Weight-loss drug research emerges as a leading Nobel medicine contender

Monday 05 - 14:42

By: Azzat Manal

Weight-loss drug research emerges as a leading Nobel medicine contender

Research into hormones that regulate appetite is emerging as one of the leading predictions for the 2026 Nobel Prize in Physiology or Medicine, as Nobel Week gets underway.

The medicine prize is due to be announced on October 5, marking the start of a week in which the six Nobel awards will be revealed. The medicine announcement will be followed by the prizes for physics, chemistry, literature, peace and economic sciences through October 12.

Among the fields attracting attention is research into glucagon-like peptide-1, or GLP-1, a hormone produced in the intestine after eating that contributes to blood-sugar regulation and signals satiety. Drugs based on or inspired by the GLP-1 pathway have transformed the treatment of obesity and type 2 diabetes and include widely used medicines such as Ozempic and Mounjaro.

David Pendlebury, head of research analysis at Clarivate, has placed GLP-1 research high among his expectations, citing its major clinical impact worldwide. Researchers frequently mentioned in connection with this field include Canadian endocrinologist Daniel Drucker, Danish physiologist Jens Juul Holst and American chemist Svetlana Mojsov. Their work spans different stages of the scientific discoveries that helped establish the biological basis for GLP-1-based treatments.

Other areas are also attracting attention ahead of the announcement. These include research into the microbiome and the hormones leptin and ghrelin, which are involved in regulating hunger, appetite and energy balance.

Possible contenders outside metabolic research include discoveries related to stem cells and skin regeneration, optical coherence tomography, and immune-cell adhesion receptors. Breast cancer research, DNA sequencing and other advances in biomedical science have also been cited among potential areas of recognition.

Optical coherence tomography, for example, uses reflected light to produce detailed cross-sectional images of biological tissues and has become particularly important in examining the retina and optic nerve. Research into immune-cell adhesion has likewise helped scientists understand how immune cells move toward sites of infection and inflammation.

The predictions remain speculative because Nobel nominations are kept confidential for 50 years. The Nobel committees do not publicly confirm the names of current nominees, meaning that lists circulating before the announcements reflect expert expectations rather than official nominations.

The 2026 Nobel season will continue with physics on October 6, chemistry on October 7 and literature on October 8. The Nobel Peace Prize will be announced in Oslo on October 9, followed by the prize in economic sciences on October 12.

The Nobel Prizes were established according to the will of Swedish inventor and industrialist Alfred Nobel. The first awards were presented in 1901, and the prizes are traditionally presented on December 10, the anniversary of Nobel’s death. Most award ceremonies take place in Stockholm, while the Peace Prize is presented in Oslo.

The 2026 awards carry a prize amount of 12 million Swedish kronor for each category, whether the prize is awarded to an individual, a group or an organisation.