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.

Woman waking up feeling well-rested.

Gut Health & Sleep: 6 Ways to Support Your Microbiome for Better Rest

While the state of your gut microbiome massively impacts digestion, it also plays a significant role in the quality of...

Protein Fasting for Increased Lifespan detox human cell

Everything You Need to Know About Autophagy

Spoiler alert: Juice cleanses and detox teas don’t hold a candle to your body’s ability to detox. One of the...

Woman using a foam roller on her quadriceps.

Not Sure What to Do on Rest Days? Learn 10 Ways to Optimize Your Workout Recovery

While beginners may be eager to get back in the gym right away, personal trainers and experienced strength training enthusiasts...

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Intuitive Eating: How to Lose Weight By Listening to Your Body

Intuitive eating is a trend that continues to gain steam in the nutrition world. It’s a response to the traditional...

Woman holding pill in hand at desk

What Is Bioavailability? How to Make Sure Your Supplements Actually Work

If you take supplements and want to get what you’re paying for, bioavailability is a big deal. How do you...

hand holding white supplements

Top Supplements for Stress

In addition to quality sleep, fueling up with nutritious foods and exercising, there’s another tool in the self-care toolbox that...

Energy + Focus vs. Clarity + Focus: What’s the Difference?

Balancing life and work can feel like an uphill battle. Brain supplements help you stay focused and sharp by ensuring...

5 Health Goals That Aren’t Weight Loss

You are more than a number on a scale. Health isn’t just your weight: It’s how well you feel and...

Squares of a Bulletproof Chocolate Bar

Is Chocolate Healthy? 8 Surprising Answers to Questions About Chocolate

There’s so much to love about chocolate. That rich taste, signature smell and many different flavors are what keep people...

Woman eating a bar of chocolate for gut health

Is Chocolate Good For You? The Health Benefits of Chocolate

Theobroma cacao, the Latin name for chocolate, means “Food of the Gods” for a reason. It’s a heavenly way to...

Ginseng roots and powder laying on travertine counter

Panax Ginseng: Uses, Benefits and More About This All-Star Adaptogen

Panax ginseng may sound like a complicated science term, but people across the globe have relied on this humble root...

Hand scooping Bulletproof Energy Collagen Protein into coffee mug

What Are Adaptogens? 11 Natural Herbs to Keep You Balanced

Even if you’re dialed in with your diet and workout routine, the external stressors of work, family and everything in...

Athletic woman doing full-body workout with ropes.

The Ultimate Bulletproof Guide to Fitness, Exercise Supplements and Recovery

Achieving your fitness goals requires more than just loading up a barbell and hitting some full-depth squats and picture-perfect deadlifts....

Assorted probiotic foods on a table.

Inside Bulletproof: You Already Know About Prebiotics and Probiotics—Time to Meet Postbiotics

You have likely heard of prebiotics and probiotics, but have you heard of postbiotics? While the term may be new,...

Man meditating outside

Your Guide to Light Therapy for Better Energy, Sleep and Mood

Light isn’t just good for your plants—it’s also good for your cells. From red light to sunshine, light benefits your...

Coffee cup and roasted coffee beans with lemon slices.

Lemon Coffee for Fat Burning: Is the Juice Worth the Squeeze?

Could a squeeze of citrus in your morning cup of joe help you burn fat? While TikTok users around the...