​

Answer 1

Answer:

Prepare a mixture of henna powder, an egg and avocado oil. Add some water if it appears too thick. Apply this mixture on your hair, making sure to cover every strand. Leave it on for about two hours before washing it off with warm water.

Explanation:

Answer 2

Before you apply henna, wash your hair with a mild shampoo to clean your hair and scalp (do not use conditioner as it can prevent penetration of henna) and dry your hair. Apply some petroleum jelly or coconut oil in your hairline including your forehead, neck and ears to prevent staining.