🥗 Healthy Eating for a Healthy Mind
What you eat affects how you feel! A balanced diet can boost mood, reduce stress, and lower the risk of depression.
🍎 Fruits & Veggies = Happiness
Eating 7–8 servings of fruits and vegetables daily is linked to:
😊 Positive emotions and happiness
🌟 Life satisfaction and optimism
🎨 Creativity & curiosity
💡 Meaning and purpose in life
Why? These foods are rich in vitamins, minerals, antioxidants, and fibre that protect brain cells, reduce inflammation, and support healthy gut bacteria.
🍞 Carbs & Your Brain – But Not All Carbs Are Equal
Your brain uses glucose as its main fuel, and carbohydrates supply it. But the type of carbohydrate matters:
Whole carbs (fruits, vegetables, whole grains, legumes):
Release energy slowly → stable blood sugar
Improve mood, reduce fatigue and anxiety
Linked to lower risk of depression
Refined carbs & added sugars:
Cause blood sugar spikes and crashes → irritability, anxiety
Long-term: associated with stress, poor mental health, and depression
Examples of refined sugars:
White sugar
Brown sugar
High-fructose corn syrup
Sweeteners in fizzy drinks
Cakes, biscuits, pastries
Chocolate bars
Sweets and confectionery
Sugary breakfast cereals
Tip:
Choose slow-release carbs like oats, brown rice, beans, and whole fruit for steady energy and calmness.
Pair carbs with protein and healthy fats (e.g., nuts, seeds, olive oil, fish):
Slows absorption → steadier blood sugar
Prevents energy dips → better mood and less anxiety
🍬 Why Sugar Isn’t Sweet for Your Mood
Added sugars give a quick boost, then a crash.
Diets high in sugary snacks and processed foods:
Increase stress and anxiety
Raise risk of depression over time
🦠 Gut Health Matters – Your Second Brain
Did you know your gut is often called your “second brain”? That’s because it communicates directly with your brain through the gut-brain axis and plays a major role in mental health.
💬 Serotonin Starts in the Gut
Around 90–95% of your body’s serotonin (the “feel-good” chemical) is produced in the gut, not the brain.
Serotonin helps regulate mood, sleep, and stress response.
A healthy gut microbiome is essential for serotonin production and signaling.
🧬 Why Gut Bacteria Matter
Gut microbes influence:
Mood and anxiety levels
Stress regulation
Cognition and social behavior
They do this by:
Modulating serotonin neurotransmission
Supporting BDNF (brain-derived neurotrophic factor) for brain plasticity
Regulating immune function and inflammation
🍏 Diet’s Role in Gut Health
Fibre-rich foods (fruits, vegetables, whole grains, legumes):
Feed beneficial bacteria
Increase production of short-chain fatty acids (like butyrate), linked to better mood and quality of life
Healthy fats (olive oil, nuts, seeds) support gut lining integrity
Ultra-processed foods and saturated fats:
Increase gut permeability (“leaky gut”)
Promote harmful bacteria → linked to anxiety and depression
✅ Bottom line: A healthy gut microbiome = better serotonin production = improved mood and mental well-being.
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