

Nutrition Diva
QuickAndDirtyTips.com, Monica Reinagel
Every week, Monica Reinagel peels back the layers of nutrition news and research, answers listener questions, and helps you feel more confident about your food and nutrition choices.
Episodes
Mentioned books

Nov 5, 2025 • 12min
Touching GRAS: What ‘generally recognized as safe’ really means
Dive into the controversial world of food safety as manufacturers exploit regulatory loopholes with GRAS status. Discover what 'generally recognized as safe' truly means and how substances gain this status. Explore the differences between U.S. and EU approval processes for food additives. Uncover the implications of self-affirmed GRAS status and the transparency (or lack thereof) of these determinations. Learn why food safety remains crucial for manufacturers and how historical usage aids in safety assessments.

Oct 29, 2025 • 20min
Can healthier soil make food more nutritious? Yes, but…
Explore how regenerative farming can improve soil health and, potentially, the nutritional quality of our food. Monica discusses the complexities behind nutrient declines in fruits and vegetables over time, revealing that not all changes stem from soil depletion. She outlines the nuances between conventional, organic, and regenerative farming, while emphasizing the broader environmental benefits. Plus, hear about the taste improvements many experience and find out how to support local regenerative farms!

Oct 22, 2025 • 8min
This is your brain on blueberries (Reissue)
Could daily blueberries boost your brain power? A recent study suggests yes, with potential cognitive improvements in older adults. However, it raises questions about the role of anthocyanins beyond just blueberries. The influence of funding from groups like the Highbush Blueberry Council on research integrity and consumer perceptions is explored. Finally, the discussion highlights the importance of consuming a variety of whole foods for optimal health, rather than relying solely on specific fruits or supplements.

Oct 15, 2025 • 12min
Is beef tallow a healthy fat?
Fast-food chains are flipping the script by frying fries in beef tallow instead of vegetable oil. Is this a healthier switch or just a trendy marketing move? The discussion dives into the nuances of saturated versus unsaturated fats, highlighting the heart-healthy benefits of tallow's oleic acid, similar to olive oil. While tallow’s stability in high heat is a plus, the overall healthiness of fries remains questionable. Monica emphasizes that frequency and dietary patterns, rather than just frying fats, play a crucial role in health.

Oct 8, 2025 • 12min
Does Time-Restricted Eating increase heart risk?
835. A new study suggests that a short eating window more than doubles your risk of dying from cardiovascular disease. But is that really what the data shows?References:Association of eating duration less than 8 h with all-cause, cardiovascular, and cancer mortality - ScienceDirect8-hour time-restricted eating linked to a 91% higher risk of cardiovascular death | American Heart AssociationExpert reaction to conference abstract about time-restricted eating and cardiovascular death | Science Media CentreFind a transcript here.
New to Nutrition Diva? Check out our special Spotify playlist for a collection of the best episodes curated by our team and Monica herself! We've also curated some great playlists on specific episode topics including Staying Strong as We Age, Diabetes, Weight Loss That Lasts and Gut Health! Also, find a playlist of our bone health series, Stronger Bones at Every Age. Have a nutrition question? Send an email to nutrition@quickanddirtytips.com.Follow Nutrition Diva on Facebook and subscribe to the newsletter for more diet and nutrition tips. Find out about Monica's keynotes and other programs at WellnessWorksHere.comNutrition Diva is a part of the Quick and Dirty Tips podcast network. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

Oct 1, 2025 • 12min
The Truth About ‘Cortisol Belly’
834. Is stress really to blame for stubborn belly fat—or is this just the latest internet hype? Let’s look at the science behind cortisol, belly fat, and what truly works.References Effects of Withania somnifera on Cortisol Levels in Stressed Human Subjects: A Systematic Review - PubMedA soy-based phosphatidylserine/ phosphatidic acid complex (PAS) normalizes the stress reactivity of hypothalamus-pituitary-adrenal-axis in chronically stressed male subjects: a randomized, placebo-controlled study - PubMedRelated episodes you may like:Foods That Burn Belly FatMidlife Weight Gain: Don't Blame Your MetabolismFind a full transcript here.
New to Nutrition Diva? Check out our special Spotify playlist for a collection of the best episodes curated by our team and Monica herself! We've also curated some great playlists on specific episode topics including Staying Strong as We Age, Diabetes, Weight Loss That Lasts and Gut Health! Also, find a playlist of our bone health series, Stronger Bones at Every Age. Have a nutrition question? Send an email to nutrition@quickanddirtytips.com.Follow Nutrition Diva on Facebook and subscribe to the newsletter for more diet and nutrition tips. Find out about Monica's keynotes and other programs at WellnessWorksHere.comNutrition Diva is a part of the Quick and Dirty Tips podcast network. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

Sep 24, 2025 • 13min
Can an estrogen-lowering diet make men more manly?
Explore the intriguing connection between diet and hormones! Discover whether foods like broccoli and red wine can really block estrogen. Learn about aromatase and its role in balancing estrogen and testosterone. While some foods show promise in lab studies, real-world effects on hormone levels appear modest. Monica breaks down the difference between supplements and their actual impact. Ultimately, she emphasizes that overall diet and weight play a far more significant role in hormone health. Tune in for insightful takeaways!

Sep 17, 2025 • 12min
Does Ozempic slow aging? Separating facts from hype
Is Ozempic the key to slowing down aging? This discussion dives into a study suggesting semaglutide might actually reverse biological aging by around 9%, especially in those living with HIV. It emphasizes the importance of scrutinizing sensational headlines while also highlighting the role of lifestyle choices in healthy aging. With insights on the use of epigenetic clocks and the need for more research, it urges listeners to question media hype and focus on evidence-backed approaches to longevity.

Sep 10, 2025 • 14min
Are industrial emulsifiers harmful to your health?
Industrial emulsifiers are common ingredients in foods like ice cream and peanut butter, but their health effects might surprise you. The discussion dives into how these emulsifiers can impact gut health and potential links to inflammation and chronic diseases. An intriguing study challenges the idea that emulsifiers increase colorectal cancer risk. Moreover, the conversation offers practical tips on how to minimize exposure, making it essential listening for health-conscious foodies and anyone curious about what's in their pantry.

Sep 3, 2025 • 10min
What are nightshades and are they inflammatory?
Explore the truth behind nightshade vegetables and their supposed inflammatory effects. The discussion clears up myths and highlights the rare instances of true sensitivities. You'll learn about the nutritional benefits these foods offer and why most of us can happily include them in our diets. The conversation aims to empower you to make informed choices based on science rather than anecdotes.


