Conversely, daytime fat burners, which rely heavily on caffeine, yohimbe, or other stimulants to increase thermogenesis (heat production) and energy, take the opposite approach
For many people, nausea, constipation, fatigue, heartburn, early fullness, or food noise show up most clearly in the first weeks after a dose increase, then settle as the body catches up
Opinion: Weight-loss drugs may trigger the next restaurant crisis Some people experience gastrointestinal side-effects including nausea, vomiting, constipation and diarrhea
Prud'homme GJ, Kurt M, Wang Q
How retatrutide compares to semaglutide and tirzepatide for appetite suppression Context matters
They also boost insulin production, slow digestion and make people feel full longer, helping them slim down in record time