Food network made a great visual guide to show how 100-calorie servings of different healthy food look.
Broccoli Spears
9 (about 5 inches long) = 100 calories
Baked Potato
1 small (1 3/4 to 2 1/2 inches in diameter) = 100 calories
Raspberries
100 = 100 calories
Asparagus Spears
31 = 100 calories
Low-Fat Cheddar Cheese
2 (1-ounce) cubes = 100 calories
Radishes
100 = 100 calories
Pretzels
21 unsalted minis = 100 calories
Garlic
22 cloves = 100 calories
Red Kidney Beans (Canned)
82 = 100 calories
Sardines
4 canned in oil, drained = 100 calories
Baby Carrots
28 = 100 calories
Brussels Sprouts
12 raw = 100 calories
Dry-Roasted Cashew Halves
15 pieces = 100 calories
Celery
16 ribs = 100 calories
Dried Figs
5 = 100 calories
Seedless Raisins
50 = 100 calories
Okra Pods (Steamed or Boiled)
43 cooked = 100 calories
Whole-Grain Penne (Dry)
34 pieces = 100 calories
Sun-Dried Tomatoes
20 = 100 calories
Green Beans
60 raw = 100 calories
Seedless Grapes
33 = 100 calories
Shrimp (Steamed or Boiled)
13 large = 100 calories
Radicchio Leaves
54 = 100 calories