Nutrition Basics

field roast, Very Good Butchers, and lightlife vegan sausages
6 High-Protein Vegan Sausages Dietitians Love
Nutrition
Healthy roasted sugar snap peas. Top view on a dark paddle board over slate
Sugar Snap Peas Nutrition: Benefits, Risks and How to Eat Them
Nutrition
Vitamin B-rich salmon on cutting board
10 Foods High in Vitamin B for Plant-Based and Meat-Eaters Alike
Nutrition
Fresh Cassava root on wooden table with blurred garden background. Copy space.
Yuca Nutrition: Benefits, Risks, Cooking Ideas and More
Nutrition
Person working in their home office eating breakfast
The 9 Best Foods to Help You Focus
Nutrition
sesame seeds in bowl on table with tahini and bread
Are Sesame Seeds Good for You? Nutrition, Benefits, Risks and Recipes
Nutrition
Raw selenium-rich Brazil Nuts in bowl
21 Foods High in Selenium for Thyroid Health
Nutrition
bowl with fresh estrogen-rich edamames, a food high in phytoestrogens, ready to eat.
14 Foods High in Phytoestrogen That Are Really Good for You
Nutrition
Fresh Salad Dressing in jar with Rosemary, Garlic and Lemon
4 Surprising Foods That Can Make You Sick if You Don’t Store Them Correctly
Nutrition
Zuccini slices
Zucchini Nutrition 101: Benefits, Risks, Recipes and Tips
Nutrition
Top view on green broccoli on wooden table showing harvesting season
Broccoli Nutrition 101: Health Benefits, Risks and Easy Recipes
Nutrition
Healthy vegan bowl plant based meal with saponin-rich chickpeas
What Are Saponins and Are They Actually Bad for You?
Nutrition
Preparing Homemade Spaghetti Bolognese
15 Surprising Foods With Added Sugar
Nutrition
omega-6 rich Fresh Tofu and Spring Onions
10 Foods High in Omega-6 That Are Really Good for You
Nutrition
copper-rich fried liver with spices and cherry tomatoes on a cutting Board.
11 Top Foods High in Copper to Add to Your Diet
Nutrition
man eating noodles from takeout carton in front of computer
8 Nutrition Mistakes to Avoid if You Want to Age Well
Nutrition
Antioxidant-rich small red beans on table with spoon
19 Foods High in Antioxidants to Eat More Often
Nutrition
hand pouring oat milk into cup of iced coffee
6 Mistakes That Make Oat Milk Unhealthy
Nutrition
Close-Up Of fiber-rich passionfruit In Bowl On Table
40 Foods High in Fiber for Good Gut Health
Nutrition
Cropped image of couple of hands cutting onion and garlic on cutting board in kitchen
Why You Should Never Store Onions and Garlic in the Fridge
Nutrition
homemade cream of leek soup with croutons in bowl on wooden board
Smart Swaps for the 8 Saltiest Foods on the Planet
Nutrition
Polyphenol-rich cloves with spoon on wood table.
13 Tasty Foods High in Polyphenols to Stock Up On
Nutrition
Carbohydrate-rich mashed sweet potatoes on wooden table
20 Foods High in Carbohydrates That Are Really Good for You
Nutrition
Healthy Organic Quinoa Tabouli Salad in white bowl on table
The One Carb Dietitians Want You to Eat More Often (It’s Not Brown Rice)
Nutrition
Eating grilled vegan tofu and vegetable skewers
OK, But What Are Antioxidants Really?
Nutrition
vitamin E-rich Wheat Germ Oil in glass jar and ears of wheat on a light green background.
The 18 Best Foods High in Vitamin E for Healthy Skin
Nutrition
Friends making a healthy meal in the kitchen
How Upcycled Food Can Help Combat Food Waste and Save You Money
Nutrition
custom graphic showing hands holding fork and knife with salmon on plate
How Bad Is It Really to Eat Farm-Raised Salmon?
Nutrition
bowl of spaghetti with peas with Bragg nutritional yeast on the side
The 5 Best Nutritional Yeast Brands to Make Everything Taste Cheesy
Nutrition
Healthy young woman in a kitchen with fruits and vegetables and juice
6 Foods That Can Change the Color of Your Pee
Nutrition
Healthy sautéed magnesium-rich spinach with minced garlic in white bowl on kitchen cloth
14 Foods High in Magnesium for Muscle and Nerve Health
Nutrition
An illustration of tilapia on a plate with hands holding a fork and knife in the foreground
How Bad Is It Really to Eat Tilapia?
Nutrition
Phosphorous-rich Jumbo Shrimp Scampi Sauteeing in Butter and Olive Oil
12 Foods High in Phosphorus for Strong Teeth and Bones
Nutrition
vitamin A-rich Sweet Potatoes with Melting Butter and Cracked Pepper
30 Foods High in Vitamin A for Sharp Vision
Nutrition
vitamin k-rich spinach sauteed with garlic
23 Top Foods High in Vitamin K for Blood and Bone Health
Nutrition
vitamin c-rich Guava Fruit
24 Foods High in Vitamin C for a Healthy Immune System
Nutrition
Woman scooping yogurt into bowl in kitchen
If You Take Iron in the Morning, You Might Need to Rethink Your Breakfast
Nutrition
Poached eggs with salmon and avocado on the plate, side view
17 Foods That Can Improve Your Mood
Nutrition
Close-up of omega-3-rich flax seeds in a ceramic spoon on white background
18 Foods High in Omega-3s for Better Brain Health
Nutrition
Crispy dried iodine-rich seaweed on wooden plate
15 Foods High in Iodine for a Healthy Metabolism
Nutrition
Cannellini beans beef slow-cooker stew on the wooden table, top view. Autumn, winter seasonal, healthy comfort food
The One Protein Gastroenterologists Want You to Eat More Often
Nutrition
Mature athletic woman eating an apple after exercising in health club.
6 Surprising Foods That Help Bad Breath
Nutrition
Couple chopping vegetables and making salad in kitchen
139 Nutrition Statistics You Need to Know
Nutrition
woman eating breakfast bowl of fruit yogurt seeds and chocolate
19 Foods High in Calcium (That Aren't Just Dairy)
Nutrition
Foods high in healthy fats, including avocado, salmon, olives, nuts and seeds, on wooden board
15 Foods High in Healthy Fat That You Should Be Eating
Nutrition
Probiotic tablets and capsules and wooden spoon on bright light green background.
How to Pick the Best Probiotic for You, and 8 Quality Brands to Buy
Nutrition
Woman eating a zinc-rich oyster, close-up at a restaurant
18 Foods High in Zinc for a Stronger Immune System
Nutrition
Woman eating orange in office with plant
8 Surprising Foods That Can Cause Bad Breath
Nutrition
Sardines with tomato and garlic
7 Reasons Dietitians Want You to Eat More Sardines
Nutrition
Bell pepper Shakshouka with naan
16 Mediterranean Diet Staples to Buy at Trader Joe's
Nutrition
Cooking with salmon
The One Dinner Sleep Experts Want You to Eat More Often
Nutrition
Custom graphic showing person next to weights walking away from protein shake
How Bad Is It Really to Skip Protein After a Workout?
Nutrition
red-haired woman reading ingredients and nutrition label on food products at the grocery store
9 Sneaky Nutrition Claims Not to Fall for at the Grocery Store
Nutrition
Homemade toast sandwich with potassium-rich salmon, avocado and chili jam on white wooden board
24 Foods High in Potassium for a Healthy Heart
Nutrition
Young woman pouring coffee in cup at home
This Is Why Your Coffee Isn't Working Anymore, and How to Do a Caffeine Tolerance Reset
Nutrition
Close-Up Of Juice With Avocado And Kiwi On Table
15 Anti-Inflammatory Drinks You Can Easily Make at Home
Nutrition
Woman wearing a face mask shopping for whole grain bread in the grocery store
Your Ultimate Guide to Buying Whole Grains, According to a Dietitian
Nutrition
Barbecued protein-rich salmon, fried potatoes, vegetables and lemons on plate
21 Foods High in Protein for Plant-Based and Meat-Eaters Alike
Nutrition
Asian woman enjoying a whole chicken leg meal in a cafe
The Chicken Cut Dietitians Want You to Eat More Often (It's Not the Breast)
Nutrition
A woman eating an iron-rich beef burger outdoors
20 Tasty Foods High in Iron You’ll Love
Nutrition
focus on fried chicken tenders in basket with beer
6 Foods That Can Cause Diarrhea
Nutrition
an adult holds a pill to their lips with a glass of water
5 Supplements That Can Cause Diarrhea (and How to Prevent It)
Nutrition
Cup of cappuccino coffee with croissants
The 7 Worst Breakfast Foods for Inflammation
Nutrition
mixed media graphic showing hand spooning yogurt next to probiotic pills on green background
What Really Happens to Your Body When You Start Taking Probiotics
Nutrition
A young woman drinks green smoothies and eats a burger in a vegan fast food restaurant
5 Dietary Fiber Mistakes You're Making (and How to Fix Them)
Nutrition
custom graphic showing hand with spoon putting collagen powder into mason jar
What Really Happens to Your Body When You Take Collagen
Nutrition
graphic showing a bowl of spaghetti and meatballs on bed at night
How Bad Is It Really to Eat Carbs Before Bed?
Nutrition
people clinking orange juice glass together at breakfast
The 3 Worst Types of Drinks for Inflammation
Nutrition
Greek yogurt granola Pomegranate parfait
5 Gut-Healthy Foods Your Diet Is Missing (and How to Enjoy Them)
Nutrition
Man's hand showing man eating sushi in sushi bar
4 Reasons to Eat a Little More Fish
Nutrition
Woman with headphones, using smartphone and drinking coffee for breakfast in her kitchen
The 7 Best Dietitian-Led Podcasts for Free, Trustworthy Nutrition Advice
Nutrition
Young woman taking fresh healthy vegetables from fridge
10 Foods You Should Stop Storing in the Fridge
Nutrition

We believe healthy eating habits are the foundation of good health. At our nutrition basics page, we offer a variety of resources to help you understand the food groups, macronutrients, micronutrients, portion sizes and more.

Our team of nutrition experts provides in-depth articles on a variety of nutrition-related topics, such as how to read food labels, how to build a balanced meal and how to make healthy food choices when dining out.

We understand nutrition can be a complex and confusing topic, which is why we strive to present information in a clear and easy-to-understand manner. Whether you're looking to improve your overall health, manage a specific health condition or just learn more about nutrition, our nutrition basics page has something for everyone.