Short Chain Fatty Acids: What They Are and Why You Need Them

EPISODE SUMMARYWelcome back to the Wellfuel Podcast with your host, Isabel Smith! In this episode, we’re diving into the fascinating world of short-chain fatty acids (SCFAs)—the powerful compounds that support gut health, metabolism, and even brain function.Isabel breaks down what SCFAs are, why they’re essential for overall health, and how you can naturally increase them through diet and lifestyle. Whether you’re new to gut health or a seasoned wellness enthusiast, this episode is packed with actionable insights.Don’t miss this insightful episode—tune in now and share it with a friend! Be sure to follow the Wellfuel Podcast for more expert health tips.EPISODE HIGHLIGHTSWhy SCFAs Matter – Their role in gut, metabolic, immune, and brain healthTypes of SCFAs – Acetate, propionate, and butyrate, and how they functionGut Lining & Nutrient Absorption – How SCFAs support digestion and reduce inflammationBoosting SCFA Production – The best foods and supplements to enhance SCFA levelsIsabel’s Insights – Personal takeaways on how SCFAs impact overall well-beingCHAPTER MARKERS00:00 Welcome to the Wellfuel Podcast00:33 Introduction to Short-Chain Fatty Acids02:12 The Importance of Gut Health03:46 Should You Take Butyrate?04:06 SCFAs and Metabolism05:30 Impact on the Immune System06:40 The Gut-Brain Connection10:38 How to Increase SCFAs NaturallyHELPFUL DEFINITIONSShort Chain Fatty AcidsAcetate – Produced by gut bacteria during fiber fermentation, supporting gut health, metabolism, and energy balance.Propionate – Helps regulate appetite, control blood sugar, and reduce inflammation.Butyrate – Fuels colon cells, supports digestion, and plays a key role in overall gut health.Forms of ButyrateButyric Acid – A naturally occurring SCFA found in animal fats and plant oils.Tributyrin – A butyrate source that supports digestion and immune function.Related TermsPostbiotics – Beneficial compounds produced by gut bacteria, even after they’re no longer alive.T-Cells – White blood cells that play a critical role in immune defense.Vagus Nerve – A key nerve in the parasympathetic nervous system, affecting digestion, heart rate, and immune response.Cytokines – Proteins that regulate immune responses and inflammation.BDNF (Brain-Derived Neurotrophic Factor) – A protein essential for brain health, learning, and memory.Sources: The Cleveland Clinic, National Library of Medicine, Vocabulary.comLEARN MOREThe WellFuel Podcast explores gut health, detox, hormones, mold, and more—hosted by Isabel Smith, MS, RD, CDN. Join Isabel as she shares her insights and chats with experts from across the wellness spectrum, to help support you on the path to health and wellness.Learn more about Isabel Smith Nutrition: Visit Our WebsiteCONNECT & BOOK A CALLFollow along on social media:YouTube: @isabelsmithnutritionInstagram: @isabelsmithnutritionPinterest: @isabelsmithnutritionWant to learn more about how Isabel Smith Nutrition can help support you on your journey to better health? ⁠Book a call with us today: Schedule Here