The Nervous System Reset Blog Series – Part Five: The Gut–Stress Connection: When Anxiety Hits Your Belly
- Collette Lees
- Jun 15
- 4 min read
Updated: 20 hours ago
Published on June 15, 2026
Part of the series: The Nervous System Reset – A Blog for Stress, Anxiety & Overwhelm
By Collette Lees
The Gut–Stress Connection: When Anxiety Hits Your Belly
We all experience stress differently. However, the effects on the body follow a similar path. When stress becomes constant, it can significantly affect digestive function, appetite, and how we process and absorb nutrients.
From a nervous system perspective, this makes sense. When we are stressed, the body shifts into a sympathetic “fight or flight” state. In this mode, digestion is not prioritised. Energy is redirected toward survival responses rather than rest, repair, and nutrient absorption. This is why stress can quickly show up in the gut.
You may notice changes like reduced appetite, bloating, sluggish digestion, or a sense that food just “sits” differently in the body. In this blog, I explore this gut–stress connection more deeply and share practical ways to support digestion during times of stress.
It feels important to write about this now because it is something I am moving through myself in real time. This past week has been especially tense, reminding me how directly the nervous system and gut are connected.
We all respond to stress differently. Some people notice an increase in appetite and turn to food for comfort. For others, like myself, stress completely switches the digestive system off. My appetite disappears. My gut tightens. Eating feels difficult, as though the body is fully locked into protection mode. It is a very physical reminder that the body prioritises safety over nourishment.
For those who reach for food during stress, it is often not nutrient-dense meals but highly processed options that are quick, comforting, and high in sugar or fat. While these can offer short-term relief, they don’t support the body’s deeper need for stability and regulation.
What the body needs during stress is not restriction or perfection—it is simplicity, warmth, and ease. When digestion is compromised, think of food as support rather than performance. The goal is not to eat perfectly but to make things easier for your body to process.
Nourishing Foods for Stress Relief
Warm, soft, and gently cooked foods are often the most supportive. Slow-cooked meals, soups, stews, and warm oats in the morning can be especially helpful. Root vegetables are in season and naturally grounding. Carrots, sweet potatoes, and potatoes all offer gentle nourishment. Pairing these with warming spices such as ginger, turmeric, and cinnamon can further support digestion and circulation.
Including a source of protein in each meal—whether animal-based or vegetarian—helps stabilise energy and supports recovery during stress. If appetite is low, soups can be particularly useful, especially when paired with something simple like sourdough or dark rye for extra grounding.
For more resources, check out the protein combining handout.
Supporting the Gut and Nervous System: Simple At-Home Tools
During times of stress, it can also help to bring in simple, supportive practices that calm the nervous system and gently support digestion:
Warm herbal teas such as chamomile, cinnamon, lavender, or ginger
Gentle walks after meals to support gut motility
Slow, intentional breathing before eating
Warm compresses or heat on the abdomen
Castor oil packs over the abdomen to support relaxation and digestive ease (available via my website)
These practices are not about doing more—they are about giving the body permission to downshift.
Bringing It Back to the Nervous System
When we are under prolonged stress, digestion is often one of the first systems to feel the impact. This is not something to push through or override—it is a signal from the body asking for safety, slowness, and support.
The more we learn to recognise these patterns, the easier it becomes to work with the body rather than against it. This is the foundation of my Nervous System Reset work—supporting the body to return to a state where digestion, rest, and regulation can function more naturally and with ease again.
If you’re noticing these patterns in your own body and would like deeper support, you can learn more about the Nervous System Reset program here: Nervous System Reset.
A Final Note
If this topic resonates, it may help to revisit earlier blogs about slowing down, pausing, and returning to breath. Sometimes the simplest tools are the ones we forget first when stress rises. One of the most supportive things we can do is not try to fix everything—just gently support the body back into safety, one small choice at a time.
Conclusion: Embracing a Structured Approach to Healing
In conclusion, addressing the gut-stress connection is essential for overall well-being. By focusing on regulating the nervous system first, we create a foundation for sustainable healing across all systems of the body. Through personalised consultations, staged treatment planning, and ongoing support, I work progressively to stabilise, repair, and strengthen your system.
Rest and restore your body with gentle nourishing foods. Nourish and regulate with targeted nutrients to improve your overall well-being. Strengthen and build long-term resilience for sustainable health. This structured approach forms the foundation of my 1:1 naturopathic program.
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