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Portion Size Estimation

Some people find it difficult to estimate food portions and quantities, especially for foods that can’t be easily measured using standard tools like cups or tablespoons.

Below is a guide to estimating portion sizes using everyday objects:


  • 1 cup = a baseball
  • 1/2 cup = a lightbulb
  • 2 tablespoons = a golf ball
  • 1 slice of bread = a cassette tape
  • 85g of meat or chicken = a matchbox
  • 40g of cheese = 3 dice

To make it easier, we’ll divide the foods into main groups using the comparisons above:


Grains & Bread Group

Food Item

Portion Size Equivalent

1 cup cornflakes

Baseball

1 pancake

CD

1/2 cup cooked rice

Lightbulb

1/2 cup cooked pasta

Lightbulb

3 cups popcorn

3 baseballs


Vegetables & Fruits Group

Food Item

Portion Size Equivalent

1 medium fruit

Baseball

1/2 cup grapes

16 grapes

1 cup strawberries

16 strawberries

1 cup green salad

Golf ball

1 cup cooked vegetables

Baseball

1 baked or boiled potato

Computer mouse


Dairy & Cheese Group

Food Item

Portion Size Equivalent

40g of white or yellow cheese

3 dice (matchbox size)

1 cup yogurt

Baseball

1/2 cup ice cream

Lightbulb


Meats, Fish & Nuts Group

Food Item

Portion Size Equivalent

80g of meat or chicken

Deck of cards

80g of grilled fish

Small notebook

2 tablespoons hummus

Golf ball

2 tablespoons peanut butter

Golf ball


Fats & Oils Group

Food Item

Portion Size Equivalent

1 tablespoon butter

Thumb

1 tablespoon salad dressing

Thumb

1 tablespoon mayonnaise

Thumb

1 tablespoon oil

Thumb


Sweets Group

Food Item

Portion Size Equivalent

1 thin slice of cake

Playing card

1 cookie

2 large coins