The Energy Balance Podcast

BV #25: Carb Confusion: Blood Sugar Spikes, Fat Gain, and the True Cause of Alzheimer’s

March 19, 2026·1h 6m
Episode Description from the Publisher

In this episode we discuss: 
-The calories in calories out model of obesity  -Dr Boz’s take on fruit and blood glucose spikes -Richard Smith on aging and the NAD+ to NADH ratio   
Free Energy Balance Food Guide: https://jayfeldmanwellness.com/guide 
The Nutrition Blueprint: https://mikefave.com/the-nutrition-blueprint/ 
Theresa's Instagram: https://www.instagram.com/livingrootswellness/   
Timestamps: 0:00 – intro  1:17 – Is fruit evil or is Dr Boz insulin resistant?  5:00 – whether high blood glucose levels drive Alzheimer’s and dementia  7:39 – does glucose automatically get converted to fructose and fat?  10:58 – Dr Boz & Glucose Goddess’s fearmongering about fruit and glucose spikes   14:12 – Dr Boz parrots Robert Lustig: they’re both wrong about fructose  15:43 – concerns with blood sugar spikes when reintroducing carbs and whether using a CGM is worth it  17:32 – less, not more, glucose uptake in the brain creates the conditions for Alzheimer’s disease  20:15 – poor glucose utilization as a driver of Alzheimer’s and dementia  22:48 – reducing carbohydrate intake causes insulin resistance and less metabolic flexibility  26:27 – possible reasons for Dr Boz’s high blood sugar and our advice for Dr Boz  30:31 – our experiences with “keto snacks” and how keto caused intense cravings and binging  33:53 – Richard Smith on keto, NAD+ and aging  35:23 – what Richard Smith misses about glucose and the NAD+ to NADH ratio  41:00 – glucose metabolism leads to a higher NAD+ to NADH ratio than ketone metabolism  44:15 – how low-carb diets can restore the NAD+ to NADH ratio through stress pathways  47:02 – whether ketones are beneficial  49:57 – fats vs carbs: which is the better fuel for the NAD+ to NADH ratio?  55:17 – how to support healthy aging and NAD+ levels (hint: not low-carb)  1:00:31 – what the NAD+/NADH ratio actually indicates  1:05:02 – lower blood sugar with a bioenergetic approach

AI Summary coming soon

Sign up to get notified when the full AI-powered summary is ready.

Get Free Summaries →

Free forever for up to 3 podcasts. No credit card required.

Listen to This Episode

Get summaries like this every morning.

Free AI-powered recaps of The Energy Balance Podcast and your other favorite podcasts, delivered to your inbox.

Get Free Summaries →

Free forever for up to 3 podcasts. No credit card required.