Her research on liver fats and disease was honored with the Heinz Maier-Leibnitz Prize, the Rudolf Schönheimer Medal and an honorary doctorate.

[1] In 1989, Beisiegel began a collaboration with the Swedish scientist Gunüla O. Uvecrona of Umeå University on dietary fats in the blood and their effect on the liver.

The research looked at triglycerides and enzymes in the fat particle deposits of the liver, as a means of preventing cardiovascular disease.

[4] Five years later, Beisiegel qualified as a level C-4 professor and became director of the Institute of Biochemistry and Molecular Biology at the University Medical Center Hamburg-Eppendorf.

[1] She became a Senator of the Max Planck Society in 2011, Vice President of the German Rectors' Conference in 2012[8] and in 2014 both her research on cardiovascular diseases and her commitment to good science practice was recognized with the award of the Ubbo-Emmius Medal.