You feel nauseous every time you eat because of :
Severe migraines lead to nausea after eating
Contaminated food or not properly cooking food causes what is known as food poisoning, which results in nausea
Allergy and food intolerance
Problems in one of the organs of the digestive system lead to nausea after eating.
Nausea is the most common side effect of many medications, such as antibiotics and pain relievers
Psychological problems such as anorexia nervosa
Hormone levels rise during pregnancy
Eating a lot of food