The Cologne Graduate School of Ageing Research (CGA) offers fellowships for excellent applicants and first term students. Application to the Biological Sciences Master program is premise and an independent step and be aware of the different application deadlines. For further information visit the CGA's webpage. The Master of Biological Science program does not offer any other funding.
The Faculty of Mathematics and Natural Sciences offers funding for 1-4 months for outgoing students.
The University of Cologne also provides general information on other funding options on the University webpage.