TodayTuesday, July 07, 2026

Another secret in the paintings of Leonardo da Vinci. What did he mix his colors with?

May 1, 2023

Why did Da Vinci resort to this idea?

Egg yolk in paint helps paints resist moisture, preventing wrinkling and yellowing. According to experts, adding eggs to oil paints acts as an antioxidant, which means this formula helps prevent the paint from deteriorating. This method also prevents creases from appearing on old boards. Thus, with a very small amount of egg yolk, artists can achieve amazing changes in paint properties.

Leonardo da Vinci’s idea prompted scientists to research the habits of international painters, maybe there are some ideas that could help preserve priceless works of art.

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Arab Desk

Arab Desk

The Arab Desk leads The Eastern Herald's reporting on the Middle East and North Africa. The desk has covered the Gaza-Israel war since October 2023, the Iran-Israel war of 2025-2026, the fall of the Assad government in Syria, Hezbollah's political and military shifts in Lebanon, the war in Yemen, and the diplomatic realignment of the Gulf states under the Abraham Accords and the Saudi-Iranian rapprochement.

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