Skip to content Post-Meal Energy Drop Analyzer
Identify what triggers your afternoon slump. Log your meal details below to calculate the probability of a “food coma” (postprandial somnolence) and get tailored advice to keep your energy stable.
Analyze Your Meal
Crash Analysis Results
Identified Triggers & Fixes
Note:
This assessment is for educational purposes to help optimize daily habits. Extreme, chronic fatigue after meals could be a sign of insulin resistance, diabetes, or food intolerances. Please consult a doctor if symptoms severely impact your life.
The Science of the “Food Coma”
Blood Flow Diversion
Digesting a heavy meal is hard work. Your body shifts massive amounts of blood flow from your brain to your GI tract, leading to lethargy.
The Insulin Crash
Refined carbs cause blood sugar to spike. Your pancreas pumps out insulin to clear it, often overcorrecting and causing a rapid “crash” (reactive hypoglycemia).
Delayed Emptying
Meals exceptionally high in fat (like fast food) slow down gastric emptying. This prolongs the heavy, sluggish feeling in your stomach for hours.
Energy & Digestion FAQs
What is “Postprandial Somnolence”?
It is the medical term for a “food coma.” It describes the normal state of drowsiness or lassitude following a meal, heavily influenced by meal composition, size, and circadian rhythms (like the natural afternoon dip).
Why do carbohydrates make me sleepy?
High-glycemic carbs trigger insulin, which helps certain amino acids enter your muscles but leaves tryptophan in the bloodstream. This tryptophan crosses the blood-brain barrier and is converted into serotonin and melatonin, the sleep hormones.
Will walking after a meal help?
Yes, absolutely. A 10-15 minute light walk after eating uses the glucose circulating in your blood for immediate muscle energy, significantly blunting the insulin spike and subsequent crash.
