While you may need to gently swirl it to ensure the solution is mixed (if instructed by your provider), aggressive shaking can lead to shear stress, which can physically damage the protein molecules
Bain SC, Hansen BB, Malkin SJP, Nuhoho S, Valentine WJ, Chubb B, et al
In 2025, several professional organizations, including The Obesity Society (TOS), the American College of Lifestyle Medicine (ACLM), the American Society for Nutrition (ASN), and the Obesity Medicine Association (OMA), issued clinical guidance emphasizing nutritional assessment and management of gastrointestinal side effects during therapy
Cost and availability Semaglutide is currently available in the UK through private clinics and, in some cases, specialist NHS pathways