Nutrition Basics

a young bald black male runner wears a blue tank top and leans forward in the starting position
Pregame Meals for Sprinters
Nutrition
several capsules dishwasher soap with dish
What Are Sodium Carbonate & Sodium Percarbonate?
Nutrition
Healthy breakfast with cereal, fresh berries, yogurt and honey over white rustic wooden table viewed from above
Is Eating Fruit After a Meal Bad for You?
Nutrition
Closeup shot from the pull ring on a beverage can
Glycemic Index & Diet Drinks
Nutrition
Fishes on Ice 4
What Are the Health Benefits of Smelt?
Nutrition
Wine glasses with white wine on white tablecloth
Can Alcohol Affect Potassium Levels?
Nutrition
A senior man eating a hamburger
Normal Caloric Intake for Men
Nutrition
Grapes, wine and cheese platter
Can Eating Cheese Cause Weight Gain?
Nutrition
Top view of a variety of healthy food
How to Calculate the Amount of Nutrients You Need Each Day
Nutrition
Thirsty young blond woman drinking milk
Does Milk Contain Electrolytes?
Nutrition
Healthy organic porridge topped with berries
6 Benefits of Eating Porridge (Which Is Not the Same as Oatmeal)
Nutrition
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Why Do We Burp After Drinking Soda?
Nutrition
Scoop of chocolate whey isolate protein
6 Side Effects of Nitro Tech Protein to Beware
Nutrition
Greek salad with country bread and home made white wine
Balsamic Vinegar vs. Cider Vinegar
Nutrition
Measuring tape and scale
Caloric Intake for Men Vs. Women
Nutrition
Raw organic bee pollen, royal jelly and honey in jar. Bee pollen granules. Apitherapy.
Is Royal Jelly Equal to B-Complex?
Nutrition
Flax seeds in  wooden bowl , linseed oil on  wooden background
The Dosage of Ground Flaxseed
Nutrition
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Is Frozen Fruit Healthy?
Nutrition
Grilled chicken leg and green vegetables on cutting board
Is Grilled Chicken Healthier Than Baked Chicken?
Nutrition
Olive oil and green olives shot from above
Does Olive Oil Make You Fat?
Nutrition
Close view of muscular person on treadmill holding bottle of krealkyline true athlete creatine shake
What Are the Benefits of Kre-Alkalyn?
Nutrition
Fresh Wild Mushrooms
What Happens if You Eat Fungi?
Nutrition
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Benefits of Squash Seeds
Nutrition
Cooking of vegetables
Low-Sodium Chinese Foods
Nutrition
Directly Above Shot Of Food On Table
Why Is Activia Yogurt Good for You?
Nutrition
View of coffee cup with latte art straight from above
How Well Does Coffee Keep You Awake?
Nutrition
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The Importance of Diet and Nutrition After ACL Reconstruction
Nutrition
Shrimp grilled with beer
Can I Lose Weight If I Eat Shrimp?
Nutrition
Hands slicing rhubarb stalks with other ingredients on side
What's the Difference Between Burdock and Rhubarb?
Nutrition
Avocado and poached egg sandwich, close up
What Does 1000 MCG of B12 Vitamin Mean?
Nutrition
Pouring balsamic vinegar onto fresh vegetable salad on plate, closeup
Is Balsamic Vinegar Unhealthy?
Nutrition
Professional sprinter walking towards starting line on running track
When to Use Pyramid or Needle Track Spikes
Nutrition
Freshness Orages and Blossoms
The Effects of Eating Too Many Oranges
Nutrition
Canned green tomatoes
What Are the Benefits of Food Processing?
Nutrition
Person with black hair wearing a green t-shirt and sitting on their couch taking iron pills because their iron is level 5
Is an Iron Level of 5 g/dL Dangerous?
Nutrition
Magnesium symbol. Element of the periodic table zoomed with
Similarities Between Magnesium, Calcium, Potassium & Sodium
Nutrition
Raw pork chops
How Long Do Vitamins and Zinc Stay in the Body System?
Nutrition
Bowl of green salad with avocado, arugula, cherry tomatoes and sunflower seeds
Fatigue While on a Calorie Restricted Diet
Nutrition
Assortment of healthy vitamin B12, cobalamin source food
What Is Methyl B-12?
Nutrition
Top View Woman Hand Holding Latte
Does Caffeine Affect Dopamine Levels?
Nutrition
Directly Above Shot Of Pizza On Table
Eating Pizza After a Workout
Nutrition
Athletic girl focused on fitness training with ropes at gym
Is It Better to Work Out Before or After Breakfast?
Nutrition
Canned tuna fish with vegetable in bowl
Tuna & Fiber
Nutrition
a collage of some of the best protein bars for weight gain, including Perfect Bar, ProBar, and Clif Builders bar on a yellow background
The 8 Best Protein Bars for Weight Gain, According to a Dietitian
Nutrition
Three types of spaghetti, tomatoes and herbs
Is Spaghetti Good for Weight Loss?
Nutrition
Southwest beef enchilada.
List of Sodium Content of Foods in Mexican Restaurants
Nutrition
Directly Above Shot Of Food On Table
Is Yogurt Good to Eat If You Have High Cholesterol?
Nutrition
Soft drinks
Diet Soda and Diarrhea
Nutrition
Directly Above Shot Of Milk Glass On Table
List of Natural Alkaline Drinks
Nutrition
Black beans and rice with pepper cilantro zucchini  and a lime wedge in a blue bowl on gray wooden table next to a spoon
Is Eating Rice and Beans Healthy?
Nutrition
Cocoa pod
What Is Raw Cacao Powder?
Nutrition
salted peanuts
Monkey Nuts Nutrition
Nutrition
Fresh Red Carrot Juice
Is it Better to Drink Carrot Juice or Eat Whole Carrots?
Nutrition
Fish oil on wooden spoon with wooden background
How Soon to Stop Taking Fish Oil Before Surgery
Nutrition
yogurt with ripe fresh raspberry
What Is the Difference Between Activia and Regular Yogurt?
Nutrition
three bowls of various ice creams
Does Ice Cream Make You Fat?
Nutrition
Glass of orange juice and slices of orange on wooden
Vitamin C for Fever
Nutrition
Broccoli in an old metal colander
Foods That Fight Lymphoma
Nutrition
Fried salmon fillet rustic serving
What Does It Mean If I Have a Vitamin D Level of 12?
Nutrition
Woman taking vitamins with glass of water
FDA-Approved Vitamins
Nutrition
Molasses
Iron Deficiency and Blackstrap Molasses
Nutrition
Hands peeling apple
Is Apple Peel Good for You?
Nutrition
Pregnant person eating fruit salad
How Much Vitamin C and Zinc Can I Take While Pregnant?
Nutrition
Woman shopping at a grocery store
What Is Ash in Food?
Nutrition
Three Fresh raw sea bream fish (dorado) on gray background. Healthy food concept. Top view, copy space
The Effects of Eating Fish on the Libido
Nutrition
Cropped Hands With Beer On Table
Should You Drink Alcohol With a Cold?
Nutrition
Antacid tablets
Medications That Contain Lactose
Nutrition
Woman lifting weights
Calories Per Day For Weightlifting
Nutrition
Wheat grass juice in a mason jar on a rustic aged wood table top.
The Best Juices to Drink in the Morning
Nutrition
Two women running in the countryside
3 Vitamins That Are Awesome for Your Lungs
Nutrition
Potatoes, Sweet Potatoes and Acorn Squash
Bodybuilding Benefits of Sweet Potatoes
Nutrition
bowl of yoghurt with mint leaf
Probiotics & Cipro
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.