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14 min 58 sec
Available in:English

The Better Brain: Overcome Anxiety, Combat Depression, and Reduce ADHD and Stress with Nutrition

Shows how what you eat shapes anxiety, low mood, attention and stress. It also gives a practical plan for eating real food, clearing out processed products and choosing multinutrient supplements that support the brain.

Table of Content

If stress, low mood or scattered focus are wearing you down, the usual answer is a pill. Yet more prescriptions are written every year while recovery rates stay flat and suicides rise. In The Better Brain, research psychologist Bonnie J. Kaplan and clinical psychologist Julia J. Rucklidge argue that one of the most neglected treatments is already in your kitchen. The brain, they explain, builds its mood chemicals from nutrients, so what you eat shapes how you think and feel.

The stakes are large. Across America, a mental health condition is reported by one person out of every five. Once families are counted, about half the country feels the effects. Food, the authors say, costs little and carries far fewer side effects than most drugs. Their argument runs from a boy whose symptoms faded on vitamins and minerals, through bees, gut bacteria and large population studies, to a concrete plan for the plate, the pantry and the supplement shelf.

A boy with severe symptoms had tried every treatment, including a hospital stay, and none of them held. What finally worked cost a tiny fraction of his care, which raises an awkward question about why it is so rarely offered.

Inside a beehive, genetically identical larvae grow into either a queen or a sterile worker, and the deciding factor is surprisingly ordinary. The same principle, in milder form, governs the chemistry behind your moods.

Scientists moved gut bacteria from nervous mice into confident ones, and the two groups ended up trading places. It suggests that some of what you feel may begin far below your head, shaped by forces from soil to medicine.

Researchers followed fish eaters in Japan, mothers in Norway and schoolchildren in California. The patterns they found are hard to ignore, and they reach from what mothers eat to how their children think and behave.

Keto, paleo, meat only, no meat ever: diet advice contradicts itself so loudly that many people stop listening. The authors replace the noise with one test you can apply in any store or kitchen.

Your great-great-grandparents ate in a year the amount of sugar many people now eat in a few days. Getting rid of it, and of stranger additives, depends less on willpower than on how you plan the change.

Most people who take vitamins swallow one nutrient at a time and dose by official guidelines. The authors think both habits leave the brain short, and they explain what a better regimen looks like.

Kaplan and Rucklidge are asking you to look somewhere new. When mood, focus or calm slip, most people reach for the medicine cabinet. The authors accept that drugs play a real part in treatment. Their point is that the kitchen deserves far more attention than it gets, because the brain makes its chemistry from whatever arrives in the blood. A bee becomes a queen or a worker depending on what it is fed. A human mind follows a gentler version of the same rule.

The plan they support is modest. Fill half your plate with fruit and vegetables, and choose foods a great-great-grandmother would know. Pick one specific cut, such as sugary drinks on weekdays, and tell someone about it. Consider a broad multinutrient instead of a shelf of single pills, and give it a few months.

Parents get their own tools. Swap baked goods for trail mix and chips for air-popped popcorn. The authors also describe the thank you bowl. A vegetable the child has refused is set on the plate next to an empty bowl. The child chews it, and if they still dislike it, they can spit it out and say thank you. Nobody fights, and the child keeps tasting.

In the authors’ telling, a better brain is built one meal at a time.

About this book

What is this book about?

Prescriptions for depression, anxiety and ADHD keep climbing, yet recovery rates have not moved and suicides have risen. Research psychologist Bonnie J. Kaplan and clinical psychologist Julia J. Rucklidge argue that psychiatry has overlooked a cheap treatment with few side effects: food. Their case starts with the brain as a hungry organ. Making a single mood chemical such as serotonin takes eleven separate nutrients. What we eat shapes how genes are expressed and feeds the gut bacteria that seem to influence emotion. The authors back this with studies from Japan, the Netherlands, Norway and California, and with trials of multinutrients, pills that combine many vitamins and minerals. The second half is a plan. Eat food your great-great-grandmother would recognize, build your plate around vegetables and fruit, cut sugar and processed products, read labels with suspicion and set specific goals. Then consider a broad multinutrient, dosed for how well the brain works, not only for avoiding deficiency. Readers get a clear explanation of why diet matters for the mind and concrete steps for the kitchen, the grocery store and the family table.

Book Information

Rating:

Genre:

Health & Nutrition, Mental Health & Wellbeing

Topics:

Brain Health, Nutrition

Publisher:

HarperCollins

Language:

English

Narrator:

Julia

First published:

April 20, 2021

Pages:

368

Length:

14 min 58 sec

Get the book:

Amazon

Who it's for

  • Managing mood or attention

    People living with anxiety, low mood, ADHD or stress who want to know what diet can add to their care.

  • Worried parents

    Parents worried about a child's behavior, focus or picky eating.

  • Professionals questioning their diet

    Busy professionals who live on processed food and suspect it is affecting their thinking.

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About the Author

Bonnie J. Kaplan

Bonnie J. Kaplan, PhD, is a research psychologist who has held a faculty post at the University of Calgary's Cumming School of Medicine. Julia J. Rucklidge is a Canadian-born clinical psychologist who has led Te Puna Toiora, a research lab at New Zealand's University of Canterbury. Both have spent their careers studying how nutrition affects mental health. Between them they have published more than 300 peer-reviewed papers, many of them on vitamins, minerals and brain health.

Ratings & Reviews

Ratings at a glance

4

Overall score based on 390 ratings.

What people think

Listeners value the evidence-based research regarding nutritional impacts on mental wellness, as one individual points out the thorough analysis of micronutrients. This accessible and clear guide is described as compelling by listeners, with one person remarking that it touches on all essential foundations. There is appreciation for its effectiveness in mood stabilization, and one listener notes the inclusion of useful advice for healthy eating on a limited budget.

Top reviews

Leila

The level of validated research presented here is staggering and provides a much-needed wake-up call for the mental health industry. Kaplan and Rucklidge offer a comprehensive look at how micronutrients act as the building blocks for our neurotransmitters. This isn't just another fad diet book; it's a scientific deep-dive that remains accessible for the average reader. Personally, I found the sections on mood stabilization particularly enlightening. It's refreshing to see authors who aren't afraid to challenge the 'chemical imbalance' narrative with actual data on nutritional deficiencies. To be fair, some might find the supplement talk repetitive, but given the depleted state of our modern soil, it makes sense. This book gave me practical tools to improve my brain health without breaking the bank.

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Ratree

This book should be mandatory reading for anyone ready to redefine their relationship with mental health. As a professional athlete, I know that what you put in your body dictates how you perform, but I never fully connected it to my emotional stability. The authors explain the importance of micronutrients in a way that is both comprehensive and easy to understand. I love that they included a whole chapter of recipes and food lists. Not everyone can afford fancy supplements, so the focus on accessible nutrition is vital. Frankly, it’s about time we stopped treating the brain as if it’s separate from the rest of the body. My energy levels have skyrocketed since I started following the Mediterranean-style suggestions found in these pages.

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Carter

As someone who's always struggled with anxiety, I found this book to be a total game-changer. Kaplan and Rucklidge provide validated research that proves we can’t ignore nutrition when it comes to brain health. It’s written in such an engaging, easy-to-read style that I finished it in two sittings. The focus on micronutrients helped me understand why my previous diets weren't working. I've already started the Mediterranean approach they suggest, and the difference in my mental clarity is night and day. Got to say, the recipe section is a huge bonus. It makes the transition to healthy eating feel practical rather than overwhelming. This book offers a message of hope and empowerment for anyone who feels stuck in the traditional psychiatric system.

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Soontorn

After hearing about the link between nutrition and mental health for years, I finally picked this up. The authors make a compelling case for the Mediterranean diet and micronutrients. I appreciated the validated research, even if the writing felt a bit academic at times. Some of the practical tips for eating well on a budget were a nice surprise, especially since healthy food is often seen as a luxury. I did find the supplement chapters a bit heavy-handed. They insist they have no financial ties to the companies mentioned, but the focus on specific brands felt a little like a sales pitch. Despite that, the recipes are great. My mood has definitely felt more stable since I started incorporating more of their advice into my daily routine.

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Nam

Finally got around to reading this and I’m impressed by the depth of the research. The authors do a great job of showing how nutrition is an uphill battle in a world dominated by pharmaceuticals. I particularly liked the section on budget-friendly eating; it debunked the myth that you have to be wealthy to eat for your brain. One minor gripe: the supplement talk was a bit excessive. I understand the soil is depleted, but I would have preferred more focus on whole foods. Still, the Mediterranean diet basics are well-explained and the mood stabilization benefits are real. In my experience, even small changes like swapping chips for popcorn made a difference. This is a solid resource for anyone looking for alternative mental health support.

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Somrutai

It’s fascinating to see how long it takes for medical breakthroughs to reach the general public, like the scurvy example mentioned in the epilogue. Kaplan and Rucklidge make a compelling case for why we should stop relying solely on pharmaceuticals for our mental well-being. To be fair, I did find the forty pages of recipes a bit excessive for a book that is supposed to be about neurobiology. However, the list of food swaps—like trading fried food for air-fried alternatives—was genuinely helpful for my daily routine. I appreciate the push for more micronutrient research because our current system is clearly lagging. While I’m not totally sold on the specific supplement brands they mention, the overall philosophy is hard to argue with.

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Narongrit

The core message here is solid, but the execution left me wanting more. I definitely agree that our diets are making us sick. However, the science I was looking for felt barely delved into in favor of pushing specific 'broad-spectrum' multivitamins. The dietary advice is very straightforward, almost to the point of being boring for anyone who already follows basic nutrition news. To be fair, the results they share from their studies are genuinely interesting. I did enjoy the overall philosophy of the authors, yet I can't shake the feeling that this was a vehicle for selling products. Hopefully, more independent research will eventually bridge the gap they’ve identified in the current medical field. It’s an okay starting point for beginners.

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Priya

Ever wonder why our doctors rarely ask what we eat during a mental health crisis? This book explores that untapped conversation and highlights the massive time lag in medical adoption, using the discovery of scurvy as a powerful example. While the research into micronutrients is fascinating, the tone of the book felt a bit off. At times, it seemed like they were encouraging people with severe conditions like bipolar disorder to ditch their meds entirely. That feels like dangerous territory. The truth is, nutrition is a piece of the puzzle, not the whole thing. I liked the recipes, but I skipped most of the forty-page cooking section because I’m just not looking for a new repertoire. It’s an interesting read, but take it with a grain of salt.

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Wanida

I really wanted to like this book given how much I struggle with focus, but it felt like a long-winded sales pitch. The dietary advice was incredibly basic—don't eat sugar and stick to a Mediterranean diet—which is stuff you can find for free in any health blog. Where they completely lost me was the heavy emphasis on specific broad-spectrum supplement brands. They claim to have no financial connection to these companies, yet they insist these are the only formulations that actually work. It feels disingenuous. Not gonna lie, I was looking for deep neurobiological insights, but instead, I got a recipe book and a supplement catalog. If I can't get these nutrients from actual food or nature, I’m simply not interested in pursuing it further.

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Chee

Look, I’m all for holistic health, but some of the claims in here are frankly ridiculous. Suggesting that people with severe conditions like schizophrenia should potentially swap their meds for vitamins is a bridge too far. The authors even imply that modern life is less stressful than in the past, citing the internet as a positive tool for mental health. Truth is, that part felt like pure satire. Has anyone involved in this book actually seen the state of social media lately? While the Mediterranean diet tips are fine, they are buried under a mountain of supplement promotions for brands they 'just happen' to work with. I appreciate the recipes, but the core message is skewed by a bizarre dismissal of the complexities of mental illness.

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Questions about this book

Bonnie J. Kaplan and Julia J. Rucklidge argue that nutrition is a neglected treatment for mental health. The brain builds mood chemicals from nutrients. Serotonin alone takes four vitamins and seven minerals. So diet shapes how we think and feel. The authors recommend eating real, traditional food, cutting sugar and processed products, and adding broad multinutrient supplements, and they cite studies linking diet to depression, aggression and child development.

Multinutrients are pills or capsules that combine many vitamins and minerals, ideally with amino acids and fatty acids. The authors argue that nutrients work together, so the combination does more than single tablets like vitamin C or iron. They cite research showing less irritability, aggression and self-harm, and better sleep. They also note that official RDAs are set to prevent deficiency, not for the brain to work at its best.

The authors say to eat real food your great-great-grandmother would recognize, and to avoid things sold in boxes, bags or cans or bought at gas stations and fast-food counters. They link the Mediterranean diet most closely to brain health and praise leafy greens, cruciferous vegetables, peppers, fish and traditional cuisines. They suggest a plate that is half fruit and vegetables, a quarter carbohydrates and a quarter protein.

The authors explain that gut bacteria appear to influence emotions. In one experiment, gut microbes moved from anxious mice into outgoing mice made the animals swap temperaments. They argue that mineral-poor soil, fast farming, pesticides, antibiotics and antiseptics all change the gut microbiome, with knock-on effects for the brain. Scientists suspect links between certain gut bacteria and ADHD or schizophrenia, and probiotics and related treatments show early promise.

Start by clearing processed food and sugary drinks from your kitchen. Then set a specific goal, such as no sugary drinks on weekdays, start at a calm time and share it with others. Cook at home from a pantry of staples like beans, lentils and olive oil, and shop with a list. For children, the authors suggest healthy swaps and a thank you bowl for vegetables the child has rejected.

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