Hadith on Olive Oil: It was narrated from ‘Umar that the Messenger of Allah (ﷺ) said: ‘Season (your food) with olive oil and anoint yourselves with it, for it comes from a blessed tree.” Sunan Ibn Majah Vol. 4, Book 29, Hadith 3319
Henna has been known since ancient times. The Pharaohs used it for various purposes. They made a paste from its ground leaves for the hands, to dye their hair and as a remedy for wounds. Many Pharaonic mummies have been found dyed with henna. They also made a perfume with its flowers. It is held in extremely high esteem by many Muslim peoples who use it as a cosmetic because of its distinctive properties.