Youâve probably heard of the paleo diet, also known as the Paleolithic diet or the âcaveman diet.â This diet trend is all about reverting back to the unprocessed diets that our caveman ancestors ate, rejecting not only modern processed foods and their alleged associated health risks, but also carbs, beans, and bean-derived foods, like tofu.
If that sounds impractical for the average human, youâre right. âIâm all about vegan diets and whole food diets, but even I believe this is overly restrictive,â Dana Ellis Hunnes, PhD, MPH, RD Senior Clinical Dietitian at UCLA Medical Center, and author of Recipe for Survival, tells VegNews.
Hereâs the rundown of what you can eat on a paleo vegan diet, plus why itâs not sustainable in the long run.
What is a paleo vegan diet?
Hailing from the 1970s, the paleo diet was designed to emulate the way humans of the Paleolithic era, or the Old Stone Age humans would eat some 2.5 million years ago. By this point, early humans used fire to cook food and had access to stone tools that allowed them greater access to more resources and a better chance of survival.
Obviously, early humans didnât have access to instant ramen and vegan boxed mac and cheese. But, that doesnât mean that they followed the modern paleo diet.
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Although diets differed across global regions, archaeological evidence and the modern study of tribes that still practice hunting and gathering has allowed researchers to make educated guesses about what real-life Paleolithic people ate. This includes tubers, nuts, seeds, edible flowers, barley, and legumesâthose latter two will be important later on.
In addition to that, Old Stone Agers would likely eat small game meat where available, but this likely made up no more than 3 percent of their diet. Coastal-dwelling Paleolithic humans would have access to seafood and itâs also likely that people worldwide added insects, honey, and honeycomb to their diet.
Notably, the bulk of protein from the non-vegan paleo diet comes from meat and seafood because, despite evidence that real-life Paleolithic humans ate them, legumes arenât allowed. The same goes for grains.
Those prehistoric humans had access to barley, but no grains are allowed in the contemporary paleo diet, following diet trends that call for people to restrict carbs.
What canât you eat on a paleo vegan diet?
As you may have noticed above, the real-like paleo diet included barley, some of the earliest-known cultivated grains and legumes. But, the modern paleo diet prohibits both grains and legumes.
One of the main criticisms of the paleo vegan diet is that itâs not truly reflective of the way people ate. The other is that itâs prohibitive.
âA paleo vegan diet is very restrictive and dangerous,â Kathryn Bonilla Strickland, RDN, and founder of the Plant Centered Dietitian, says. âIt restricts many nutrients such as iron, protein, zinc, and magnesium that our body needs to function. This diet can easily lead to many nutrient deficiencies.â
Foods that are restricted from a paleo vegan diet include:
- Alcohol: Beer, wine, liquor, etc.
- Beans and legumes: Black beans, chickpeas, navy beans, split peas, mung beans, edamame, tofu, tempeh, peanut butter, and even soy sauce
- Grains and pseudo-grains: Rice, barley, oats, quinoa, corn, farro, bread, pasta, tortillas, cereal, grits, and more
- Dairy: Most dairy products are out, but some Paleo-followers use grass-fed butter and milk
- Highly processed foods: Ready-made meals, snack foods, fried foods, fast food, artificial sweeteners, protein powder, and more
- Sugary foods: Candy, chocolate, soda, and other soft drinks
- Certain oils: Hydrogenated oils aka trans fats, soybean oil, sunflower oil, and more
What can you eat on a paleo vegan diet?
The theory behind the paleo diet is that if your Stone Age ancestors couldnât hunt or gather it, itâs not okay to eat.
âThere are not any upsides to being on a strict paleo vegan diet,â Strickland says. âIf you do decide to be on a paleo vegan diet then work with a registered dietitian for a well-balanced plan to meet all your nutrient needs.â
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That makes options limitedâespecially when you account for the fact that meat, fish, and eggs are considered to be the main source of protein on this diet. When you take away all of the animal products, paleo vegan-friendly foods include:
- Fruit: Apples, bananas, oranges, pears, grapes, melons, avocado, strawberries, blueberries, raspberries, peaches, and more
- Vegetables: Broccoli, Brussels sprouts, green beans, cauliflower, carrots, cabbage, potatoes, sweet potatoes, onion, peppers, and more
- Nuts and seeds: Almonds, chia seeds, cashews, walnuts, pistachios, sunflower seeds, flaxseeds, pecans, hazelnuts, etc.
- Certain plant oils: Extra virgin olive oil, avocado oil, walnut oil, flaxseeds oil, and others
- Salt and spices: Thyme, oregano, chili powder, turmeric, paprika, pepper, etc.
- Drinks: Water
Is a paleo vegan diet healthy?
The paleo vegan diet is built on a good foundation in that it encourages people to eat primarily whole, plant-based foods, which is associated with a lot of benefits.
Research has linked diets high in highly-processed foods like deli meats and most fast food to chronic diseases like heart disease, Type 2 diabetes, and certain cancers. But, the paleo vegan diet may not be healthy for you in the long run for a number of reasons.
Itâs restrictive
The Paleo vegan diet leaves little space for wiggle room and a 100-percent by-the-books adherence is difficult.
Some people follow the general guidelines of a paleo diet, such as the focus on minimally processed foods, but allow themselves to eat whole grains like brown rice, pseudo-grains like quinoa, and other âforbidden foodsâ like dark chocolate, wine, or coffee.
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âWhile it is possible to get enough calories, vitamins, and protein on a paleo vegan diet,â Hunnes explains, âI see it as unnecessary and less healthy than a whole-food, vegan diet because it is overly restrictive in my mind and requires excessive amounts of planning.â
If the de-emphasis on highly processed foods is appealing, a whole-foods, plant-based diet also follows the paleo dietâs principle of filling your plate with produce. But, it doesnât exclude important proteins such as legumes and tofu nor does it cut out whole grains and whole wheat pasta.
Grains and legumes arenât allowed
For starters, grains and legumes arenât allowed.
âLectins, found in legumes, are only harmful if consumed raw or from undercooked legumes,â Hunnes explains. âGrains are a wonderful source of fiber and B vitamins as well. Cutting these two food groups out is excessive.â
Rice, oats, pasta, noodles, and bread are staple foods in the majority of global diets. Theyâre high in carbohydrates, which provide you with energy and support other bodily functions. According to the Dietary Guidelines for Americans, carbs should make up between 45- to 65-percent of your diet.
While processed grains such as white rice and pasta contain little nutritional value, whole grains contain vitamins and minerals.
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The other problem is the near-lack of plant protein. This macronutrient also supplies you with energy, but it also helps your body repair cells and create new ones.
Usually, someone following a vegan diet would get their proteinâwhich should make up between 10- to 35-percent of your dietâfrom a mixture of beans, lentils, tofu, and plant-based meat.
Even though nuts and seeds contain protein, they donât hold a candle to lentils and beans. A single serving of almonds contains 7 grams of protein. Meanwhile, a half-cup serving of lentils packs 12 grams of protein.
It can be expensive
Legumes are one of the worldâs most affordable sources of protein, but theyâre not allowed on a paleo vegan diet. Nuts and seeds, meanwhile, can be pricey in large quantities.
Minimally processed frozen fruits and vegetables can be more cost-effective than their fresh counterparts. However, consuming enough calories per day without beans, lentils, or grains means upping your consumption of produce, which can tack a lot onto your annual food expenses.
As always, you should consult with your doctor or a dietitian nutritionist if you plan on making any big changes to your diet.
Source: Vegnews.com