It activates one of the body's master regulators of metabolism, an enzyme called AMP kinase, triggering some of the same benefits that fasting and exercise provide to our cells
However, if you are also taking insulin or sulphonylureas, you must not drive if your blood glucose is below 5 mmol/L, and you must be able to recognise and manage hypoglycaemia warning signs as per DVLA guidance
In addition to supporting weight loss, this can contribute to better overall metabolic health and a stronger foundation for long-term results
If semaglutide is frozen, even for a short period, it should be discarded and not used
Its crucial to understand that current research has limitations
Doherty, University College Dublin, Ireland Reviewed by Jonathan Soldera, University of Caxias do Sul, Brazil Agnese Favale, University of Cagliari, Italy Updates Copyright 2026 Lee, Bajgain and Lightner