Fiber: The Most Underrated Nutrient for Metabolism + Nervous System Health

March 24, 2026 | Elegantly Unhinged | Season 1, Episode 5Last week, we talked about how the nervous system impacts metabolism.This week, we’re zooming in on one of the most underrated nutrients that supports both:Fiber.But not in the “eat more vegetables” kind of way.In this episode, we’re breaking down how fiber actually works in the body—and why it plays a critical role in:• blood sugar stability• energy and cravings• gut health and the microbiome• nervous system regulation• and overall metabolic functionWe’ll also talk about something most people miss:👉 fiber variety—and why eating the same few “healthy foods” on repeat might be limiting your resultsPlus, I’ll give you simple, realistic ways to increase fiber (without overhauling your entire life), including:• The “10 Plant Challenge”• The “One New Thing” grocery rule• Easy ways to upgrade meals you already eatIf you’ve been trying to eat “better” but still feel stuck, tired or all over the place…This episode will help you understand what your body might actually be missing.In this episode:Why fiber is about more than digestionThe connection between fiber, blood sugar, and cravingsHow fiber supports the nervous systemWhy microbiome diversity mattersPractical ways to increase fiber without overwhelmResources:Metabolic Regulation Grocery List (click here to download the freebie!)Metabolic Reset (click here to learn more about the 1:1 personalized program)Metabolic Kickstart digital program (join the waitlist here!)Disclaimer: This podcast is for educational purposes only and is not intended as medical advice. Always consult with your healthcare provider before making changes to your diet, supplements, or health routine. Elegantly Unhinged is a podcast for women who look fine on the outside—but are doing deep, brave, disruptive inner work behind the scenes. Hosted by integrative and functional dietitian-nutritionist Rima Kleiner, this podcast explores midlife, body trust, nervous system health, nourishment, identity shifts and what happens when women stop playing small.New episodes drop weekly.🎧 Subscribe and follow the show so you don’t miss an episode. 💛 Learn more, read the blog and download free resources at Smart Mouth Nutrition.