Based on the research and case studies of Barbara Reed Stitt.
For decades, the relationship between food and behavior was dismissed by mainstream psychology and medicine as mere speculation. But Barbara Reed Stitt — a probation officer turned nutrition researcher — blew that notion wide open. In her groundbreaking book, Food & Behavior: A Natural Connection, Stitt documents how diet has a profound and measurable effect on behavior, impulse control, learning, addiction, and even criminality.
Her research is not theoretical. It is experiential, applied, and transformative — especially for the most troubled populations.
Who Is Barbara Reed Stitt?
Barbara Stitt served as a probation officer in Ohio for over 20 years. Working with individuals convicted of violent crimes, addiction, theft, and chronic behavioral issues, she began to notice a pattern: almost all of them had highly erratic eating habits.
She observed:
- Chronic sugar consumption
- Excessive caffeine
- Artificial additives
- Processed, chemical-laden foods
- Skipping meals, binge eating, or emotional eating patterns
When she began to test these individuals for hypoglycemia, nutrient deficiencies, and food sensitivities, the results were shocking. Nearly 100% of her probationers had significant biochemical imbalances, directly tied to their diets.
The Core Idea: Nutritional Biochemistry Governs Behavior
According to Stitt, poor dietary choices disrupt blood sugar, brain chemistry, and hormonal balance, leading to:
- Irritability
- Rage
- Depression
- Low impulse control
- Anxiety and panic
- Poor concentration
- Learning disabilities
- Addictive cravings
When blood sugar drops or spikes repeatedly due to refined carbs and sugar, the brain is thrown into a state of chemical chaos. In many of her clients, these swings resulted in aggression, panic, theft, and drug-seeking behaviors — often within minutes of consuming certain foods.
Stitt’s radical proposal: Much of what we label as “criminal behavior,” “mental illness,” or “bad attitude” may simply be the body reacting to toxic or deficient fuel.
Case Studies: Real-World Transformation Through Diet
Stitt implemented nutritional rehabilitation programs for her probationers. This included:
- Cutting out refined sugar, white flour, caffeine, and chemical additives
- Introducing whole foods: fruits, vegetables, protein, whole grains, and natural fats
- Stabilizing blood sugar with regular meals and snacks
- Supplementing with key nutrients (especially B vitamins, magnesium, and zinc)
The results were extraordinary.
- Violent offenders became calm and cooperative.
- Addicts lost their cravings and regained emotional stability.
- Repeat offenders were stopped from cycling through the system.
- People described feeling “alive” and in control for the first time in their lives.
She later worked with schools and prisons to implement similar protocols, reporting:
- 80% reductions in behavioral incidents
- Dramatic academic improvement
- Increased motivation, attention, and empathy
The School Lunch Revolution: Appleton Central Alternative School
One of the most famous applications of her work occurred at the Appleton Central Alternative School in Wisconsin. Students there had been considered unmanageable — violent, defiant, failing academically.
After partnering with Natural Ovens Bakery and switching to whole foods:
- No suspensions or expulsions occurred in the first year
- Academic performance rose dramatically
- The school environment transformed
This case remains one of the most striking pieces of real-world evidence for the food-behavior link.
The Culprits: What Foods Cause the Most Damage?
According to Stitt and decades of supporting research, the primary offenders include:
- Refined sugar and high-fructose corn syrup — disrupt blood sugar, impair memory, and drive aggression
- Artificial colors and preservatives (especially Red 40, Yellow 5, BHT, BHA) — linked to hyperactivity, irritability, and reduced focus
- Caffeine and energy drinks — create false highs, irritability, and sleep disruption
- White flour and processed grains — spike insulin and crash mood
- Low-protein, low-fat diets — starve the brain of neurotransmitter precursors
- Nutrient-deficient processed food — leaves the brain without the essential materials to maintain emotional regulation
Food as Emotional Regulation
Barbara Stitt’s work revealed that many people self-medicate with food, unknowingly using sugar, carbs, and stimulants to control unstable moods caused by their very consumption.
This creates a vicious cycle:
- Poor food choice
- Biochemical chaos
- Behavioral consequence
- Emotional distress
- More poor food choices
Unless the diet is corrected, no amount of talk therapy, discipline, or incarceration can produce lasting change.
Why This Matters Today
Barbara Stitt’s insights, though decades old, are more relevant now than ever. We live in an era of ultra-processed food, skyrocketing mental health diagnoses, school violence, rising addiction, and mass incarceration.
And yet:
- Children eat breakfast cereals with more sugar than candy.
- Teens drink caffeine-loaded “energy” drinks daily.
- Prisons serve food that fuels aggression and apathy.
- Therapists rarely ask about diet when treating anxiety or rage.
- Food deserts and school cafeterias offer chemical garbage as meals.
Barbara Stitt’s legacy is clear: We are feeding biochemical dysfunction and punishing the behavior it produces.
Conclusion: Behavior Is Biochemistry First
Barbara Stitt didn’t treat criminals, addicts, or broken minds — she treated nutritionally starving brains. And when she fed them real food, they woke up.
Her work underscores the urgent need to:
- Rethink how we define mental illness and behavioral disorders
- Bring nutrition to the center of mental health, education, and criminal justice reform
- Teach parents, schools, and institutions that food is not neutral — it is programming
Her book, Food & Behavior: A Natural Connection, is not just a nutritional guide; it is a call to revolutionize how we view humanity, justice, and healing.
Because sometimes, the most violent people among us don’t need punishment. They need protein, magnesium, and a blood sugar reset. They need real food. And then, they can become real people again.
For educators, mental health professionals, and policymakers, Barbara Stitt’s work remains one of the most underutilized yet powerful tools for social transformation. It’s time we took it seriously.
Mark Colafranceschi, D.C. • Licensed Chiropractic Physician – Arizona License #009154 • Scottsdale, Arizona