Habits and Hustle - Episode 392: Layne Norton: The BEST Diet to Follow + Is Diet Coke Actually Bad For You?

Episode Date: October 25, 2024

Ever wondered which diet is the best? Or if artificial sweeteners are actually bad for you?  In this Fitness Friday episode, I chat with nutrition expert Dr. Layne Norton as he reveals a surprising t...ruth about dieting. We discuss why personalization matters in choosing a diet strategy, the truth about artificial sweeteners and diet soda, and how cognitive dissonance affects our diet beliefs.  Tune in for evidence-based perspectives that might challenge what you thought you knew about dieting.  Layne Norton is the founder of BioLayne. He created the company to provide ethical, science-based coaching that synthesized real-world experience with evidence-based protocols. In his coaching career, he has turned over 70 people pro and reshaped the way that countless people think about nutrition. To that end, Layne completed a BS in Biochemistry and a Ph.D. in Nutritional Sciences, honing his intellectual skills under Dr. Donald Layman, one of the foremost researchers on protein metabolism and fat loss in the world. What we discuss:  Comparison of different diets for long-term weight loss Personalization of diet strategies Flexible dieting approach Diet soda and artificial sweeteners Effects on weight loss Impact on gut microbiome Common misconceptions Breakdown of aspartame and its components Find the full episode here:  https://podcasts.apple.com/us/podcast/episode-245-layne-norton-the-secret-hack-to-following/id1451897026?i=1000614962499  Thank you to our sponsors: Therasage: Head over to therasage.com and use code Be Bold for 15% off  TruNiagen: Head over to truniagen.com and use code HUSTLE20 to get $20 off any purchase over $100. Magic Mind: Head over to www.magicmind.com/jen and use code Jen at checkout. BiOptimizers: Want to try Magnesium Breakthrough? Go to https://bioptimizers.com/jennifercohenand use promo code JC10 at checkout to save 10% off your purchase. Timeline Nutrition: Get 10% off your first order at timeline.com/cohen Air Doctor: Go to airdoctorpro.com and use promo code HUSTLE for up to $300 off and a 3-year warranty on air purifiers.  Find more from Layne Norton, PhD:  Website: https://biolayne.com/ Instagram: @biolayne  Find more from Jen: Website: https://www.jennifercohen.com/ Instagram: @therealjencohen Books: https://www.jennifercohen.com/books Speaking: https://www.jennifercohen.com/speaking-engagements Learn more about your ad choices. Visit megaphone.fm/adchoices

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Starting point is 00:00:00 Hi guys, it's Tony Robbins. You're listening to Habits and Hustle. Crush it! Hey friends, you're listening to Fitness Friday on the Habits and Hustle podcast where myself and my friends share quick and very actionable advice for you becoming your healthiest self. So stay tuned and let me know how you level that. Before we dive into today's episode, I first want to thank our sponsor, Therisage. Their Tri-Lite panel has become my favorite biohacking thing for healing my body. It's a portable red light panel that I simply cannot live without.
Starting point is 00:00:47 I literally bring it with me everywhere I go. And I personally use their red light therapy to help reduce inflammations in places in my body where honestly I have pain. You can use it on a sore back, stomach cramps, shoulder, ankle. Red light therapy is my go-to. Plus it also has amazing anti-aging
Starting point is 00:01:07 benefits including reducing signs of fine lines and wrinkles on your face, which I also use it for. I personally use Therisage Trilite everywhere and all the time. It's small, it's affordable, it's portable, and it's really effective. Head over to Therisage.com right now and use code BEBOLD for 15% off. This code will work site-wide. Again, head over to Therisage.com and use BBulled for 15% off any of their products. Now if we look at does one diet stand out as better than the others? So there's two studies I'm thinking of. There was one looking at four different diets and one looking at 14 different diets.
Starting point is 00:02:04 Both were systematic reviews and they looked at long-term weight loss. And what they found was basically no diet performed better than another diet. But in one of them, they stratified people regardless of diet type from least adherent to most adherent. And wouldn't you know it, from least adherent to most adherent, there was a linear reduction in body weight. So again, I know this sounds very much like a cop out, but whatever you can stick to, whatever you can sustain is going to be the best diet for you. Now that appears to be extremely individual. I've had people say to me, I did intermittent fasting and I didn't even feel like I was dieting. I've had people say, I tried everything and I did low carb and it felt easy.
Starting point is 00:02:46 I've had people say, I did a plant-based diet and I was so full all the time, it felt easy. If you're gonna lose weight and keep it off, you have to follow some form of restriction, but you should choose the form of restriction that feels the least restrictive to you and also don't assume that it'll be the same for everybody. So for me, I tried the whole eat clean 20 years ago
Starting point is 00:03:09 when I was getting into bodybuilding, when I felt, what I found out was I was binging on the weekends. And I remember one day I just had like mowed down a whole pizza and I was like, you know, I feel like it's not the pizza itself that's, you know, screwing me up. It's the fact I'm eating the whole thing.
Starting point is 00:03:23 So I'm gonna try and hit these calories and protein and carbs and fats and let myself, if I feel like I want something, let myself have it and wouldn't you know it, I had no problems after that. You were able to stop at just a little amount? Yep. Now that's my personality, my psychology, right? So I'm somebody like, if I know I can have it, it makes me actually want it less. So I track my calories, I track my psychology, right? So I'm somebody like, if I know I can have it, it makes me actually want it less. Yeah. Right?
Starting point is 00:03:47 So I track my calories, I track my protein, I track my carbs, my fats. Now for some people that feels very overwhelming. It feels extremely restrictive. They just say, well, I'd rather just like reduce my carbohydrate intake and not worry about it. Okay, you can do that. Yeah, depends on who you are.
Starting point is 00:04:01 But again, but funny enough, when I got into coaching people, I thought, well, I've got the solution. I'll just have everybody do this flexible dieting thing, and this will solve all the problems. And of course, learned, hey, dumb dumb, not everyone's like you. What did you find for the people that you've trained?
Starting point is 00:04:18 Of all the people you've trained, what has worked the most in terms of what you've seen? Well, flexible dieting has worked the most, but that's a selection bias because people come to me because they know I'm a flexible dieting guy. Right. And so then they end up wanting to gravitate towards that. And I'll always tell people in low carb or fasting, like, they're like, look at all these people who've gotten all these results. I'm like, yeah, because they're coming to you because they're already sold on that. Exactly. So what I would say is like, listen, you know, I think that this is great news,
Starting point is 00:04:48 personally, because it means the world is your oyster. Whatever dietary strategy helps you be able to be consistent, just do that. I mean, we have like a nutritional coaching app that we designed, an algorithm-based coaching app, and we don't... What's it called? app that we designed, an algorithm based coaching app. And we don't, we don't, we don't, it's called carbon diet coach. So it's like basically like one-on-one nutrition coaching, but for a fraction of the price, so $10 a month, and it's all algorithm based algorithm that I helped write, but we don't, when it comes to dietary preference, we give people options. Do you want to be plant-based?
Starting point is 00:05:22 Do you want to be low carb, ketogenic? Do you want to be balanced? Do you want to be low fat? And you can pick and then even within those, we let you shimmy the numbers a little bit. So you can really get to something and we don't say, hey, you've got to eat five meals a day or three meals a day or eight meals a day. You get to pick based on what you feel is most sustainable for you in terms of dietary strategy. Oh, that's great. So, you know, I really think that reframing this stuff is like we get into these diet wars. Everybody wants to be the winner
Starting point is 00:05:51 and have their diet be best. And I'm like, shouldn't the goal be to like just figure out what works for people? Like, and people say, you can't lose fat eating carbohydrates. I'm like, how many millions of examples of people eating low fat, higher carb diets and losing fat and getting very lean
Starting point is 00:06:08 do we need before we say, well, that's obviously not true. A hundred percent true. I think people get so, and I'm guilty of this. It's like they find whatever worked for them and then try to justify why it's the best thing to do. It's almost like we're just like, it's like teams, right? Totally true. It goes to politics, the whole thing. It goes with everything, but it's the best thing to do. It's almost like we're just like, it's like teams, right? It's like, it goes to politics, all the whole thing.
Starting point is 00:06:27 It goes with everything. But it's also like, cause we want to, we don't, to change our minds is very difficult. Oh yeah. Right? And so if we have that in our brain, it takes a, is it cognitive dissonance? Is that what it's called? Yes, cognitive dissonance.
Starting point is 00:06:38 Yes. Great example of that. And this is, this is an example of politics, but I think there was a study done like 10 years ago, and they showed both Democrats and Republicans facts that would either support or refute, like directly refute a position they held, right? What they found is that whether it refuted
Starting point is 00:06:59 or supported their position, both things were equally as effective as causing the person to become more entrenched in their beliefs. So when they presented facts to these people, and it didn't matter if it was Democrats or Republicans, this is a people problem, this is not a party problem. When they presented facts to Democrats or Republicans that refuted a position they held, people did not take the other side. They did not admit they were wrong. It actually caused them to double down. Yeah. And that's what's called cognitive dissonance. That's so true. I
Starting point is 00:07:30 totally agree with that. Okay. I didn't ask you about artificial sweeteners like Stevia versus Asperger's because I think you did something on Diet Coke. Yeah. Like everyone, because if you were at, if you hold a Diet Coke around these days, you might as well just hold like a machete and like, you know what I mean? Like it's unbelievable. Like God forbid you have a Diet Coke. I'm like, that's my biggest weakness is, you know, whatever. You don't think it's as bad as people think it is.
Starting point is 00:07:56 Like it's like, right? That's- I mean, I'll tell people, do you want to discuss feelings or do you want to discuss what the data actually says? I want the data. So if we look at the effects on like type two diabetes, do you want to discuss what the data actually says? I want the data. If we look at the effects on type 2 diabetes, on weight loss, if you look at correlation data, which is basically what characteristics do people who drink more diet sodas have,
Starting point is 00:08:20 you can find a correlation between obesity and diet soda. They've gone, aha, see, it's causing people to be fat. Well, that's like saying basketball is causing people to be tall. Right. Yeah. Right? But if we actually look at the randomized control trials, where they substitute diet sodas instead of regular soda, they see significant loss of body weight.
Starting point is 00:08:44 And actually, people say, well, it's not better than water. There was a recent network meta-analysis done where they compared diet soda versus regular soda, water versus regular soda, and water versus diet soda. The people drinking diet soda lost a little bit more weight than the people drinking water. Stop it. Now, diet soda is not a fat burner, okay? They're just eating less. So what that suggests is people are,
Starting point is 00:09:09 if they're substituting with water, they're still seeking out that sweet taste somewhere else. So now people will say, well, that's just weight loss. Like it can't be healthy for your gut microbiome and whatnot. So there's only a couple studies in humans on the gut microbiome. Most of it's been in Petri dishes and high dose rodent studies. It does appear that some of these artificial sweeteners do change the gut
Starting point is 00:09:32 microflora. However, what we don't know is, is it a bad change, good change, or neutral? We don't know those things? We don't know those things. No. And I've talked to several, one of my colleagues who did her masters at Illinois when I was doing my PhD in my lab, Suzanne Defcona, is one of the world's leading researchers on the gut microbiome. And I asked her about diet soda and she said, when it comes to gut health, that's one of the last things I'm worried about.
Starting point is 00:10:00 Really? Yeah. So for example, so there was a study done where they showed that artificial sweeteners, I don't know if it was aspartame, I think it was sucralose. Which is Splenda? Yeah. Yeah, Splenda. They showed that, and it does appear to be artificial sweetener dependent.
Starting point is 00:10:17 I don't know if aspartame changes the gut microbiome. There was a study looking at it. I can't remember exactly which one it was. I know sucralose did, but if you look at the microflora, then it changed in terms of reducing and increasing. They did note an increase in the production of things like butyrate and propionate. So if you go and look at the literature on butyrate and propionate, guess what? They actually appear to have health benefits. So now I'm not saying that artificial sweeteners are necessarily good for your gut. What I'm saying is we don't know.
Starting point is 00:10:47 But what I'll tell you is this, if I can get somebody to stop drinking regular soda and drink diet soda and they lose 50 pounds, and every time I post about this, there'll be multiple people say, all I did was cut out regular soda and drank diet soda and I lost 50 pounds, 70 pounds, 100 pounds. You're going to have a hard time convincing me, regardless of whatever is happening with the gut microbiome, which we don't know, that that person is not healthier now for having lost 50 pounds. That is amazing. Where did this all come from?
Starting point is 00:11:15 It's the naturalistic fallacy, which is if something is artificial, it must be bad for us. But if you look at what aspartame breaks down into, it's aspartic acid, phenylalanine, and then it breaks down into methanol. Oh gosh, methanol, let me get to that. Aspartic acid and phenylalanine are amino acids. You get 20 times the aspartic acid and phenylalanine in a steak that you do in a diet soda, all right? So let's just take those out of it.
Starting point is 00:11:41 The methanol, it's such a small amount, your body can easily metabolize it. And I of it. The methanol, it's such a small amount, your body can easily metabolize it. And I believe you get more methanol in like a glass of tomato juice than you do in diet soda. Really? So because you have to understand, while a Coke is like 40 grams of sugar,
Starting point is 00:11:58 artificial sweeteners are hundreds of times sweeter than regular sugar. So aspartame I think is 200 times sweeter than sugar, and sucralose is like 600 times sweeter than regular sugar. So aspartame, I think is 200 times sweeter than sugar and sucralose is like 600 times sweeter. So you're talking about milligrams of this stuff. It's a very, very small amount, which is why again, when they cite these rodent studies, where they're giving a thousand times the dose
Starting point is 00:12:20 of what they would normally give humans, I kind of go, who cares? It doesn't matter. I'm not saying people should drink diet soda. I'm not encouraging it as a weight loss tool. What I'm saying is right now, if somebody wants me to say that it's bad for you, I don't think you can objectively say that. Do I think it warrants further investigation? Of course. But again, if it's a tool that helps people lose significant body weight and keep it off,
Starting point is 00:12:45 then I think it's a net win.

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