Harvard Healthy Eating Plate

The Healthy Eating Plate

Create healthy, balanced meals using this visual guide as a blueprint.

A variety of carbohydrates, such as butternut squash, spaghetti squash, acorn squash, zucchini, and radishes


The type of carbohydrate you eat is more important than the amount.

book and fork and knife

Diet Reviews

A look at some popular diets—and the research behind them.

person taking phone survey

Take Our Survey

Share your experience using the website, and offer any suggestions that may help us improve The Nutrition Source!

A variety of protein foods, including egg, salmon, beef, chicken, beans, lentils, almonds, quinoa, oats, broccoli, artichokes, yogurt, cheese, and tofu


Protein is an essential macronutrient, but not all protein food sources are created equal.

Cookbook of tomato recipes next to a basket of my fresh garden tomatoes.


Healthy eating begins in the kitchen, whether at home or another venue.

Blueberries in a bowl

The Nutrition Source Update

A monthly e-newsletter with practical strategies for healthy living.

Olive oil being poured onto salad with tomatoes

Fats and Cholesterol

When it comes to dietary fat, what matters most is the type of fat you eat.

Stethoscope atop medical papers

Disease Prevention

Type 2 diabetes and heart disease is striking people at younger ages – but prevention is in our power.

Kid's Healthy Eating Plate

Kid's Healthy Eating Plate

A visual guide to encourage children to eat well and keep moving.

Wooden spoon full of salt

Salt and Sodium

The human body needs some sodium but too much can lead to health problems.

bean sprout emerging from the ground


Explore this multifaceted issue, in which food production and our diets play a major role.