Written by Christina Hanley  
BHSc (Nutritional Medicine) | ANTA Member #20854 | Nutritionist & Health Content Lead at Mr Vitamins with 8 years of clinical experience. 

Reviewed by Amy Imprasertsuk: 24/08/26 · Last reviewed: 25/08/26· Next review: August 2027. [How we review health content] · [Meet our practitioner team] 

In today's world, stress, distractions and changes in the body and mind can affect our emotions and overall health. Understanding the biological and psychological factors behind stress and calm can help people build resilience, feel more balanced, and handle daily life better. 

This guide covers: 

• What is inner calm?
• Why building inner calm matters
• Evidence-based mindfulness practices
• How to integrate it into your everyday life
• A daily routine for creating inner calm 

What Is Inner Calm? 

Inner calm is not simply the absence of stress. It represents a stable state of emotional and cognitive regulation, allowing individuals to respond to challenges thoughtfully rather than reactively. 

4 Key Factors That Affect Inner Calm 

1. Stress Levels 

High or ongoing stress can overwhelm the brain, making it harder to stay calm and think clearly. It is also associated with elevated cortisol, the body's primary stress hormone, which influences mood and energy.1 

2. Brain Function (Biological Factors) 

The brain plays a major role in calmness. The prefrontal cortex supports decision-making and emotional regulation, while the amygdala drives stress responses. Research shows that stress exposure shifts the balance between these regions, reducing prefrontal control and increasing amygdala reactivity.2 

3. Hormonal Changes 

Changes in hormones, including declining oestrogen during the menopausal transition, are associated with changes in sleep, mood and energy. Night sweats and disrupted sleep are commonly reported during this stage of life and can make inner calm harder to maintain.3 

4. Sleep Quality 

Poor or interrupted sleep makes it harder to manage emotions and stress. Adequate sleep supports both cognitive function and emotional regulation, and the relationship runs both ways, stress disrupts sleep, and disrupted sleep heightens stress reactivity.4 

Why Staying Calm Matters More Than You Think 

1. Reducing Physiological and Psychological Stress 

Chronic activation of the stress response is associated with elevated cortisol, which in turn affects sleep, attention and energy metabolism. Elevated cortisol contributes to fragmented sleep, making restorative rest more difficult and leaving people with less energy through the day.1 

Mindfulness-based practices have been examined for their effect on these physiological markers. A systematic review and meta-analysis found mindfulness-based interventions were associated with reductions in cortisol, blood pressure and other stress markers.5 

2. Supporting Hormonal Balance 

Hormonal changes, particularly reductions in oestrogen, are associated with night sweats and sleep disturbance. These physiological events can create cycles of disrupted sleep, low energy and irritability.3 

Mindfulness and relaxation practices may help reduce the perceived impact of these changes by lowering stress-related arousal and supporting sleep quality, though it's worth noting that the evidence specific to menopausal symptoms is more limited than the general stress literature.5 

3. Enhancing Cognitive Function and Attention 

Sleep fragmentation and stress-related elevated cortisol are both associated with impaired memory, attention and executive function.4 

Mindfulness and meditation practices have been associated with improvements in attention and working memory. A meta-analysis of meditation programmes found moderate evidence of improvement in anxiety, depression and pain, with the strongest effects for programmes involving sustained practice.6 

How to Build Inner Calm: Simple Evidence-Based Tips 

1. Mindfulness Meditation 

Regular mindfulness meditation has been associated with improved emotional regulation and reductions in stress-related physiological markers, including cortisol.5 

Brief daily sessions of 5 to 10 minutes are a realistic starting point, and consistency appears to matter more than duration.6 

Practice steps: 

• Sit in a comfortable position
• Focus attention on the breath
• Observe thoughts without judgment and return attention to the breath 

2. Breathwork 

Controlled breathing techniques directly influence the autonomic nervous system. A systematic review found slow breathing practices were associated with increased heart rate variability and shifts toward parasympathetic activity, alongside reported increases in comfort, relaxation and alertness.7 

Techniques: 

Box Breathing: Inhale for 4 seconds → hold 4 → exhale 4 → hold 4 

Diaphragmatic Breathing: Slow, deep breaths to engage the parasympathetic nervous system 

Breathwork is particularly practical before sleep, or during the night if you wake, because it requires nothing and can be done lying down. 

3. Mindful Daily Activities 

• Mindfulness extends beyond formal meditation into everyday routines:
• Mindful walking: focus on the sensations of movement and your surroundings
• Mindful eating: attend to flavours, textures and satiety cues 

"The gut and brain are in constant communication, and gut health is a genuinely overlooked place to start when someone is under sustained stress."
Amy Imprasertsuk, Nutrition & Hydration Certification, NLP Certification, CBT Certification, Introduction Sport Nutrition Certification.

• Routine anchors: brief pauses before tasks to interrupt the stress response 

4. Journaling and Reflection 

Journaling provides a structured way to observe thoughts and emotions. Research on expressive writing has found associations with improved psychological wellbeing, with benefits reported across a range of study designs.8 

Reflecting on stressors and on things you're grateful for may support emotional regulation and, indirectly, sleep quality. 

5. Nature Exposure 

Time spent in natural environments has been associated with reduced stress markers, including salivary cortisol. One study found that nature experiences of as little as 20 to 30 minutes were associated with the greatest reduction per unit of time.9 

Short walks in green spaces may help restore mental focus and support daytime energy. 

Integrating Inner Calm into Daily Life 

To establish sustainable calm: 

Start small: even 1 to 5 minutes of mindfulness or breathwork daily 

Anchor to routines: practise mindfulness before meals or bed 

Track outcomes: monitor your sleep quality, energy levels and stress response 

Seek support: participate in meditation groups or guided programmes 

Consistency is the factor most consistently associated with benefit across the research above. 

Daily Routine for Inner Calm 

Looking for simple ways to build inner calm every day? This routine brings together the practices above, along with nutrients traditionally associated with stress and nervous system support. 

Morning Routine (6:00–9:00 AM) 

6:00 AM-Wake Up and Breathe Start your day with 1 to 2 minutes of deep breathing. Nutrient note: magnesium contributes to normal nervous system and muscle function. 

6:30 AM-Get Natural Light Step outside or sit near a window. Morning light exposure is one of the strongest signals for your circadian rhythm, which underpins both sleep timing and mood.10 

7:00 AM-Gentle Movement Light exercise such as stretching, yoga or a short walk. 

8:00 AM-Balanced Breakfast A simple, nutritious meal to support energy and mood. Nutrient note: B group vitamins contribute to energy metabolism and normal nervous system function. 

Midday Routine (12:00–2:00 PM) 

12:00 PM – Mindful Check-In Pause and notice how you feel physically and mentally. Release tension in your body. 

12:30 PM – Balanced Lunch Whole foods that support stable energy. Nutrient note: omega-3 fatty acids contribute to normal brain function. 

1:30 PM – Take a Calm Break Step away from screens for 2 to 3 minutes. Breathe slowly and reset your focus. 

Afternoon Routine (3:00–5:00 PM) 

3:00 PM-Reduce Overstimulation Limit distractions, notifications and multitasking. 

4:30 PM-Light Movement or Walk A short walk supports mood and gives you a second dose of daylight. Nutrient note: Withania (ashwagandha) has traditional use in Ayurvedic medicine as a tonic during periods of stress. 

Evening Routine (6:00–10:00 PM) 

6:30 PM-Light, Balanced Dinner Support digestion and avoid heavy meals close to bedtime. 

7:30 PM-Wind Down Dim lights, reduce screen time, choose calming activities like reading. Nutrient note: chamomile has traditional use in Western herbal medicine to support restful sleep. 

9:00 PM- Reflect and Reset Think of one positive moment from your day. 

9:30–10:00 PM-Sleep Routine Go to bed at a consistent time. Regularity of timing matters more than total hours for how you feel the next day.4 

Always read the label and follow the directions for use. Vitamin and mineral supplements should not replace a balanced diet. If symptoms persist, talk to your healthcare professional. 

Nutrients Traditionally Associated With Stress Support 

Where a supplement fits, these are the nutrients most commonly discussed, along with an honest note on what the research does and doesn't show. 

Magnesium: contributes to normal nervous system and muscle function. A systematic review of 18 studies on magnesium and subjective anxiety and stress found positive effects in some samples.11 

B group vitamins: contribute to energy metabolism and normal nervous system function. A meta-analysis of 16 randomised trials found B vitamin supplementation benefited stress, with the greatest benefit in people who began with poorer nutrient status.12 

Omega-3 fatty acids: contribute to normal brain function. A meta-analysis of 19 studies found omega-3 was associated with reduced anxiety symptoms, with effects observed at doses of 2,000 mg per day and above.13 

Withania (ashwagandha): traditional use in Ayurvedic medicine as a tonic during periods of stress. Randomised trials have reported associations with reduced perceived stress scores and cortisol.14 

Chamomile: traditional use in Western herbal medicine to support restful sleep. A systematic review found chamomile appeared safe, with some evidence for sleep quality.15

Whether any supplement is appropriate depends on your individual circumstances. Speak with a qualified healthcare practitioner before starting something new, particularly if you are pregnant, breastfeeding, taking prescription medication or managing a health condition.