Keri Glassman, MS, RD, CDN

Keri Glassman, MS, RD, CDN, is a renowned celebrity nutritionist, healthy cooking expert, and wellness thought-leader. She is the founder and CEO of Nutritious Life and The Nutritious Life Studio, an online certification that provides unparalleled, forward-thinking education to individuals of various backgrounds looking to establish successful careers in the health and wellness industry.

Keri is a Today Show Tastemaker and a contributing editor and advisory board member for Women’s Health Magazine. She is the author of four bestselling books, including The New You and Improved Diet and The O2 Diet. She’s also regularly featured on national television programs like The Today ShowGood Morning America, and The Rachael Ray Show and is a prolific contributor and commentator for countless other top media outlets.

She resides in New York City with her smoothie-obsessed children, Rex and Maizy.




Keri Glassman, MS, RD, CDN's Articles



The Ultimate (and Easy) 4-Day Cleanse

Ask Keri: I want to try a cleanse, but I’ve failed every juice cleanse I’ve tried. Any other options?  Keri […]

READ ARTICLE

The Benefits of Nutritional Yeast

Oh nutritional yeast, how much do we love you? A lot. While it may not sound appealing to many, nutritional […]

READ ARTICLE

What is Kefir?

WHAT IS KEFIR? Kefir is made by fermenting milk (goat’s or cow’s) with kefir grains—these are not what you traditionally […]

READ ARTICLE

What is Chicory Root?

Most people know, by now, that eating a high fiber diet may improve digestion and prevent blood sugar spikes. But, […]

READ ARTICLE

Is Hard Seltzer Healthier Than Beer or Wine?

Keri weighs in on the now popular hard seltzers—like White Claw and Truly—that are everywhere.

READ ARTICLE

Ask Keri: Should I Take Melatonin to Help Me Sleep?

Keri Says:  By now, most of us understand the importance of sleep, yet most of us aren’t getting the quality […]

READ ARTICLE

How To Tell If Instagram Health Trends are Really True

How To Tell If Instagram Health Trends are Really True

Time to start evaluating based on facts, not followers.

READ ARTICLE


3 Key Skills To Help You Start a Wellness Business

3 Key Skills To Help You Start a Wellness Business

Yeah, we’d rather be geeking out on nutrition research, too. But this stuff is important.

READ ARTICLE

How to Get New Clients

How to Get New Clients

Keri shares a few tips from the many years of building her own RD business.

READ ARTICLE

Should You Be Working in Wellness?

Should You Be Working in Wellness?

Try asking yourself these questions before making your big career move.

READ ARTICLE

I’m a Wellness Professional, Should I Give Out Free Advice?

Your sister is one thing, but now your kids’ teacher wants nutrition guidance?

READ ARTICLE

How to Fight Distraction, Find Productivity as a Wellness Entrepreneur

Even for wellness pros, figuring out how to fight distraction is a serious challenge when starting out as your own […]

READ ARTICLE

The Biggest Career Mistakes I’ve Made

The Biggest Career Mistakes I’ve Made

Ask Keri: What were some of the biggest mistakes you’ve encountered in your career?  Keri says: Oh my goodness, where […]

READ ARTICLE

Is Popcorn Healthy?

It’s a whole-grain, fiber-rich food, but there are issues with how it’s served and packaged that you should know about.

READ ARTICLE

Healthy Eating 101: How to Eat Healthy in College

Healthy Eating 101: How to Eat Healthy in College

For those headed to college, it can be a nerve-racking time of change. New housing, new friends, new classes—essentially a […]

READ ARTICLE

Are Sweet Potatoes Healthy?

Are Sweet Potatoes Healthy?

The nutrition facts, plus how they compare to white potatoes.

READ ARTICLE

Why We Should Stop Using The Words ‘Moderation’, ‘Willpower’ and ‘Guilt’

You wouldn’t have polished off that pint of Ben & Jerry’s had you had more willpower, right? Weakling. But, then […]

READ ARTICLE

Become Totally Sugar Savvy

Become Totally Sugar Savvy

Learn sugar science, understand how to prevent cravings, and get amazing low-sugar recipes.

READ ARTICLE

Top Superfoods To Boost Your Health

Top Superfoods To Boost Your Health

We throw the term around all of the time—from acai to turmeric—but most of us don’t really know the ins-and-outs […]

READ ARTICLE

Is the News Making You Feel Unmotivated?

Is the News Making You Feel Unmotivated?

Ask Keri: The news cycle has me feeling really low and unmotivated. What are some ways to stay focused on […]

READ ARTICLE

How to Establish Financial Independence

For the Pro is a video series where we speak to amazing business leaders in the health, wellness and nutrition […]

READ ARTICLE

For the Pro: How To Become a Philanthropic Company

For the Pro: How To Become a Philanthropic Company

“For the Pro” is a video series where we speak to amazing business leaders in the health, wellness, and nutrition […]

READ ARTICLE

How Many Hours of Sleep Do You Really Need?

How many hours of sleep do you get every night? 5? 6? 7? How many pounds do you want to […]

READ ARTICLE

9 Simple Anti-Inflammatory Recipes

9 Simple Anti-Inflammatory Recipes

Berries and greens and cinnamon, oh my!

READ ARTICLE

5 Tips for Better Heart Health No Matter How Young You Are

I take your heart health seriously, no matter how young or old you are. Heart disease is the No. 1 […]

READ ARTICLE

10 Black Nutrition and Fitness Pros to Follow on Instagram

Okay, we’re not trying to pretend we’re going to fix racism in America by making another list of Black women […]

READ ARTICLE

7 Nutrients You Need for Healthy Hair

Healthy hair is more coveted than the perfect pair of jeans but sometimes more elusive than the perfect avocado. While we […]

READ ARTICLE

7 Sex-Drive Foods to Boost Your Libido

7 Sex-Drive Foods to Boost Your Libido

What the heck is a sex-drive food? Research has shown all kinds of habits lead to great sex, from regular […]

READ ARTICLE

Diets Decoded: The Sirtfood Diet

Diets Decoded: The Sirtfood Diet

We’re going to let you in on a little secret. Most popular healthy diets that are touted for weight loss—from […]

READ ARTICLE

Diets Decoded: The Gundry Diet

Diets Decoded: The Gundry Diet

It’s all about eliminating lectins—but is that necessary?

READ ARTICLE

5 Underrated, Nutritious Root Vegetables to Add to Your Diet

5 Underrated, Nutritious Root Vegetables to Add to Your Diet

Sweet potatoes and carrots steal the spotlight, but there are many other amazing options if you dig into the dirt.

READ ARTICLE

13 Foods a Nutritionist Always Has in the Fridge

13 Foods a Nutritionist Always Has in the Fridge

Ask Keri: What foods do you always have in your kitchen to stay on track with eating healthy?  The only […]

READ ARTICLE

How to Boost Diversity in the Wellness Industry, According to BIPOC

Wellness companies across the US, including Nutritious Life, are striving to become more diverse within the walls of their own […]

READ ARTICLE

How to Get Back on Track With Your Diet

How to Get Back on Track With Your Diet

Ask Keri: Help! How do I get back on track with my diet after I have fallen “off” the diet […]

READ ARTICLE

The 10 Most Filling Vegetables

Ask Keri: When I fill most of my plate with veggies, I end up hungry right after I eat. Which […]

READ ARTICLE

The Truth About Intermittent Fasting: Is It Good for Weight Loss and Overall Health?

Ask Keri: It seems like everyone is talking about intermittent fasting. As an RD, do you recommend the practice? Keri […]

READ ARTICLE

What Are the Health Benefits of Antioxidants?

What Are the Health Benefits of Antioxidants?

Reduced risk of cancer and a healthier heart? Yes, please!

READ ARTICLE

What Are Antioxidants and Are They Really That Important?

Ask Keri: What Are Antioxidants, and How Do They Fit Into My Healthy Lifestyle? Keri says: Over the past decade, […]

READ ARTICLE

Why You Need to Eat a High-Fiber Diet

Ask Keri: I keep hearing I should be eating a high-fiber diet. Why? Keri says: You see and hear about […]

READ ARTICLE

Are Impossible Burgers and Beyond Burgers Healthy?

Faux meat is trending, but should you eat it?

READ ARTICLE

3 Rules to Enjoy Halloween Sweets and Stay Healthy

I’m a nutritionist who believes in Halloween sweets and treats. There is a time and a place (and an amount) […]

READ ARTICLE

Gut Love: 3 Facts About Prebiotics Your Tummy Will Adore

Gut Love: 3 Facts About Prebiotics Your Tummy Will Adore

This post was created in partnership with Benefiber. If you’re a regular reader of ours, you know how important it […]

READ ARTICLE

Lean Protein 101: Why We Need It and the 10 Best Sources for It

Along with carbohydrates and fat, protein completes the trifecta of macronutrients we rely upon—the calorie-providing nutrients our bodies need in […]

READ ARTICLE

How to Eat Healthier Every Single Day

If we all knew how to eat healthier, we’d all be doing it, right? The truth is, eating healthy is […]

READ ARTICLE

3 Nutritionist-Approved Halloween Treats

Many of us who are trying to eat well find Halloween to be as haunted as that house on the […]

READ ARTICLE

3 Reasons Why I Love Fat

Fat doesn’t make you fat. I promise! Fat is your friend. Not your enemy. But I still get questions all […]

READ ARTICLE

The Best Fermented Foods and How to Add Them to Your Diet

The Best Fermented Foods and How to Add Them to Your Diet

Time to overcome your ferment-o-phobia to reap the many gut health benefits.

READ ARTICLE

Do Nootropics Really Work to Boost Mental Health and Performance?

Do Nootropics Really Work to Boost Mental Health and Performance?

Promises of improved focus, creativity, and memory are pretty alluring.

READ ARTICLE

Sugar Cravings: 5 Reasons They Happen and How to Stop Them

Sugar Cravings: 5 Reasons They Happen and How to Stop Them

It’s like a little army of meanies grab hold of you and torture you until you feed them jellybeans, right?

READ ARTICLE

9 Weight Loss Tips During Thanksgiving

9 Weight Loss Tips During Thanksgiving

You’re looking for weight loss tips because you want to do Thanksgiving differently this year, right? Usually, you eat until […]

READ ARTICLE


4 Benefits of Sex You Need to Know About

Ask Keri: I’ve heard one benefit of sex is weight loss. Is it true? Keri Says: I’m an open book, put-it-all-out-there kind […]

READ ARTICLE

Carrageenan Explained: What It Is, and When and Why to Avoid Eating It

Sometimes it feels like everything we eat is so complicated. It can be really hard to say with 100% confidence […]

READ ARTICLE

Sexercise Your Way to Happier—and Yes, Healthier—You

Sexercise. You either just blushed when I said it, or you already have your pants unbuttoned. No judgment either way, […]

READ ARTICLE

What Is the Healthiest Sugar Substitute?

What Is the Healthiest Sugar Substitute?

The best plan, of course, is to break up with sugar altogether. But for moments when you really, really just need a little sweetness, there are better options out there. Get the facts on natural sweeteners, from agave to stevia.

READ ARTICLE

How Often You Should Have a Cheat Meal

I hate the concept of a cheat meal or cheat days. Yup, despise. OK, I know that sounds a little […]

READ ARTICLE

Stevia in Your Diet: Yay or Nay?

Do the green leaf and the word “natural” on the box of Stevia at the supermarket make you wonder if […]

READ ARTICLE

How to Stop Burping, Farting, Heartburn, and Bloating

No one said it would be pretty, but we all want some answers.

READ ARTICLE


3 Ways to Stop Emotional Eating This Holiday Season

Emotional eating is totally a thing, and if there’s ever a time that it’s more likely to happen, it’s the […]

READ ARTICLE

3 Reasons Why Stress and Weight Gain Go Together

One of my clients is a model student. Her food journals are impeccable. Her hard work is admirable. If she […]

READ ARTICLE

How to Boost Your Immune System with Food

How to Boost Your Immune System with Food

Yes, chicken soup makes the cut. But there’s so much more!

READ ARTICLE

Forget Resolutions: Here are 3 Goals for Health and Happiness in the New Year

Forget Resolutions: Here are 3 Goals for Health and Happiness in the New Year

New year, new you! Looking at you, girl, with all your best intentions wrapped around you like a warm and […]

READ ARTICLE

Fish for Breakfast? You Bet! Find Out Why This Should Be Your New Morning Food

Who doesn’t like to eat breakfast foods at dinnertime? You’re a grown up. You can eat what you want, when […]

READ ARTICLE

How Much Water Do You Really Need to Drink?

How Much Water Do You Really Need to Drink?

Is that whole “eight glasses” idea a myth?

READ ARTICLE

Ask Keri: Can You Get Vitamin D Through a Window?

Ask Keri: Can You Get Vitamin D Through a Window?

Ask Keri: My husband spends a lot of time driving from place to place for his job. Even though he’s […]

READ ARTICLE


Should You Take Probiotics?

Ask Keri: Should I be taking probiotics? Keri Says: I get this question. A lot. I’ve realized that most people asking, however, […]

READ ARTICLE

Dried Fruit 101: Is it Healthy? And Is Freeze-Dried Better than Regular Dried?

Dried Fruit 101: Is it Healthy? And Is Freeze-Dried Better than Regular Dried?

How to choose the healthiest snackable fruit at the grocery store.

READ ARTICLE

Is Ketchup Good For You? The Pros and Cons of This Favorite Condiment

The all-American condiment has some sort of magical appeal, but is it ruining your (or your kids’) healthy meals?

READ ARTICLE

The Amazing Artichoke: How to Steam Them, Cook With Them and Much More

Spring is just around the corner, and that means one thing: Delicious spring veggies are going to be showing up […]

READ ARTICLE

Should You Drink Water While Eating?

Ask Keri: I’ve heard it’s a bad idea to drink water while eating. Is this true? Keri says: Hydration is […]

READ ARTICLE

In the Kitchen with Keri: How to Go Way Beyond Avocado Toast

We share heaps of healthy information on Nutritious Life’s blog every day, but “In the Kitchen with Keri” is your […]

READ ARTICLE


28 Anti-Bloat Foods to Eat When You’re Feeling Puffy

28 Anti-Bloat Foods to Eat When You’re Feeling Puffy

Reach for these after an indulgent holiday weekend or before a big occasion.

READ ARTICLE

How to Satisfy Your Sweet Tooth Without Added Sugar

How to Satisfy Your Sweet Tooth Without Added Sugar

There are plenty of naturally sweet foods you can reach for instead of hitting the office vending machine.

READ ARTICLE

12 Awesome Healthy Snacks On The Go

Healthy snacks are hard enough to pack as part of your normal routine, so when it comes to traveling, packing […]

READ ARTICLE

The 5 Most Important Minerals You Should Be Getting in Your Diet

The 5 Most Important Minerals You Should Be Getting in Your Diet

Minerals affect energy levels, healthy bones, and proper thyroid function.

READ ARTICLE

The Best Portion Control Hack to Avoid Overeating

Figuring out how much you need to eat to reach your goal (weight loss or just maintaining!) is just as […]

READ ARTICLE


Create a Bedtime Routine for Better Sleep

Ask Keri: Lately I’ve been really overwhelmed and stressed, and it’s been affecting my sleep. What is your bedtime routine? […]

READ ARTICLE

10 Sweet Snacks That Are Also Amazingly Healthy

I have tons of clients who are self-sabotaged by their own sweet tooth. Some bemoan the vending machine that calls […]

READ ARTICLE

How to Turn Picky Eaters Into Healthy Eaters

Q: My kids are picky eaters. How can I get them to eat better? A: Picky eaters cause more stress in my […]

READ ARTICLE

Creatine Might Just Be Your New BFF Supplement for Perimenopause

Perimenopause can be a challenging time for many women. To say the least. This phase can be quite the rollercoaster, […]

READ ARTICLE

3 High Protein Breakfasts You Can Make in Under 5 Minutes

Breakfast to many, can feel like a cruel daily challenge created just to test you and make sure you’re really […]

READ ARTICLE

The Ultimate Guide to Sugar Alternatives

Do you know anyone not trying to cut back on sugar? Thought so. It seems like everyone these days is […]

READ ARTICLE

The Perfect Complement: Why Dairy and Plant-Based Foods Are Better Together

This post is in partnership with Undeniably Dairy. If you haven’t heard, plant-based eating is one of the biggest nutrition […]

READ ARTICLE

Nurturing Vision and Mind: The Lutein Connection

This article was written in partnership with OmniActive Health Technologies for its “Lutein for Every Age” initiative. When we think […]

READ ARTICLE

Diet Treats That May Be Tricking You

I’m a nutritionist who believes in sweets and treats. (Gasp, right?!) I use the term “conscious indulgence” to help my […]

READ ARTICLE