Beyond Black and White Thinking: Why Nutrition Belongs in Mental Healthcare
- Emma Donovan

- Dec 14, 2025
- 4 min read

The relationship between food, mood, and psychological wellbeing has shaped the core of my clinical identity. As both a mental health therapist and a nutritionist, I see daily that these domains do not operate in isolation. They form a multidirectional system that influences how people feel, think, regulate, and relate. Much of professional discourse still emphasizes a single direction: either that food shapes the brain or that mood shapes food choices. In practice, these processes interact as a feedback loop. They reinforce or weaken one another in ways that can strengthen resilience or amplify distress. Recognizing this interdependence has been one of the most clarifying insights of my career and remains a cornerstone of the HFPI perspective.
Food as the Biological Infrastructure of Mood and Cognition
Food is more than fuel. It is information that becomes the physical structure of the brain and nervous system. Neurotransmitters cannot be synthesized without adequate amino acids such as tryptophan and tyrosine and without key micronutrients like vitamins B6, B9, B12, magnesium, vitamin D, and iron. Blood sugar instability also plays a central role. Dramatic glucose swings place the nervous system into a state of physiological threat, and the resulting sensations often get labeled as anxiety.
When the body does not receive what it needs, the system becomes more fragile. When nourishment is sufficient and consistent, the system becomes more adaptive. Food shapes the biochemical landscape that underlies emotional regulation, executive functioning, cognitive clarity, and overall nervous system resilience. In this sense, food is foundational to any meaningful conversation about mental health.
The Emotional Loop: Mood Shapes Food Choices
Mood also influences how people use food. When overwhelmed or depleted, many individuals reach for comfort foods as a way to soothe distress. These choices can provide short-term relief through dopamine activation, yet they often create long-term metabolic strain and deprive the system of needed resources. This pattern reinforces the very symptoms the person is trying to resolve.
This loop is a compelling example of why a systems lens is necessary. Food influences mood. Mood influences food. Each affects the next condition of the system. When we intervene with respect for the whole pattern, change often becomes possible in a way that is both compassionate and sustainable.
Mindful Eating and the Restoration of Interoceptive Connection
Mindful eating is one way to interrupt the cycle. When people slow down, attend to taste, notice internal cues, and stay present with the sensory experience of eating, their relationship with food begins to reorganize. They often eat with more enjoyment and less automaticity. Their choices become more regulated without relying on force or restriction.
Mindfulness also expands curiosity. Long-held aversions or attachments can soften when approached with a beginner’s mind. A person who disliked certain foods as a child may discover genuine enjoyment as an adult. Curiosity becomes a doorway to expanded nourishment and a more flexible internal experience.
Mindful Food Preparation as a Practice of Joy and Creativity
Mindfulness in the kitchen has been a personal source of transformation for me. What once felt stressful has become a grounding, creative practice. Cooking invites presence through color, texture, tasting, and experimentation. My vibrant meals are not only nutritionally balanced but emotionally uplifting. Food preparation has become a leadership practice for me. It reminds me that nourishment can be joyful, relational, and aesthetically meaningful. It embodies the HFPI principle that healing is not only about reducing symptoms but also about increasing capacity for engagement, creativity, and aliveness.
A Leadership Responsibility: Expanding the Mental Health Narrative Around Food
In the mental health field, I often see a tendency to treat all conversations about food with caution. This emerges from the eating disorder treatment ethos, which is essential and life-saving in its proper context. Yet its framework is sometimes generalized to clients who do not have eating disorders. In these cases, therapists may hesitate to discuss nutrition at all or may view any intentional shift in eating patterns as problematic.
This well-intentioned caution can inadvertently reinforce black-and-white thinking. The idea that nourishment, cooking skills, balanced food choices, or positively intentioned structure are inherently harmful reflects a misunderstanding of what genuine body kindness means. Supporting the body with nutrient-dense foods, learning to cook meals that bring joy, or exploring mindful eating can deepen self-worth and increase internal stability.
Part of my leadership vision is to help broaden this narrative. We need models that hold permission and nourishment together. We need frameworks that are psychologically flexible, biologically informed, non-moralizing, and developmental. In my work and in my teaching, I hold space for both truths: shame is never therapeutic and nourishment is a form of self-respect.
Toward a Regenerative Relationship With Food
A regenerative lens expands the conversation even further. Food becomes not only a modifier of symptoms but a restorer of capacity. As people nourish themselves more consistently, they often report improvements in energy, emotional bandwidth, cognitive clarity, and relational presence. Their internal system becomes more coherent. With this coherence comes access to higher-order capacities: perspective-taking, values-based decision making, deeper relational contact, and a more grounded sense of identity.
This is the essence of regenerative mental health. Nourishment influences the architecture that makes development possible. Food becomes both a mechanism of healing and a metaphor for leadership. When we tend to the ecology within us, we increase our ability to tend to the ecologies around us.
Conclusion
Food choices, mindful eating, and embodied practices are central to mental and emotional wellbeing. When approached from a systems-oriented and compassionate lens, they open pathways to resilience, joy, and self-leadership. This integrative perspective is one I feel responsible for advancing as a clinician and educator. Nourishment is not restriction. Mindfulness is not moralism. Food is biology and meaning, structure and story. When we honor its role in the system of the self, it becomes a powerful source of healing and transformation.
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