You seem to have reactive hypoglycemia
Reactive hypoglycemia (postprandial hypoglycemia) refers to low blood
sugar that occurs after a meal — usually within four hours after eating. This is different from low blood sugar (hypoglycemia) that occurs while fasting.
Next Steps
check your random blood
sugar level during the episode.
Hba1c will not give any idea.
exact cause for this
Health Tips
Eating a balanced diet, including lean and nonmeat sources of protein, and high-fiber foods, including whole grains, fruits and vegetables.
Avoiding sugary foods and processed simple carbohydrates, such as dosa, idli,white bread or white pasta, especially on an empty stomach