What is a famous cosmetic named after city in Germany?

The famous cosmetic named after a city in Germany is NIVEA.

NIVEA is a German skincare brand that was founded in 1911 by Oscar Troplowitz. The name "NIVEA" is derived from the Latin word "niveus", which means "snow-white".

The brand's most famous product is its NIVEA Creme, a moisturizing cream that has been a staple in many households around the world for over 100 years. NIVEA also offers a wide range of other skincare products, including sunscreens, body lotions, and facial cleansers.

The brand is owned by the Beiersdorf AG company, which is headquartered in Hamburg, Germany. NIVEA products are sold in over 150 countries around the world.