bitop AG

Carlo-Schmid-Allee 5

+49 231 98 77 44 0


bitop - the global market leader and expert for biotechnological manufacturing & development of extremolytes Made in Germany. Extremolytes, natural stress protection molecules, are unique multifunctional ingredients with an outstanding efficacy. Ectoin® natural “the ultimate protection & repair” and Glycoin® natural “the cell energizer” are Natrue, COSMOS and Ecocert certified, vegan, GMO-free, worldwide applicable.

bitop was founded in 1993 by Professor Peter Bartholmes, as a spin-off from the Faculty of Bioscience of the University Witten/Herdecke, Germany. Today, with more than 25 years of experience and passion in the manufacturing of 100% natural, pure and GMO-free extremolytes, bitop is a reliable partner and supplier for the pharma, cosmetics, life science industry and animal health & care.

Extremolytes are found inside of extremophilic plants and microorganisms. These plants and microorganisms belong to the oldest life forms on earth and protected by extremolytes, they thrive in the most hostile environments imaginable: salt lakes, deserts, hot springs, the arctic ice or deep sea.

This fascinating survival strategy of mother nature can be directly transferred to our skin with outstanding effects: extremolytes are known as highly effective and safe multifunctional active ingredients.  

True to our motto “Extremolytes for life” we develop unique, extremolyte-based medical products and concepts for human and animal health and supply extremolytes, above all our flagship molecule Ectoin® natural, as multifunctional cosmetic active ingredients to our customers worldwide


Upcoming Events

The Society of Cosmetic Scientists, Singapore - 11th SCSS Suppliers Day, August 2021

Marriott Singapore, Tang Plaza Hotel. 320 Orchard Road
Thursday 26th & Friday 27th August 2021

PCHi - Shenzhen 2021

Shenzhen Exhibition & Convention Center
24 - 26 March 2021

NYSCC Suppliers’ Day 2021

Jacob K. Javits Convention Center, New York
4 -5 May 2021

Cosmetic Ingredients & Technology Exhibition Japan (CITE JAPAN)

Pacifico Yokohama Exhibition Hall / North / Annex Hall
19 May – 21 May 2021

in-cosmetics Asia 2021

BITEC Bangkok, Thailand
2 - 4 November 2020