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Welcome to our health education library. The information shared below is provided to you as an educational and informational source only and is not intended to replace a medical examination or consultation, or medical advice given to you by a physician or medical professional.

How to Judge the Size of ServingsC“MO CALCULAR EL TAMA‘O DE LAS PORCIONES

How to Judge Size of Servings

Some foods are weighed in ounces. Some are measured in spoons or cups. Others, like fruits, are based on an average, or medium, size. Below are some serving sizes and tips to help you judge just what 1 serving looks like.



  • A serving of meat, poultry, or fish is 2 to 3 ounces.

  • A serving of natural cheese is 11/2 ounces. A serving of processed cheese is 2 ounces.


1 ounce of cheese is about the size of a domino.
Deck of cards
3 ounces is about the size and thickness of a deck of cards.



A Medium-Sized Piece

  • A serving of fresh, whole fruit is 1 medium-sized piece.

  • A serving of melon is one 2-inch slice.


small fist
A medium-sized fruit is about the size of a small fist.
3 fingers
A 2-inch slice of melon is about the width of 3 fingers.



   Tablespoons and Teaspoons

  • A serving of peanut butter is 2 tablespoons.

  • A serving of salad dressing is 1 tablespoon.

  • A serving of fat, oil, or sugar is 1 teaspoon.


A teaspoon is about the size of a penny.
A tablespoon is about the size of a quarter.
2 tablespoons is about the size of a walnut.




  • A serving of these foods is 1/2 cup: cooked cereal, rice, dried beans, or pasta; cooked or chopped raw vegetables; chopped, cooked, or canned fruit.

  • A serving of vegetable or fruit juice is 3/4 cup.

  • A serving of these foods is 1 cup: raw, leafy vegetables, berries, milk, or yogurt.

  • A serving of ready-to-eat cereal is 1/2 cup,  3/4 cup, or 1 cup. The "Nutrition Facts" label tells you just how much 1 serving is.


carton of yogurt
1 cup is about the size of an 8-ounce carton of yogurt.
ice cream scoop
1/2 cup is about the size of an ice cream scoop.
styrofoam cup
3/4 cup is the size of a standard styrofoam cup.

Publication Source: American Dietetic Association

Publication Source: National Heart Lung and Blood Institute

Publication Source: Weight Control Information Network

Online Source: American Dietetic Association

Online Source: National Heart Lung and Blood Institute

Online Source: Weight Control Information Network

Date Last Reviewed: 2005-11-16T00:00:00-07:00

Date Last Modified: 2002-07-09T00:00:00-06:00

Jay L. Jordan, MD, is an experienced cardiologist and internal medicine physician who provides a comprehensive range of cardiac care services in Beverly Hills, Los Angeles, Santa Monica, Glendale, Burbank, Calabasas and nearby communities. Take the first step in preventing and controlling heart disease with symptoms such as angina, arrhythmias, atrial fibrillation, cardiomyopathy, carotid artery disease, chest pain, congestive heart failure, coronary vascular disease, hypertension, palpitations, shortness of breath and stroke. Call Dr. Jay L. Jordan at 310-854-5493 or request an appointment online.

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