The body digests different macronutrients at different rates, and also the mix of protein, carbohydrates and also fats in a meal affects how conveniently it moves through your system. Shot an experiment to watch this first-hand: Today, eat one apple by itself—chances are, you’ll feel hungry one hour later. Tomorrow, eat an apple through a offer of peanut butter, and notification how you feeling satiated longer. The peanut butter to add fat and also protein to her snack, helping tide you over till dinner. Yet what bring away place during digestion to make this true? First, you have to understand exactly how each macronutrient is processed.

You are watching: How long does pizza take to digest

“Carbohydrates are the body’s main fuel source, which method that they have to be readily obtainable to administer fuel to every part of the human body (and, in particular, your brain and working muscles) at any type of given time,” claims Susan Bowerman, MS, RD, CSSD, FAND, director of global nutrition education and also training at Herbalife Nutrition.


Sign up because that our new weekly newsletter, ThePrep, for inspiration and also support because that all your meal setup struggles.

As such, carbs have actually the shortest digestion time—and sleek ones, like crackers and also cookies, space digested much faster than unprocessed carbs, prefer the apple, which often tend to be affluent in fiber—so lock can administer quick energy. Carbs also give the body an advantage in stockpiling any excess, says Bowerman, therefore it have the right to pull from warehouse as essential (say, as soon as you’re hitting a SoulCycle class after work). 

Protein, top top the other hand, is digested more slowly than carbohydrates. The digestion process doesn’t begin until it hits the stomach, together the molecules’ huge size requires much more work from the human body to rest them down. The full malfunction of proteins right into amino acids, or “building blocks” that comprise muscles, occurs in the tiny intestine, where they’re soaked up through the minister lining right into the bloodstream, says Bowerman.

Dietary protein aren’t intended come be supplied for energy, she notes, however instead manufacture thousands of proteins in the body, from hair, skin and muscle come hormones and also enzymes an important to healthy and balanced body function. This process happens continually, so protein aren’t in demand the way carbs are.

Fats take the longest come digest—not just are castle the last of the macronutrients to leave the stomach, however they additionally don’t go with the bulk of the digestive process until they struggle the small intestine. “Since fat and also water don’t mix, the handling of dietary fat takes longer, since the end assets have to it is in water-soluble before they can be transported in the watery setting of the bloodstream,” says Bowerman.

During digestion, fat are broken down into fatty acids and glycerol, which space then took in by the intestine; then they need to be reassembled v some protein to be transported right into the blood. Since this have the right to take a long time—up to 6 hours, states Bowerman—the body doesn’t use fats to provide quick energy, and as such, they become a primary way we save calories, together body fat.

The trouble with understanding just how each macronutrient is digested is that we hardly ever consume macronutrients in isolation—so exactly how long it actually takes to digest a meal can vary extensively (for example, even a high-fat food like peanut butter also contains protein, and even a couple of carbs). On average, it takes 24-72 hrs for a meal to move completely through her digestive tract, says Mary Creel, a registered dietitian with eMeals. Yet that can vary significantly from human to person; digestion is impacted by your sleep, stress level, water intake, activity level, gut health, metabolic rate and age, states Creel. A study indigenous the mayo Clinic even uncovered a substantial difference in cradle time among genders: The mean transit time v the huge intestine was 33 hrs for men and also 47 hrs for women.

A complex carb, oatmeal is a good source of soluble fiber and also has a high satiety ranking, as it soaks up water and delays emptying into the stomach. It has actually a longer digestion time 보다 a refined cereal, favor Frosted Flakes.

This additionally has a high satiety ranking, but due come the high water content, it could only take an hour to digest. Have a source of protein together with this carbohydrate to continue to be fuller longer.

Pizza has actually carbs in the crust, sauce, and also vegetable toppings, to add high fat and protein in the cheese, and any meat toppings. The higher fat way it takes longer to digest.

If you include an oil-based dressing or a protein like cheese or chicken, digestion will take longer. While a salad top top its very own will digest quickly, the high water and also fiber contents of lettuce and vegetables helps you feeling full.

It counts on the size and toppings the the burger, however a meal choose this needs a lot of digestive power to failure the large molecules in protein and also fat. Nearly hard to think it deserve to take days to digest, isn’t it?

You can count on a full 12 hours for this one to rest down, due to the high fat content v eggs and cream cheese (aka, don’t setup on hitting the gym a couple of hours after ~ dessert, or you’ll endure some severe stomach pains.)

Drink at the very least 8-10 cup of water a day to store things moving, and also regularly consume fruits and vegetables v high water content, choose watermelon or salad. Creel likewise recommends acquisition a day-to-day probiotic because that gut health. One additional tip: consuming all your calories within a 12-hour time frame—a concept the science ar calls “time-restricted feeding”—could likewise be an essential to optimum cradle health, follow to recent research.

See more: Capital One Auto Finance Auto Loans Phone 1-800-946-0332, Auto Finance Contact

“It’s all about staying in sync with organic rhythms of your body clock,” claims Dr. Pamela Peeke, MD, MPH, FACP, FACSM, chair that the Jenny Craig science Advisory Board. She advises she clients to follow the 12-12 rule, an interpretation a 12-hour window of eating adhered to by a 12-hour window of fasting. (For example, if you finish dinner at 7:00 p.m., girlfriend don’t eat again till 7:00 a.m. The next morning.) This an approach allows her body to optimally digest your meal and convert from glucose metabolism come fat metabolism, using fat together fuel. Ultimately, she says, you must look in ~ eating and also digestion together a method to nourish your body and provide it v the fuel the needs.