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Andrea Proulx ND
Andrea Proulx ND


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The Gut: Your Body’s Hidden Endocrine Powerhouse

By Andrea Proulx3/6/2025

When we think of our endocrine system, the gut may not be the first thing that comes to mind.


But here’s a fun fact: the gut is the largest endocrine organ in your body. That’s right! It contains more than 30 hormone-producing genes and a myriad of bioactive peptides (1) that regulate everything from digestion to metabolism.


But the gut is a sensitive system, easily influenced by factors we deal with daily. Irregular eating habits, stress, mood swings, medications, and even exercise can throw it out of whack. And when your gut’s unhappy, you’re likely to notice symptoms like bloating, indigestion, diarrhea, constipation, and fatigue.


Not exactly ideal for staying on top of your training, right?



Gut Health & Exercise: When Too Much of a Good Thing Backfires

We love to train hard, but too much exercise can actually harm your gut. Prolonged, excessive exercise may increase intestinal permeability (hello, bloating and cramps!), reduce nutrient absorption, and even lower your energy levels. Worse, it can weaken your immune system, making it harder to recover from workouts and leaving you vulnerable to illness.



The Microbiome Magic: Supporting Performance and Recovery

Your gut microbiota plays an essential role in your fitness journey. These tiny organisms indirectly influence exercise performance and recovery by modulating the hypothalamic-pituitary-adrenal axis. That’s a fancy way of saying they help manage your stress response and support metabolic pathways linked to performance.


If you’ve been noticing gut issues, it’s worth chatting with a clinician. A little gut TLC might just give you the edge you need to hit your training goals and feel your best! Talk to your naturopathic doctor now, why wait?



Optimize Your Gut, Optimize Your Performance.



(1) https://pubmed.ncbi.nlm.nih.gov/11762354/

(2) https://pmc.ncbi.nlm.nih.gov/articles/PMC7218537/








Andrea Proulx
Andrea Proulx
ND

Dr. Andrea Proulx, ND — helping female athletes crush fatigue, fix their hormones, and finally perform like the athlete they know they are. Read full bio

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Andrea Proulx ND
Andrea Proulx ND

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