Plant-Based Diet & Dementia Risk Explained: Brain Health, Nutrition Myths & What to Eat

Summary

Podcast Episode Summary

Podcast: The Clay Travis and Buck Sexton Show
Title: Plant-Based Diet & Dementia Risk Explained: Brain Health, Nutrition Myths & What to Eat
Date: April 9, 2026
Featured Expert: Dr. Nicole Saphier
Producer: iHeartPodcasts

---

Episode Overview

This special installment features Dr. Nicole Saphier in a segment titled "Wellness and Mass." Dr. Saphier delves into the latest research on plant-based diets and dementia risk, dispelling common nutritional myths and providing clear, actionable guidance on optimizing diet for brain health. The discussion is practical, evidence-based, and laced with lighthearted, relatable humor about balanced eating and family life.

---

Key Discussion Points and Insights

1. New Study Links Plant-Based Diet to Reduced Dementia Risk

Timestamp: 01:10 – 01:50

• A recent study indicates people following plant-based diets may have up to a 20% lower risk of dementia.
• Dr. Saphier immediately clarifies:
  • "Does this mean that we all need to become vegetarian? Well, no, no, no, of course not."
  • She points out she isn't a vegetarian herself but emphasizes flexibility rather than rigid dietary dogma.

2. The Science Behind Meat, Fat, and Dementia

Timestamp: 01:50 – 02:40

• Too much meat (especially fatty cuts) introduces more fat and cholesterol, which can lead to atherosclerotic plaque in arteries.
• This arterial damage can result in microvascular disease in the brain, reducing blood flow and contributing to some forms of dementia.

3. Moderation and Meat: A Balanced Approach

Timestamp: 02:40 – 03:07

• Dr. Saphier argues there are indeed nutritional benefits in meat and animal products:
  • "You can eat meat. You should actually, there's a lot of nutritional benefits in meat and animal products. I mean, whole milk is a staple here in the Saphier household, as are eggs. And you know, we eat steak maybe once a week and we try to do lean meats like chicken and obviously fish as much as possible." (03:00)
• The focus, she says, should be on cutting fatty foods and ultra-processed foods and replacing them with nutrient-rich plant foods.

4. What to Eat for Brain Health

Timestamp: 03:08 – 04:00

• Leafy greens (spinach, kale, arugula, romaine):
  • High in folate, vitamin K, and antioxidants, linked to slower cognitive decline.
• Berries (blueberries, strawberries):
  • Rich in flavonoids, beneficial for combating oxidative stress.
• Nuts and seeds, especially walnuts:
  • "If you look at a walnut, what does it look like to you? It looks like a mini brain. You know why it looks like a mini brain? Because it's good for your brain. At least that's what I tell my kids." (04:13)

5. Herbs, Spices, and Supplements

Timestamp: 04:17 – 04:49

• Emphasizes the benefits of herbs – turmeric, rosemary, sage, bacoma monnieri, ginseng, ginkgo biloba.
  • "These are all supposed to be good for fighting inflammation and also have been linked possibly to helping with brain health." (04:32)
• Mentions the creation of a supplement line ("Droprx") with these herbs for daily use.

6. Practical Advice for Listeners

Timestamp: 04:50 – 05:36

• Don't have to be perfect, vegan, or vegetarian.
• Incremental progress matters:
  • "Maybe try and just be plant based one day a week. There’s a lot of things you can do for your protein and your fiber and your other things." (05:20)
• Eating more plants and fewer fatty, processed foods is the key takeaway.

7. Diet as a Tool for Brain Longevity

Timestamp: 05:30 – 05:36

• Dr. Saphier closes with:
  • "It may be one of the most powerful tools we have, our diet to protect our brain health as we age."

---

Notable Quotes & Memorable Moments

• On study interpretation:
  • "So does this mean that we all need to become vegetarian? Well, no, no, no, of course not." (01:17)
• On dietary moderation:
  • "You can eat meat. You should actually, there's a lot of nutritional benefits in meat and animal products..." (03:00)
• On walnuts and cognitive health:
  • "If you look at a walnut, what does it look like to you? It looks like a mini brain. You know why it looks like a mini brain? Because it's good for your brain. At least that's what I tell my kids." (04:13)
• On leafy greens for brain aging:
  • "Leafy greens like spinach, kale, arugula, these are packed with folate, vitamin K and antioxidants that have been linked to slower cognitive decline, meaning you stay sharp, cognitively sharp longer." (03:40)
• On a flexible approach:
  • "You don’t need to be perfect and you don’t need to go fully vegetarian or vegan or whatever the latest trend diet is." (05:03)
• Final advice:
  • "It may be one of the most powerful tools we have, our diet to protect our brain health as we age." (05:34)

---

Timestamps for Important Segments

• 01:10 – Introduction and overview of the plant-based diet and dementia study
• 01:50 – How meat and artery health affect the brain
• 03:08 – Concrete examples of brain-healthy foods
• 04:17 – The role of herbs and supplements
• 04:50 – Real-life, incremental diet advice
• 05:30 – Summary and encouragement for listeners

---

Conclusion

Dr. Nicole Saphier offers a pragmatic, science-based assessment of diet and brain health, cutting through nutritional hype with humor and actionable tips. Her guidance emphasizes balanced, incremental changes—aiming for more vegetables and whole foods, not dietary perfection—as a powerful means to preserve cognitive health over the long term.

Transcript

[A]

This is an iHeart podcast. Guaranteed.

[B]

Human cervical cancer is one of the most preventable cancers we face today. Yet more than 13,000 women will be diagnosed in 2026, and over 4,000 will lose their lives. Many of these cases happen because screening wasn't done in time. Even with the HPV vaccination, regular screening is still essential. More than half of new cervical cancer cases occur in women who have never or rarely been screened. At LabCorp, we are here to support those conversations and prevention. Visit our Women's health page on labcorp.com

[A]

you know what they say. Early bird gets the ultimate vacation home. Book early and save over $120 with VRBO, because early gets you closer to the action, whether it's waves lapping at the shore or snoozing in a hammock that overlooks. Well, whatever you want it to. So you can all enjoy the payoff come summer with VRBO's early booking deals. Rise and shine. Average savings, $141. Select homes only.

[C]

Welcome to Wellness and Mass. I'm Dr. Nicole Safire, and this is your weekly rundown. Well, a new study just came out linking those who eat a plant based diet have up to a 20% lower risk of dementia. So does this mean that we all need to become vegetarian? Well, no, no, no, of course not. In fact, we just finished eating steaks here at the Sapphire House. So I'm certainly not encouraging everyone else to go out and be a vegetarian while I am not, because that would make me a hypocrite and I am not. Let me break down this study a little bit for you and then let's talk about it. So the reality is, the more meat you eat, there is more fat in it, there's more cholesterol in it, and that can cause atherosclerotic PLA buildup in your arteries. Now, if you have buildup in your arteries, that can cause microvascular disease in your brain, that can actually lead to dementia. It's a form of dementia when it comes from decreased blood flow. So in theory, if you cut back some of the fatty foods you eat and you replace it with healthier plants. Yeah. I mean, you're reducing your risk of atherosclerotic disease, and that, in turn, would reduce your risk of dementia. So I get it. But it's not just about, okay, no meat and eat whatever you want, like ultra processed foods and sugars. No, no, no, no, no. What they're saying is, listen, you can eat meat. You should actually, there's a lot of Nutritional benefits in meat and animal products. I mean, whole milk is a staple here in the Sapphire household, as are eggs. And you know, we eat steak maybe once a week and we try to do lean meats like chicken and obviously fish as much as possible. What we're talking about is removing some of the fatty foods and replacing them with whole nutrient dense, plant based foods that support the vascular health and also brain function. So what does that look like in real life? Well, we absolutely need to start with leafy greens. I just planted my spring garden and it is full of leafy greens. In fact, I have four different types of lettuce from kale to spinach to romaine and I don't know, something else. I think that had purple in it because I, I thought it might look pretty. But yeah, leafy greens like spinach, kale, arugula, these are packed with folate, vitamin K and antioxidants that have been linked to slower cognitive decline, meaning you stay sharp, cognitively sharp longer. Then if you layer in berries like blueberries, strawberries, these are rich in flavonoids, that could help combat oxidative stress. I also like to say don't forget about nuts and seeds, specifically walnuts. If you look at a walnut, what does it look like to you? It looks like a mini brain. You know why it looks like a mini brain? Because it's good for your brain. At least that's what I tell my kids. Yeah, walnuts linked to brain health and that can give you steady energy, but it also can give you a good source of fiber. Now here's something that people overlook, which you've heard me talk about it, which is why I created Droprx and the liquid herbs to begin with. Because I actually really do like adding herbs to my daily wellness routine. Specifically turmeric, rosemary, sage, bacoma, monieri, ginseng, These are all. And ginkgo biloba. These are all supposed to be good for fighting inflammation and also have been linked possibly to helping with brain health. That's why a lot of em are in focus. One of the tinctures of Droprx. I am married to a neurosurgeon. You think I can't avoid the whole brain health conversation. So of course we needed to have a brain health one. So bottom line, you don't need to be perfect and you don't need to go fully vegetarian or vegan or whatever the latest trend diet is. But you know, shifting your plate just a little bit, maybe just a little bit more plants and fruits in your plate that might be good. You know, it's okay to have your meat, but make sure you're getting those leafy greens in and maybe, maybe try and just be plant based one day a week. There's a lot of things you can do for your protein and your fiber and your other things. And hey, research is starting to show it might be good for your brain. So it may be one of the most powerful tools we have, our diet to protect our brain health as we age. I'm Dr. Nicole Safire. That's your weekly rundown. Thank you so much for listening. Be sure to listen to Wellness on Mass on iHeartRadio, Apple Podcasts or wherever you get your podcasts. It's Dr. Nicole Safire from Wellness and Mass. One of the most common challenges I see is that people want to eat healthier, but they don't always know what to cook. That's where Snapshot Recipes becomes incredibly useful. It gives you multiple ways to instantly create a meal. You can snap a photo of the ingredients you have, upload a meal photo that you want to recreate, or simply type in what you're craving. Every recipe includes step by step instructions and complete nutrition facts. It removes the guesswork and makes consistency easier. Download Snapshot Recipes today and get your first month free.

[D]

With Vrbill's last minute deals, you can save over $50 on your spring getaway. So whether it's a mountain Escape city break or a week at the beach, there's still time to get great discounts. Book your next day now. Average savings $72.00 select homes only.