Nutrition is the most neglected, underutilised asset in health.
There’s a plethora of research and evidence showing the merit of diet as lifestyle medicine. The gap is not research — the gap is communication, education and application.
"Nutrition is not a competitor to the medical model, it’s a companion. It’s not a threat, it’s an ally."
Lisa Cutforth
BSc. Hons. (Nutrition & Psychology) · Walsh Protocol Practitioner
"What's Nutrition Got to Do with It?"
For the last 25 years I have been a fierce advocate of the nutrition connection in health and in treating and preventing illness.
I’ve answered the question: “What’s nutrition got to do with it?” more times than I can count.
I’ve defended nutrition, healthy eating, my advice and nutrition screening and testing to family, to friends, to colleagues, to doctors, to psychologists, psychiatrists, and to specialists including dermatologists, oncologists, and endocrinologists.
Nutrition is not separate to health. It’s the foundation. It’s not a competitor to medicine or the medical model, it’s a companion. It’s not a threat, it’s an ally.
Eating is one of the most intimate, lifesaving and risky things you can do with the environment… your body understands more about a mouthful of what you ingest at a cellular level than I could try to explain in a lifetime.
This platform helps you explore the multilayered interaction of nutrition on every aspect of health — and the crazy part is, this is just the tip of the iceberg.
Four Disciplines. One Coherent Practice.
We synthesize dietary interventions with neurochemistry, psychology, and functional genetics.
Clinical Nutrition
Targeted dietary protocols based on comprehensive pathology, therapeutic micronutrient windows, and cellular cofactors.
Psychology
Understanding the behavioural and cognitive feedback loops that govern nervous system tone, eating dynamics, and physiology.
Neuroscience
Optimizing neurotransmitter synthesis (serotonin, dopamine, GABA) and quenching microglial neuroinflammation.
Nutrigenomics
Interpreting SNP polymorphisms (MTHFR, COMT, DAO) to tailor methylation support and epigenetic gene expression.
Explore the Nutrition Connection
Choose an area of health to see the physiological connection, key biomarkers we test, and where targeted nutrition enters to restore systemic balance.
Neuro-Psychiatry & Mental Health
Gut-Brain Axis & Microbiome
"Vagus Nerve Signalling, Neurotransmitter Production & Intestinal Permeability"
Over 90% of the body's serotonin and a significant portion of GABA are generated in the gastrointestinal tract. Intestinal dysbiosis and leaky gut directly trigger neuroinflammation through bacterial lipopolysaccharides (LPS).
Biochemical Mental Health
"Walsh Protocol, Methylation & Neurochemical Individuality"
Mental health conditions are intimately linked to nutrient imbalances, methylation status, pyrrole disorder, and heavy metal toxicities that disrupt neurotransmitter synthesis.
Anxiety & Nervous System Regulation
"GABA-Glutamate Balance, Copper/Zinc Ratios & Sympathetic Dominance"
Chronic anxiety is frequently driven by excitatory glutamate toxicity, elevated copper-to-zinc ratios, and impaired GABA synthesis due to nutrient depletions.
Depression & Neuroinflammation
"Monamine Synthesis, Kynurenine Pathway & Epigenetic Expression"
Depression is not simply a 'chemical imbalance' — it is frequently an inflammatory condition where systemic cytokines shift tryptophan metabolism away from serotonin toward neurotoxic kynurenine.
ADHD & Cognitive Focus
"Dopamine Pathways, Iron Co-factors & Pyrrole Depletion"
Attention deficits and executive dysfunction correlate with impaired dopamine receptor density, low serum iron/ferritin, zinc deficiency, and elevated urinary pyrroles.
Eating Disorders & Anorexia Recovery
"Zinc Depletion, Taste Alteration & Psychological Physiology"
Anorexia nervosa creates a severe zinc deficiency loop: low zinc causes loss of taste and appetite, which deepens restriction and anxiety. Rebuilding biology is key to psychological recovery.
Cognitive Optimization & Nootropics
"BDNF, Synaptogenesis & Peak Executive Brain State"
Maximizing cognitive output, memory retention, and mental stamina requires optimizing cerebral blood flow, acetylcholine availability, and brain-derived neurotrophic factor (BDNF).
Systemic Health, Hormones & Endocrine
Women's Health & Hormones
"The Menstrual Cycle, Endocrine Precision & Oestrogen Metabolism"
Hormone synthesis, follicle maturation, and endometrial cycling require precise nutritional inputs across all 28 days. From heavy menstrual bleeding to perimenopausal transition, targeted nutrition balances oestrogen detoxification, luteal progesterone support, and thyroid interactions.
Adrenal & Stress Physiology
"HPA Axis Regulation, Cortisol Dynamics & Executive Resiliency"
Chronic stress alters the hypothalamic-pituitary-adrenal (HPA) axis, depleting vital cofactors required for cortisol synthesis, catecholamine regulation, and thyroid activation.
Sleep Architecture & Melatonin
"Circadian Rhythm, Pineal Synthesis & Glymphatic Clearance"
Quality sleep is the primary period for glymphatic brain detox and cellular repair. Disrupted sleep stems from circadian mis-alignment, low melatonin synthesis, or nocturnal cortisol spikes.
Cardiovascular Health & Lipidomics
"ApoB, Endothelial Function & Oxidized LDL Prevention"
Cardiovascular risk goes far beyond simple cholesterol numbers. Endothelial health, particle count (ApoB), Lipoprotein(a), and arterial calcification drive true cardiovascular longevity.
Metabolic Resilience, Immunity & Oncology
Metabolic Health & Obesity
"Insulin Resistance, Leptin Sensitivity & Adipose Inflammation"
Weight loss resistance is rarely a matter of willpower. It stems from chronic hyperinsulinemia, mitochondrial sluggishness, thyroid conversion blocks, and adipose tissue inflammation.
Integrative Oncology & Cancer Support
"Metabolic Therapy, Immune Surveillance & Cachexia Prevention"
Nutritional oncology works alongside standard medical treatments to enhance treatment efficacy, reduce chemotherapy toxicity, support immune surveillance, and preserve lean tissue.
Immune System & Autoimmunity
"T-Reg Cell Function, Secretory IgA & Chronic Inflammation"
A resilient immune system requires precise balance between pathogen defense and self-tolerance. Autoimmunity occurs when T-regulatory cell balance breaks down.
Nutrigenomics & Epigenetics
"MTHFR, COMT, ApoE & Personalized Epigenetic Expression"
Your genes are not your destiny — they are your blueprint. Nutrigenomics decodes single nucleotide polymorphisms (SNPs) to tailor precise nutrient protocols that optimize gene expression.
The Nutrition & Hormone Connection: Menstrual Cycle
Explore our live interactive map: ovulating cycle, perimenopause, pregnancy, breastfeeding, hormonal contraception, and amenorrhea. Track oestradiol, progesterone, LH, FSH, and prostaglandins across 28 days with precise nutrient entry points.
What You'll Uncover:
- Heavy menstrual bleeding and the iron-ferritin dopamine trap.
- How omega-3 to omega-6 ratios calm prostaglandin cramping.
- Why luteal progesterone deficiency triggers 3 AM waking.
Your Biology, Precisely Understood.
Most clients who come to Lisa have already tried everything else. We unravel complex cases through genetics, biochemical testing, and targeted nutrient therapies.