If you're reading this post, by now, you’ve probably realized that low-fat diets are neither sustainable, nor safe. The word “diet” comes from the Greek “dieta” meaning “way of life,” not a temporary weight-loss trick. I’ve reviewed the following books for you to sift through the overwhelming amount of information about a “healthy diet” that's out there. Read the reviews, pick your favorite, and get started!

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Eat Dirt, by Dr. Josh Axe

Thesis

We need to reconnect with our food roots and heal our guts with wholesome foods and probiotics. “The gut is not simply a food-processing center—the gut is the center of health itself” (xv). “Just like a boat that’s sprung a leak, no amount of bailing will keep our overall health afloat if we don’t first stop to fix the leak” (12).

Unique Points

Worldview

The author comes from a Christian point of view, referencing “creation” (50) and Bible passages regarding essential oils (93). He calls Solomon “the wisest man who ever lived” (84), and calls unborn children “babies” while they are still in the womb (56). The author encourages reading Scripture and praying to help manage stress, but also encourages “meditation and relaxation” which may be more controversial (217).

Food Recommendations

Compare/Contrast with Other Diets

This book focuses on gut health and the importance of probiotics much more than any of the others reviewed here. It’s also the newest of the books with the latest research (March 2016). Compared to the info in Bulletproof, Eat Dirt encourages more consumption of grain and fruit sugar, depending on the type of leaky gut a person may have.

My Critique

Dr. Axe tends to recommend buying foods that can be made easily, like kefir, fermented foods, and seed crackers. If cost is keeping you from implementing a diet like this, know that so many things can be made at home to keep expenses low. Otherwise, I enjoyed the book. It is very customizable based on your own symptoms. The science was very convincing, up-to-date, and accessible.

The Daniel Plan, by Rick Warren and Daniel Amen

Thesis

“Your body is holy because God made it, and everything God makes has a purpose. We are to bring glory to God with our bodies, so we can’t compartmentalize our lives and think that we can divorce our bodies and live as if only our spirit matters” (19). Therefore, what we put into our bodies matters, and when we live healthy lives, we can serve God in our own unique ways.

Unique Points

Worldview

The worldview of this book is ostensibly Christian, and it was written primarily by a well-known Christian pastor. Many Scripture passages are quoted throughout. However, non-Evangelical readers may sometimes disagree with the application of some Scripture passages.

Food Recommendations

Compare/Contrast with Other Diets

The Daniel Plan emphasizes lean, grass-fed meat, and discourages consumption of red meat (93). Most of the other books would disagree with this stance. The Daniel Plan seems to miss the importance of fat in nourishing the body. Even the Bible promises “fat” to be in the banqueting table in Heaven (Isaiah 25:6, a passage which the one-year historic Lutheran lectionary assigns to both All Saints Day and the Second Sunday after Trinity).

My Critique

I was surprised that I mostly like this book. Before I read it, my impression was that it encouraged a vegetarian diet. It doesn’t. It shares a lot of natural law food ideas that I find agreeable. However, there isn’t much about the importance of probiotics or the dangers of gluten. I also think the authors get it wrong when it comes to encouraging whole grain consumption.

As a former sugar/carb addict, I find the nuanced recommendations about sugar to be difficult to traverse. The Daniel Plan allows for natural sugars to be used as an occasional treat, but “occasional” is very vague and can easily be abused. Also, it’s extremely difficult to remain nourished without consuming animal products. There are also some finer details in the food recommendations that could have been clarified. Yes, raw nuts are a healthful food, but the book doesn’t mention that they should be soaked first to deactivate the phytates. Also, olive oil is a healthful choice, so long as it isn’t heated.

I sincerely believe anyone could benefit from following this diet coming off of the standard American diet. However, after an initial healing period, there’s a lot more a “sick” person could do to tweak his or her own eating habits and increase personal health by going above and beyond the Daniel Plan recommendations.

The Maker’s Diet, by Jordan Ruben

Thesis

This book is a testimony to God’s healing for one man who reversed Crohn’s disease. Through his personal journey and diet recommendations, readers can implement healing protocol and improve their health.

Unique Points

Worldview

The author is a Messianic Jew. He believes in the Bible and Jesus for salvation. Throughout the book he specifically prays to God of the Apostle’s Creed, thanking Him for food and asking for healing.

Food Recommendations

Compare/Contrast with Other Diets

This book is similar to Eat Dirt, with its focus on a healthy gut needed for full-body health. The two books share an emphasis on therapeutic-strength probiotics and fermented foods. The Maker's Diet also shares a Biblical worldview with The Daniel Plan, though the two disagree somewhat in their specific food recommendations.

My Critique

It’s a challenge to sift through the Biblical recommendations in the book. Are these items prescribed by God for all times, or merely given to the Israelites? If we say we follow “Biblical” teaching about food, like abstaining from pork, where does that leave Peter’s New Testament vision of all foods becoming clean? However, the point remains that Rubin’s recommendations are vastly different than the standard American diet, and regardless of one’s convictions regarding an Old Testament diet, there is much good in his recommendations. The Maker’s Diet is vastly superior to a typical diet in America today and anyone can find benefits in following the plan.

The Bulletproof Diet, by Dave Asprey

Thesis

Replete with computer software and superhero analogies, this book’s focus is fat. Good, old, naturally sustaining, calorie-laden, energizing fat.

The purpose of diet is to feed and nourish the mind and body (32). Any diet should accomplish at least these five things: provide energy for brain, supply fuel for body, give nutrients to cells, limit exposure to toxins, and satisfy the eater (23). A diet high in healthful fats, and low in mold and other toxins, does just this. The Bulletproof Diet is not just about losing weight; the number one reason BPD is so effective is that it gives you back your willpower instead of sapping it (24), through satiating healthy fats.

Unique Points

Worldview

I’m not sure whether author Dave Asprey ascribes to a specific religion, but if he does, it isn’t Christianity. He discusses the evolution of the brain (x, 79). He’s a zen master and advocates yoga, deep-breathing, and meditation (112). He mentions some of the practices of other religions, such as Jainsim and Islam. For all of the importance of fasting in the Bulletproof Diet, the Bible’s prescription for fasting in the Old Testament is never mentioned.

Food Recommendations

Compare/Contrast with Other Diets

Both Bulletproof and Whole 30 emphasize individuality and seeing what works for you after the initial dietary changes. Bulletproof is somewhat more strict in its protein recommendations, stating that chicken is inferior to beef and lamb, due to a lower iron content and a higher omega-6 ratio.

My Critique

I feel generally undereducated about ketosis and underqualified to analyze Dave Asprey’s take on it. But, if he’s right, there’s a lot of good that could come out of occasional fasting. He recommends a certain variety of coconut oil that is derived from processing and concentrating. I’m not sure how that fits with my personal philosophy about eating whole, natural foods. I appreciate the research and clarification of how to meld coffee into a healthy lifestyle. I also treasure the explanation of how eating fat can help a person lose fat and become healthier. That has been essential in my own journey.

It Starts With Food (a.k.a. The Whole 30), by Dallas and Melissa Hartwig

Thesis

“We eat real food—fresh, natural food, like meat, vegetables, and fruit. We choose foods that are nutrient-dense, with lots of naturally occurring vitamins and minerals, over foods that have more calories but less nutrition. And food quality is important—we are careful about where our meat, seafood, and eggs come from, and we buy organic, local produce as often as possible. We eat as much as we need to maintain strength, energy, and a healthy body weight. We aim for well-balanced nutrition, so we eat both plants and animals. We get all the carbohydrates we need from vegetables and fruits, while healthy fats like avocado, coconut, and olive oil provide us with another excellent source of energy. Eating like this allows us to maintain a healthy metabolism and keeps our immune system in balance. It’s good for body composition, energy levels, sleep quality, mood, attention span, and quality of life. It helps eliminate sugar cravings and reestablishes a healthy relationship with food. It also works to minimize our risk for most lifestyle-related diseases and conditions, like diabetes, cardiovascular disease, stroke, and autoimmune conditions” (9). This philosophy of eating is based on Loren Cordain’s The Paleo Diet. The main difference is that the Hartwigs don’t really care about the history of what our ancestors ate. They care about health, research, and clinical experience (19).

The Whole 30 (meaning 30 days) revolves around the Four Good Food Standards. Food should:

  1. invoke a healthy psychological response;
  2. invoke a healthy hormonal response;
  3. support a healthy gut; and,
  4. support immune function/minimize inflammation (87).

Unique Points

Worldview

The authors state that Creationists are welcome. You don’t have to believe in evolution to make The Whole 30 work (20). There wasn’t much else in the book that was controversial, either pro- or anti-Christianity.

Food Recommendations

Compare/Contrast with Other Diets

The authors recommend against juicing. Most of the other books also oppose juicing fruit, but several think that juicing veggies is a great way to maximize nutrients (162). The Whole 30 also is concerned that overconsumption of protein can be just as bad as underconsumption (164). This was a new concept to me, one that I haven’t read in any of the other books. The authors urge readers to eat a fat- and protein rich-breakfast within one hour of rising in order to keep their hormones in check. This is at odds with the Bulletproof recommendation to consume only fat in the morning to extend your overnight fast, keeping you in ketosis. Both Bulletproof and The Whole 30 emphasize making initial dietary changes and then becoming your own experiment, listening to your body and implementing positive changes according to how you feel.

My Critique

My reaction to this book is that it is the simplest, most “do-able” of all of the reviewed books for anyone wanting to make positive changes. I personally agree with nearly all of the food recommendations. However, the authors state that “sugar=sugar=sugar” (92). In some ways, this is true in how insulin reacts, but on a chemical level, it is false. There’s a difference in how the body breaks down mono- and di-saccharides. While the topic is too technical to dissect in this blog, I feel the need to exonerate honey. I believe it is superior to table sugar because it is unprocessed and breaks down in a positive way in the body. I also feel a little disappointed that so little attention is given to the benefits of broth and probiotics in the diet. Only about half a page mentions them in the back of the book (256). However, I prefer the recipes and flavor ideas in The Whole 30 compared the suggestions in any of the other reviewed books.

Trim Healthy Mama, by Serene Allison and Pearl Barrett

Thesis

Sisters Serene and Pearl encourage mothers to lose weight, gain energy, and feel great by eating from every food group, but separating fat and carbs into different meals so the body only has one “fuel” to burn at a time.

Unique Points

Worldview

Both sisters are Bible-believing Christians, and daughters of Nancy Campbell. They specifically include every food group in their diet plan because God made every food group. While they themselves personally follow Old Testament food laws, they don’t bind the consciences of their readers.

Food Recommendations

Compare/Contrast with Other Diets

THM encourages consumption of grains far more than any of the other diets, except for maybe The Daniel Plan. If a woman chooses to follow THM, she should do so knowing what the research is showing about the concerns of modern grain consumption, including leaky gut, feeding bad bacteria, and the risk of cavities.

My Critique

I have been on the THM diet twice for about a year. I was following it very closely for several months when I had a health crisis in the spring of 2015. There are many good things about THM, including the emphasis on whole foods and clean eating. One concern I have with the THM diet has to do with stevia/erythritol. The authors cite a lot of research regarding its safety, needing to exonerate it since it’s nearly impossible for the plan to work without it. (Who wants to live permanently without sweets?) But I personally still felt an addiction to sweets while using it. I never really got satisfied. I also feel that using stevia everyday contributed to my adrenal fatigue. I can’t really blame this on THM, because the diet doesn’t “require” a person to consume the stevia. Also, the emphasis on separating fats and carbs was something I really had to work at to obtain weight-loss on THM. After getting the hang of it, it isn’t too hard. However, I didn’t need to separate my fats and carbs one bit while doing GAPS, and the extra pounds just melted off. I wonder if a person could lose weight without all of the fuss of separating the fats and the carbs, so long as they stuck to the main THM food list? Someone coming off of the standard American diet will find a lot of good with THM.

The Body Ecology Diet, by Donna Gates with Linda Schatz

Thesis

An estimated 1 in 3 people has a problem with candida overgrowth. It affects 80% of individuals with Crohn’s disease. Here are the main eating principles suggested by Donna Gates to effectively combat candida and support good health:

  1. Balancing Expansion and Contraction. Some foods expand the body’s systems, some contract it. Balancing these forces helps the body to heal.
  2. Alkaline/Acid. Prefer alkaline foods for healing, not acidic.
  3. The Principle of Uniqueness. Each of us is different and will heal in unique ways.
  4. Cleansing. Cleansing is necessary for healing, even though it usually makes symptoms worse temporarily.
  5. Food Combination. Eating non-compatible foods together leads to poor digestion.
  6. The 80/20 Rule. Two tips:
    1. Eat only until you are 80% full.
    2. Fill up your plate with 80% non-starchy veggies.
  7. Step-by-Step. Healing takes time. Be patient with yourself.

Unique Points

Worldview

Food Recommendations

Compare/Contrast with Other Diets

A particular chapter in the Body Ecology Diet critiques a variety of others diets—Low-Carb, Macrobiotic, Raw Food, and Vegetarian. BED is similar to Trim Healthy Mama in that it recommends eating food groups separately, but it disagrees about which groups and also the purpose of separation. (BED separates to aid digestion; THM separates to aid weight-loss.) BED has a section that compares and contrasts itself to D’Adamo’s Eat Right for Your Type (227). GAPS, BED, and Eat Dirt all share the importance of fermented foods as a commonality.

My Critique

Food separation based on digestion is a new concept to me and I found myself frequently questioning the statements of fact in the text. BED is by far the most “far out” of the books reviewed in this blog; it is difficult to understand unless you already have a background in Eastern or Ayruvedic medicine. The author frequently refers to her own line of foods and supplements, which I find annoying. However, even with these frustrations, there is much to be gained from the book, including an emphasis on whole, natural foods and veggies, in particular, as well as the importance of fermented foods in the diet. There is also a host of information about women’s health issues. This book would be a great place to start for a woman suffering from frequent yeast infections or menstrual issues.

Gut and Psychology Syndrome (GAPS), by Dr. Natasha Campbell-McBride

Thesis

The gut and the brain are directly connected. Any misbalance happening with digestion can manifest itself in the neurological system. When you heal the gut with diet and supplements, healing can happen for many other diseases, including ADHD, Autism, Anorexia/Bulimia, Schizophrenia, Depression, and more.

Unique Points

Worldview

“Mother Nature” is referenced and given credit throughout the book. The author may have thought of this terms as a compromise between evolution and monotheism, but Christians rightly will be bothered by its use. Otherwise, the majority of the book focuses on biology, with which Christians can readily agree, rather than history, where we might disagree.

Food Recommendations

Compare/Contrast with Other Diets

This book is the most biologically technical of the books reviewed here, but still accessible to an average reader who is highly motivated and willing to reread sections as needed. Also, many of the other diets are life-long. The GAPS diet is designed to be followed carefully for one to several years, but once healing has occurred, the patient may slowly introduce healthful non-GAPS whole foods.

My Critique

I have a special place in my heart for GAPS because this is my current diet! That being said, I recognize that it is an intense diet specifically for sick people who need to heal (though almost anyone at all would benefit from eating this way). The intensity of it is not needed for everyone. However, I do believe that more and more people in the coming decades are going to look to GAPS for guidance in using food to heal a variety of health problems. If you’re interested in our GAPS journey, read more here.

Synthesis

Diet isn’t all cut and dry. Do your research, read some books, talk to others about their experiences, and discuss ideas with your health care practitioner. Make a plan and and adjust it based on how you feel. Here are some overarching similarities among all of the reviewed natural diets:

 

Mrs. Marie K. MacPherson, vice president of Into Your Hands LLC, lives in Casper, Wyoming, with her husband Ryan and their children, whom she homeschools. She is a certified Classical Lutheran Educator (Consortium for Classical Lutheran Educators), author of Meditations on the Vocation of Motherhood (Old Testament vol., 2018; New Testament vol., 2023), and editor of Mothering Many: Sanity-Saving Strategies from Moms of Four or More (2016).