Visual Portion Guide
Learn to estimate portions using hand sizes and common objects.
Meat, Fish, Poultry
3 oz ≈ Palm of your hand
About the size and thickness of your palm (no fingers)
Cheese
1 oz ≈ Your thumb
From tip to base of your thumb
Your Hand = Your Portion Guide
Cupped Hand
1/2 cup grains or pasta
Closed Fist
1 cup vegetables
Palm
3 oz protein
Thumb
1 tbsp fats
Skip the guessing with Calvin
Get precise portions with AI-powered photo analysis
Related Guides Articles
Calorie Cycling Explained: Higher and Lower Days on the Same Weekly Total
Calorie cycling spreads the same weekly total unevenly across seven days. Here is what the matched-calorie trials actually found, and when the uneven version is easier to hold.
How to Count Calories at a Buffet or Potluck Without Weighing Anything
How to count calories at a buffet or potluck when nothing has a label. What the portion research says, which dishes actually cost you, and how to log the plate afterward.
Counting Calories on a Budget: Cheap Food That's Easy to Track
Counting calories on a budget doesn't mean worse accuracy. Here's what the price research shows, and which cheap staples are easiest to weigh and log correctly.