Meals that pair carbohydrates with protein and fat also tend to last longer, helping curb the urge to snack or overeat between meals
Lunch and dinner patterns The peak appetite suppression window at roughly 48 hours post-injection means that if you inject Sunday evening, Tuesday is your strongest suppression day
This binding reduces appetite intensity and increases satiety, allowing patients to consume fewer calories without constant hunger
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When that process slows, your usual timing can shift

Warning signs that calorie intake may be inadequately low include: Excessive fatigue or weakness interfering with daily activities Dizziness or lightheadedness , particularly upon standing Hair loss beyond normal shedding (may indicate protein deficiency) Difficulty concentrating or persistent brain fog Rapid weight loss exceeding 1.5 kg per week consistently Muscle weakness or loss of functional capacity Menstrual irregularities in premenopausal women Seek urgent medical advice (via NHS 111 or A&E if severe) for: Severe, persistent abdominal pain, especially if radiating to the back (possible pancreatitis) Right upper quadrant pain, fever, or yellowing of the skin/eyes (possible gallbladder disease) Persistent vomiting leading to dehydration Symptoms of hypoglycaemia (if taking insulin or sulfonylureas) Patients with pre-existing eating disorders or disordered eating patterns require particularly careful monitoring, as Ozempic's appetite-suppressing effects may exacerbate unhealthy relationships with food
