It is important to seek urgent medical help (via NHS 111, urgent care, or A&E as appropriate) if you experience severe, persistent abdominal pain (especially if radiating to the back, which may indicate pancreatitis), jaundice/fever/right upper quadrant pain (possible gallbladder disease), inability to keep fluids down, minimal urine output, or signs of dehydration such as dark urine or dizziness
Autophagy 15(3):453465 Hubbard BP, Sinclair DA (2014) Small molecule SIRT1 activators for the treatment of aging and age-related diseases
They are often used for people who have difficulty absorbing B12 from food or supplements due to conditions like pernicious anemia, gastrointestinal disorders (e.g., Crohns disease, celiac disease), or after certain surgeries (e.g., gastric bypass)
Weight loss and caloric restriction represent the most significant mechanism