Reviewer: Theresa Greenwell

Theresa Greenwell is the Scientific Affairs Manager at BulletProof 360. She received her degree in Dietetics from the University of North Carolina at Greensboro and has over 16 years of experience in supplement and nutritional product formulating, regulatory affairs, scientific research, and marketing. Having grown up as an overweight child, she strives to make products that will help others reach their weight and health goals in a way that is maintainable, not just temporary.

Theresa is passionate about animal welfare, history, health and hanging out with friends and family. She enjoys archery, target shooting, singing, dancing, hiking, roller skating and amusement parks.

Black and white photo of woman sleeping in bed

How to Sleep Better and Manage Stress with Exercise

You’re in bed, staring up at the ceiling and wondering why you can’t fall asleep. The reality is, there are a lot of valid reasons to be stressed right now. Stress can keep you up at night, leaving you feeling anxious and tense. What are ways to relieve stress so...

woman placing Bulletproof collagen peptides in her pantry

How to Stock a Healthy Pantry with Long-Lasting Staples, Plus Recipes

Your pantry is a wonderland. It’s the key to nutritious meals that you can rely on, whether you’re strapped for time or trying to limit your trips to the grocery store. The thing is, common lists of pantry staples aren’t always ideal, especially if you follow a keto, paleo, gluten-free...

Whey protein supplement

6 Best Workout Supplements to Supercharge Your Training

Whether you’re just starting a new workout routine or have been hitting the gym for a while, you might be wondering whether workout supplements can make a difference. Many products on the market today make extensive claims. What are the best workout supplements to hit your goals, and which ones...

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Constantly Snacking? Nutrition Expert Shares How to Eat Mindfully

You’re home. So is your fridge. Whether you’re bored, stressed or working from home, it’s tempting to eat throughout the day when you’re just a few feet away from the kitchen. We spoke with Jacqueline Hale, IFPA Nutrition Specialist and owner of Jackie Yvonne Nutrition, about how to manage your...

rooibos tea benefits

Rooibos Tea Benefits Weight Management, Plus 9 Other Reasons to Drink It

Introducing rooibos (pronounced “ROY-boss”), one of the hottest teas to drink right now. An herbal tea from South Africa, rooibos is a delicious, caffeine-free way to upgrade your tea habit. While other teas have an acquired taste, rooibos tea has a sweet, mild flavor profile with notes of honey and...

sliced meat on a plate with fork

6 Ways to Improve Sleep Using Food

Not only does the Bulletproof Diet help you feel more focused and energized, it also supports better sleep. That’s because eating more quality fats and nourishing your body gets people much closer to where they need to be in terms of sleep quality and quantity. Here are the top six...

Acetyl L Carnitine

How Acetyl-L-Carnitine Burns Fat and Powers the Brain

Acetyl-L-carnitine (ALCAR) is a powerful addition to your supplement toolbox. This valuable little molecule has been a staple in the bodybuilding and brain-hacking communities for years now, thanks to its ability to help you lose weight and power up your brain. Read on to learn more about the benefits of...

Male stretching in bed

Could Your Sleep Chronotype Be the Key to Productivity Even if You’re Not a Morning Person?

The sleep chronotype theory proposes that, at least in terms of productivity, night and morning people are equals who simply operate on different schedules. “The early bird gets the worm.” “Early to bed and early to rise makes a [human] healthy, wealthy and wise.” Those colloquial proverbs tell us that...

Person sitting out in nature

Why Self-Care Should Be Part of Your Wellness Routine

Contrary to what you’ll see in your Instagram feed, self-care isn’t always about lavish trips to the spa or digging into a pint of ice cream. It’s about behaviors and actions that allow you to pause and free up mental space. You might not associate self-care with your diet, but...

Filets of salmon on paper

What Is the Pegan Diet? What Happens When Paleo Meets Vegan

The pegan might have been named for the paleo and vegan diets, but it doesn’t require you to eat like a caveman and banish animal products. The diet is a set of eating habits that Dr. Mark Hyman believes reflect what our bodies need to maintain optimal health. The majority...

Hands measuring MCT oil next to a blending with coffee inside

What Is MCT Oil? The Ultimate Guide to MCT Oil Supplements

What is MCT oil? MCT stands for medium-chain triglyceride oil. Triglycerides are the molecules that make up most fats. MCTs are found in coconut oil, palm oil, goat milk and even breast milk. MCT oil is an easy-to-digest source of energy that you can add to your smoothies, recipes and...

Woman looking at sleep tracker in bed

We Tested Four Sleep Tracker Apps and Wearables: Here are the Best Ones

Statistics show that a third of people reading this do not get enough sleep. Not getting enough sleep makes you feel groggy and distracted, and it has long-term effects. Insufficient sleep increases your risk of conditions like: Diabetes Heart disease Depression Hormone imbalances Cancer There are hundreds of other conditions...

Plate of salmon and vegetables on orange table

The Ultimate Diet Guide: Pros and Cons of Popular Diets

A diet isn’t necessarily a way to lose weight. The word “diet” just refers to the way you habitually eat — but for decades, different styles of eating have come and gone (and, in some cases, come back again). What are they all saying, and which one is right for...

Keto Chocolate Covered Bacon_up close

Easy Keto Snacks To Satisfy Your Cravings Anytime

The key to a delicious and nutritious easy keto snack is not only lower carbs, but also satisfying flavor. Tasty snacks are a great way to bump up your healthy fat intake on the keto diet, and the whole food, high-fat recipes in this article are perfect for a between-meal boost...

Mature woman running outdoors

What Is NAD+?

When it comes to the supplements NAD+ doesn’t always get the praise it deserves. Amino acids, multivitamins and protein powders get all the attention, but if you’re looking to support healthy aging, listen up. So, what is NAD+? Short for nicotinamide adenine dinucleotide, NAD+ is a coenzyme: a compound that...

Person eating a salad with meat and shaved vegetable

Are You a Sugar Burner or a Fat Burner? Why Your Metabolism Can Do Both

You always need a snack. You get mega sugar cravings. You’re constantly dealing with stubborn belly fat. Sound familiar? You might be a sugar burner, which means you primarily burn carbs (sugar) for energy. No, that’s not a bad thing. Lots of people burn carbs for fuel. The thing is,...