Stress & Your Nervous System: A Naturopathic Guide to Building Resilience & Finding Calm
- Rachel Bonello
- May 19
- 13 min read
Whether it's the mental load of daily life, work pressures, family responsibilities or just the constant hum of being "switched on," most of us are carrying more stress than our bodies were designed to handle.
Supporting your nervous system naturally is one of the most powerful things you can do to protect your energy, your hormones, your gut health and your overall resilience. When your nervous system is well supported, everything else works better.
Using a combination of herbal medicine, targeted nutrition and daily nervous system practices, you can help your body shift out of survival mode and into a state where real healing and restoration can happen.
Let's explore some natural ways to support your nervous system, build stress resilience and find your way back to calm.
Understanding Your Nervous System
Your autonomic nervous system, the part that runs on autopilot, has two main branches that work together to keep you balanced.
Your sympathetic nervous system is your accelerator. It's your fight-or-flight response, the system that fires up when you need to react quickly. Heart rate increases, blood pressure rises, digestion slows and your body redirects energy toward survival. This is incredibly useful when you're in actual danger. Less useful when it's firing because of work emails at 9pm.
Your parasympathetic nervous system is your brake. Often called the "rest and digest" state, this is where your body repairs tissue, digests food properly, balances hormones and restores immune function. It's where healing happens.
In an ideal world, you move between these two states fluidly throughout the day. The problem is, most of us are spending far too much time with our foot on the accelerator and we've forgotten how to brake.
Why Chronic Stress Affects Your Whole Body
Your brain, nervous system and immune system are in constant communication. When stress becomes chronic, it doesn't stay in your head. It creates a ripple effect across every system in your body.
Your gut feels it first. When you're in a sympathetic state, digestion is deprioritised. Stomach acid production drops, gut motility slows and the balance of your gut microbiome shifts. Over time this can show up as bloating, reflux, food sensitivities or irregular bowel habits.
Your hormones follow. Cortisol, your primary stress hormone, is meant to spike in the morning and taper through the day. Under chronic stress this rhythm flattens. You might feel exhausted in the morning and wired at night. Over time, prolonged cortisol output can affect your thyroid function, reproductive hormones, blood sugar regulation and your ability to recover from exercise or illness.
Your immune system takes note. Short bursts of stress can actually boost immune function temporarily. But when stress becomes chronic, it suppresses key immune pathways while promoting low-grade systemic inflammation. This is why you often get sick the moment you finally sit down to rest. Your immune system has been holding on by a thread.
Your brain changes too. Chronic stress can shrink the prefrontal cortex (your decision-making, rational brain) while enlarging the amygdala (your fear and reactivity centre). This isn't a mindset issue, it's a neurological adaptation. And the good news is, it's reversible with the right support.
How to Support Your Nervous System Before Burnout Hits
Key Nutrients, Minerals & Amino Acids for Nervous System Resilience
Magnesium is involved in over 300 enzymatic reactions in the body and is essential for calming nervous system activity, supporting quality sleep and reducing muscle tension. Food sources include dark leafy greens, pumpkin seeds, cacao, almonds, avocado, bananas, wholegrains and magnesium/epsom salt baths. Supplementation can be incredibly beneficial if you are depleted, which most stressed people are.
B Vitamins, particularly B6, B12 and folate, support neurotransmitter production including serotonin and GABA, and healthy methylation pathways. Food sources include eggs, quality meat, liver, legumes, sunflower seeds, leafy greens, nutritional yeast and wholegrains.
Omega-3 Fatty Acids are anti-inflammatory and deeply supportive of brain and nerve cell membranes. Food sources include oily fish (salmon, sardines, mackerel), walnuts, chia seeds, flaxseeds and hemp seeds.
Vitamin C is used in large amounts by your adrenal glands during periods of stress. Keeping levels topped up supports your stress response and immune resilience. Food sources include citrus fruits, kiwi fruit, capsicum, broccoli, strawberries, guava, blackcurrant and rosehips.
Zinc is essential for neurotransmitter function and nervous system signalling. Food sources include oysters, pumpkin seeds, beef, lamb, egg yolks, sunflower seeds and wholegrains.
L-Theanine is an amino acid naturally found in green tea that promotes a calm, focused state without drowsiness. L-Theanine supports the production of GABA, serotonin and dopamine and helps take the edge off an overactive stress response. It's particularly lovely for people who feel anxious but still need to think clearly throughout the day.
Glycine is a calming amino acid that supports sleep quality, nervous system function and the body's own antioxidant production (glutathione). Glycine can help quiet an overactive mind at night and is naturally found in bone broth, collagen, chicken skin and gelatin. It also works beautifully as a supplement taken before bed.
Taurine is an amino acid that plays an important role in calming neuronal excitability and supporting GABA receptor function. Taurine helps to settle an overstimulated nervous system and supports cardiovascular health during periods of stress. Food sources include meat, fish, shellfish and eggs.
L-Glutamine is the most abundant amino acid in the body and an important fuel source for both the gut lining and the brain. During periods of chronic stress, glutamine stores can become depleted, which can contribute to both gut permeability and brain fog. Supplementation can support gut-brain axis function and mental clarity.
Phosphatidylserine is a phospholipid that plays a key role in healthy cell membrane function, particularly in the brain. Phosphatidylserine has been shown to help regulate cortisol output, support cognitive function and improve the body's ability to recover from stress. It's especially useful for people experiencing brain fog, poor memory or that feeling of mental fatigue that comes with long-term stress. Found in small amounts in organ meats, fish, white beans and soy, but therapeutic doses are typically achieved through supplementation.
One of the things I love most about naturopathic medicine is the ability to create personalised compounded powders or capsules tailored to each individual. Rather than a one-size-fits-all approach, I formulate custom blends of amino acids, minerals and vitamins based on your specific presentation, whether that's a calming nighttime powder to support sleep, a daytime blend to steady your stress response, or targeted support for neurotransmitter production. This means you're getting exactly what your body needs, in the right forms and doses, without unnecessary extras. It's precise, it's personal and it's one of the most effective ways I support my clients through nervous system recovery.
Nervous System Supporting Herbs
Incorporating plant medicine into your daily routine is a gentle yet powerful way to help your body adapt to stress and build nervous system resilience. Whether it's sipping a calming herbal tea, taking targeted herbal support or simply adding nervine herbs into your meals, nature offers a beautiful pharmacy of healing plants to help bring your body back into balance. Here are some of my favourites.
Withania (Ashwagandha) is a wonderful adaptogen and nervous system tonic. Withania helps build stress resilience, supports healthy cortisol rhythms, promotes restful sleep and supports thyroid function. Can be taken as tincture, liquid extract, powder, tablets or capsules.
Holy Basil (Tulsi) balances the stress response, supports cognitive function and has a gentle uplifting quality. A beautiful adaptogen and mild nervine. Fresh herb can be used in place of basil in cooking, wonderful in salads, pestos and as a garnish. Dried herb makes a lovely calming tea.
Lemon Balm is a calming nervine with a gentle sedative action. Wonderful for an anxious, racing mind and nervous digestion. Lemon Balm is also a beautiful antiviral. Fresh or dried herb makes a delicious tea, and it can be taken as tincture, liquid extract or capsule.
Passionflower is one of the best herbs for an overactive mind, nervous tension and sleep difficulties. Passionflower helps to calm circular thinking and supports GABA activity in the brain. Can be taken as a tea, tincture or liquid extract.
Skullcap is a deeply restorative nervine tonic, particularly helpful for nervous exhaustion and that "wired but tired" feeling. Supports the nervous system without being overly sedating. Can be taken as tea, tincture or liquid extract.
Oats (Green Oat, Avena sativa) are a gentle nervous system trophorestorative, meaning they actually nourish and rebuild nervous tissue over time. Wonderful for long-term stress recovery and nervous depletion. Can be taken as tincture, liquid extract or as a nourishing herbal infusion.
Rhodiola is an adaptogen that supports energy, mental clarity and stress resilience, particularly helpful for fatigue and brain fog associated with prolonged stress. Can be taken as tablet, capsule or liquid extract.
Reishi is a beautiful adaptogenic mushroom that calms the nervous system, supports immune regulation and promotes restful sleep. Can be taken in dried powdered form in tablets, tinctures, liquid extracts or added to soups and bone broths.
Saffron is one of nature's most impressive mood and nervous system supports. Saffron has been shown to support healthy serotonin and dopamine activity, making it particularly helpful for low mood, emotional flatness and anxiety associated with chronic stress. It also has anti-inflammatory and antioxidant properties. Saffron can be used in cooking, beautiful in rice dishes, broths, golden milk and herbal teas, or taken in therapeutic doses as a standardised supplement.
Flower Essence Therapy for Emotional & Nervous System Support
While herbal medicine works beautifully on a physical and biochemical level, flower essences work on a deeper emotional and energetic level, helping to shift the patterns that often sit underneath chronic stress. They are gentle, safe and work wonderfully alongside herbal and nutritional support.
Flower essences are liquid preparations made from the flowering parts of plants, capturing the energetic imprint of the flower. They don't contain active chemical constituents like herbal extracts do, but instead work vibrationally to support emotional wellbeing, mental clarity and nervous system balance. They are safe for all ages including children, during pregnancy and alongside other medications or supplements.
In practice, I find flower essences incredibly valuable for clients who are stuck in emotional patterns that are driving their stress response. Things like perfectionism, people-pleasing, an inability to switch off, fear of letting go, or carrying emotional weight that doesn't belong to them. These patterns often keep the nervous system locked in a state of hypervigilance, and no amount of magnesium or ashwagandha will fully resolve the issue if the emotional root hasn't been addressed.
Some of the flower essences I use most often for nervous system support include:
White Chestnut for a racing, repetitive mind that won't switch off, especially at night.
Elm for that feeling of being completely overwhelmed by responsibility, when you're normally capable but everything has become too much.
Rock Rose for deep fear, panic or terror, particularly after a traumatic experience or during acute anxiety.
Rescue Remedy is a well-known combination remedy that supports the nervous system during acute stress, shock or emotional overwhelm. It's a beautiful one to keep on hand for those moments when you need immediate support.
Crowea (Australian Bush Flower) for persistent worry and a sense of "not being quite right," helping to restore a sense of calm and inner balance.
Boronia (Australian Bush Flower) for obsessive, looping thoughts and an inability to let go of a person, situation or thought pattern.
You can learn more about flower essence therapy in the link below.
Essential Oils, Terpene Therapy & Your Endocannabinoid System
Most people are familiar with using essential oils for relaxation, but there's actually a much deeper science behind why certain plant aromas have such a powerful effect on the nervous system. The answer lies in terpenes and your body's own endocannabinoid system (ECS).
Your endocannabinoid system is a vast regulatory network of receptors found throughout your brain, nervous system, immune system, gut and virtually every organ in your body. Its role is to maintain balance, or homeostasis, across all of your body's systems. It helps regulate mood, stress response, sleep, pain perception, inflammation and immune function. When your ECS is functioning well, your body is better equipped to adapt to stress and return to a state of calm. When it's depleted or dysregulated, often from chronic stress, poor sleep or inflammation, you can feel anxious, wired, in pain and unable to recover.
Terpenes are the aromatic compounds found in essential oils and are responsible for the distinct scent of plants like lavender, rosemary, black pepper and frankincense. But terpenes do far more than smell good. Many of them interact directly with the endocannabinoid system and other receptor pathways in the body, offering real therapeutic benefits for nervous system support.
Some of the terpenes I find most useful in clinical practice include:
Linalool, the primary terpene in lavender, is well known for its calming and anxiolytic properties. Linalool has been shown to reduce cortisol levels, promote relaxation and support GABA activity in the brain. This is why lavender is so effective for sleep and anxiety, it's the linalool doing the work.
Beta-caryophyllene (BCP) is a unique terpene found in black pepper, cloves, rosemary and copaiba. What makes BCP so special is that it is the only terpene known to directly bind to CB2 receptors in the endocannabinoid system, giving it powerful anti-inflammatory and calming properties. It's particularly helpful for nervous system inflammation, stress-related pain and supporting the body's natural recovery pathways.
Alpha-pinene, found in rosemary, eucalyptus, pine and frankincense, supports mental clarity, focus and respiratory function. Alpha-pinene has anti-inflammatory properties and can help counteract some of the foggy, scattered feelings that come with chronic stress.
Myrcene, found in lemongrass, hops and mango, has sedative and muscle-relaxant properties. It works synergistically with other terpenes to enhance their calming effects and is a lovely addition when sleep or physical tension is a key concern.
In practice, I use terpene-rich essential oils therapeutically in a number of ways. Lavender, vetiver, bergamot, frankincense, cedarwood, copaiba and chamomile are some of my go-to oils for nervous system support. They can be used in a diffuser, added to a warm bath, applied to pulse points or rolled along the soles of your feet before bed. I also formulate targeted terpene inhalers for clients who need specific support throughout the day, combining terpenes based on their individual needs, whether that's calming an overactive stress response, supporting focus and clarity, or easing nervous system inflammation.
Note: always dilute essential oils in a carrier oil before applying to the skin.
Supporting your endocannabinoid system through terpene therapy, alongside nutrition, herbal medicine and lifestyle practices, is one of the most exciting and effective areas of natural medicine for nervous system resilience.
Daily Practices for Nervous System Regulation
Breathwork is the fastest way to shift your nervous system state. Slow, extended exhale breathing, inhale for 4 counts, exhale for 6 to 8 counts, signals safety to your body and activates the parasympathetic branch. Even 2-3 minutes can make a noticeable difference. Try it before meals, before bed or any time you notice tension building. For a deeper dive into different techniques you can try at home, have a read of my guide to Therapeutic Breathing Techniques.
Vagus Nerve Activation is another powerful tool. Your vagus nerve is the main highway of your parasympathetic nervous system. Simple ways to stimulate it include humming, singing, gargling, slow deep breathing and gentle cold water on the face or wrists.
Daily Movement such as walking, stretching, yoga, swimming or even just shaking out your hands and arms can help discharge stored stress from the body. Movement doesn't need to be intense. In fact, if your nervous system is already in overdrive, gentle movement is far more therapeutic than pushing through a high-intensity workout.
Time in Nature is one of the most powerful nervous system regulators available to us. Bare feet on the earth, sunshine on your skin, fresh air in your lungs. These aren't luxuries. Even 10-15 minutes makes a difference.
Nourishing Routines make a real difference over time. Prioritise quality sleep, eat warm nourishing meals, reduce screen time in the evening and build small pockets of stillness into your day. Your nervous system responds most to consistency and safety, and small, regular practices are far more effective than occasional big efforts. If sleep is something you're struggling with, I've written a full guide on Sleep Hygiene: A Guide to Restoring Your Rhythm which you might find helpful.
When Stress Has Already Taken Hold: Support for Recovery
If you've been running on adrenaline for a long time and you're feeling the effects, the exhaustion, the brain fog, the emotional flatness, the disrupted sleep, know that your body is not broken. Your nervous system has simply adapted to protect you, and with the right support it can learn to come back to balance.
Signs Your Nervous System Needs Deeper Support
Feeling tired but unable to switch off at night
Startling easily or feeling on edge for no clear reason
Digestion only seeming to work properly on weekends or holidays
Getting sick more frequently than usual
Small things feeling disproportionately overwhelming
Loss of appetite in the morning but craving sugar or carbs by mid-afternoon
Feeling like you've lost your "spark" or motivation
Changes to your menstrual cycle, whether heavier, lighter, more painful or irregular
Difficulty taking a full, deep breath
Feeling disconnected from your body
Restorative Practices
Magnesium Baths are a deeply calming way to support your nervous system. Add 2-4 cups of magnesium or epsom salts to a warm bath with a few drops of lavender, chamomile or vetiver essential oil (be sure to mix with 1 tsp milk for proper oil immersion) for a beautiful soak. Magnesium absorbs through the skin, helping to ease muscle tension, calm the nervous system and promote better sleep. If you don't have a bath, a foot soak with 1/2-1 cup of salts works beautifully too.
Herbal Teas are one of the simplest and most nourishing ways to support your nervous system. Try a blend of chamomile, passionflower, lemon balm and lavender for calming support, or tulsi and lemon balm for a gentle uplifting blend. The ritual of making and drinking the tea is part of the medicine. Our REST & RELAX loose leaf tea is a beautiful option if you're looking for a ready-made calming blend.
HRV Biofeedback is a tool I use in clinic to give you a real-time window into how your nervous system is functioning and to actively train it back toward balance. Using HeartMath technology, we can measure your body's capacity to shift between stress and recovery states and build that capacity over time with guided coherence practices. This is one of the most effective tools I've seen for people who have been stuck in a stress response for a long time. You can learn more about HRV Biofeedback here.
Sunshine can have a profoundly restorative effect on your nervous system. Just as with immune health, 20-30 minutes of natural sunlight supports vitamin D production, circadian rhythm regulation and mood.
A Whole-Person Approach
True resilience comes from supporting the whole person, not just managing symptoms. When we address the nervous system alongside nutrition, herbal medicine, flower essences, terpene therapy, gut health, hormonal balance and lifestyle practices, real and lasting change happens.
If you're feeling the effects of prolonged stress and you're not sure where to begin, or if you'd like personalised support to help your nervous system find its way back to balance, I'd love to help. You can reach out with any questions at hello@gypsybellebotanicals.com or book your one-on-one appointment where you can expect individualised support to help you feel your best, naturally.
Much love,
Rach xx
Disclaimer:
The information provided in this blog post is for general informational and educational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your doctor or qualified health practitioner with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking treatment because of something you have read on this website. Rachel Bonello is a qualified Naturopath in Australia and provides naturopathic advice in accordance with Australian professional and regulatory standards. If you have specific health concerns or symptoms, please consult your healthcare provider.
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