Get rid of the temptation – if you’re gonna go at this thing with a full head of steam, remove all the junk food from your house.  It’s going to take a few weeks for your body to adjust to burning fat instead of glucose, and you might want to eat poorly here and there. If there’s no food in your house to tempt you, it will be much easier to stay on target.
The digestive abilities of anatomically modern humans, however, are different from those of Paleolithic humans, which undermines the diet's core premise.[4] During the 2.6-million-year-long Paleolithic era, the highly variable climate and worldwide spread of human populations meant that humans were, by necessity, nutritionally adaptable. Supporters of the diet mistakenly presuppose that human digestion has remained essentially unchanged over time.[4][5]
Experts estimate that our ancestors consumed a one-to-one ratio of calories from meats to produce. Since you have to eat a lot of salad to consume the same amount of calories in a steak, the paleo diet should ideally include mostly fruits and vegetables, Katz says. However, many people don't realize that and eat too much meat. Consuming excess protein and not enough carbs can cause kidney damage and also increase your risk of osteoporosis, Dr. Ochner says. Plus, since most of today's meats are higher in saturated fat than those of yesteryear, it can increase the risk of heart disease, Dr. Katz says.
Paleo critics point out that not all grains are created equal—whole grains do not spike your blood sugar as much as refined grains. Even so, paleo dieters still steer clear of grains because they contain different compounds and proteins like gluten, lectins and phytates, which they claim cause inflammation in the body and block other nutrients from being absorbed. Paleo critics say these compounds are not a problem unless you have an allergy or sensitivity.
According to the model from the evolutionary discordance hypothesis, "[M]any chronic diseases and degenerative conditions evident in modern Western populations have arisen because of a mismatch between Stone Age genes and modern lifestyles."[26] Advocates of the modern Paleo diet have formed their dietary recommendations based on this hypothesis. They argue that modern humans should follow a diet that is nutritionally closer to that of their Paleolithic ancestors.
This might be the healthiest recipe for nachos you’ll ever see, with apples standing in for tortilla chips, and healthy toppings. Of course it won’t replicate the savory and spicy joy of nachos, but they’re going for more of a salty, chocolatey, sweet experience with these, and mostly just referring to the way nachos are presented. The use of coconut, almond butter, and almonds means you’re going to get a nice nutty, crunchy, and sweet taste with each bite, making this a fun snack for movie night or anytime really.
*Sometimes instead of regular guacamole, I’ll make “guacachoke dip”, which is this: take a large can of artichoke hearts, an avocado, a quarter cup of lime juice, a pinch of cumin, and a pinch of chile powder and mix it up in a blender or food processor. You can add olive oil or coconut milk to make it creamier if you want. This little creation is amazing and can be served with pretty much any meat or veggie. Yum :)
I know that a lot of people still call this the “caveman diet,” but Paleo isn’t about slavishly and mindlessly replicating the actual diets of Paleolithic humans. Okay, a few Paleo die-hards may approach their diets this way, but that’s not the way I eat at all. In fact, there isn’t just one definitive, monolithic, one-size-fits-all “Paleo diet.” Some Paleo eaters choose to go super-low-carb, while others of us (me included!) are happy to munch on a baked potato or a bowl of white rice every now and then. There are Paleo eaters who can’t imagine life without dairy, and more orthodox folks who refuse to touch even a pat of butter with a ten-foot pole. The Paleo tent is big enough to fit a host of different approaches, but the core tenets of ancestral eating remain the same:
Sweden's Staffan Lindeberg has a home page Paleolithic Diet in Medical Nutrition []. A recent study of Staffan's has A Paleolithic diet improving glucose tolerance more than a Mediterranean-like diet in individuals with ischemic heart disease. Also see his first web page, an overview of his Kitava study: On the Benefits of Ancient Diets. Now he has a book Food and Western Disease: Health and nutrition from an evolutionary perspective. Here's a book review: Easy to Read, Informative, Packed with Footnotes on Studies.
Edible seaweeds are too often overlooked on a Paleo diet, but they boast an unparalleled nutritional profile. Among many essential nutrients, most kinds of seaweeds are loaded with iodine, an essential trace element to life. Iodine is especially important for the proper functioning of the thyroid gland. For most people on a SAD diet, the only reliable source of iodine is iodized salt. Many people on a Paleo diet decide to shun added salt completely or to consume unrefined sea salt instead of regular iodized table salt. This is great, but with such a change, an effort should be made to eat iodine rich foods occasionally. Seaweeds are a great option.

Trick And Treat - how 'healthy eating' is making us ill by Barry Groves. The author is one of the world's most outspoken proponents of a high-fat, low-carbohydrate diet. This book is an account of how and why the health-care establishment has got the concept of 'healthy eating' so wrong. Whereas Taubes work (see above) is a fairly straight forward review of the existing science, Groves expands into the politics of medical research and treatment to a much greater extent. "Trick and Treat" is divided into two parts. Part One describes the corruption in the health industry, points out the problems inherent in a high-carb, low-fat diet, and then prescribes a diet that leads to good health. The prescribed diet is high in fat - specifically animal fat, not polyunsaturated vegetable fat - and low in carbohydrates, with 60-70% of calories from fat, 15-25% of calories from protein, and a mere 10-15% of calories from carbohydrates. Part Two describes numerous diseases the author claims are the result of high carbohydrate consumption. These range from life-threatening disorders such as cardiovascular disease, diabetes, and cancer to less serious problems such as acne, near-sightedness and dental problems. The Amazon reviews average to 4+ stars.

By focusing on the most nutrient-dense foods available and by eliminating foods that can contribute to hormone dysregulation, inflammation, and gut dysbiosis (where the bacteria in your gut are the wrong kinds, wrong diversity, wrong numbers, and/or in the wrong part of the gastrointestinal tract), a Paleo diet can improve a vast array of health conditions. It’s also great for weight normalization, meaning that overweight and obese people tend to lose weight but underweight people tend to gain weight.

Of course, snacking is completely optional on a Paleo diet. In fact, many people end up naturally eating only two meals per day, but it doesn’t mean that snacking is a bad idea, especially if the snack only contains healthy ingredients and prevents you from indulging with bad foods. They can also be great when on the go or as something to eat post workout. Just remember that your snacks should respect the basic principles of Paleo. This means that most fruits and nuts should be consumed only in moderation. Most fruits are high in the sugar fructose, which is toxic in higher doses and most nuts are high in polyunsaturated fat (PUFA), especially the omega-6 PUFA. Refer to my article on nuts and seeds to know about the best choices. This also means that snacks containing mainly saturated fat or animal protein are usually great.
Craving chicken tenders? This healthier version of the crave-worthy crispy dish makes for a great paleo snack. By using almond flour, coconut flour, and almond milk for the batter—these protein-packed strips are way healthier than the original. But they’re still packed with flavor thanks to a tasty array of spices and the honey mustard sauce that pairs perfectly.
According to Adrienne Rose Johnson, the idea that the primitive diet was superior to current dietary habits dates back to the 1890s with such writers as Dr. Emmet Densmore and Dr. John Harvey Kellogg. Densmore proclaimed that "bread is the staff of death," while Kellogg supported a diet of starchy and grain-based foods.[11] The idea of a Paleolithic diet can be traced to a 1975 book by gastroenterologist Walter Voegtlin,[7]:41 which in 1985 was further developed by Stanley Boyd Eaton and Melvin Konner, and popularized by Loren Cordain in his 2002 book The Paleo Diet.[8] The terms caveman diet and stone-age diet are also used,[12] as is Paleo Diet, trademarked by Cordain.[13]

I have 9 Paleo snack recipes when you’re on the go so you can stay on track with minimal effort. These are good ideas for work, snacks at home, children’s snacks, and vacations. Sometimes eating on the Paleo diet can be kind of hard. Especially when you are traveling or always on the go. And extra EXTRA hard if you are traveling with kids AND doing the paleo diet. Whew! I’m tired just thinking of it.

Which brings us to my second point: there are few science-backed benefits to getting wrapped up in every nitty gritty ingredient in attempts to truly follow what your ancestors ate. I mean, there are now Paleo-approved packaged snacks, and I doubt cavemen were wandering the aisles of Whole Foods. If you take the basics and tweak them to fit your lifestyle, you’ll be better off.
For the most part, my eats are “clean.” For me, that means generally following the rules of the Whole30®. The Whole30 is a nutritional reset that gets you back to a clean dietary slate: Eliminate all grains, legumes, dairy, sugar, and chemically processed vegetable and seed oils from your diet for a month. Once a baseline of health is established, slowly reintroduce some of these foods (like dairy, white rice, and dark chocolate—not hyper-processed junk foods!) one at a time to see where you sit on the spectrum of food tolerance. We all share the goal of finding a lifelong template for optimal nutrition and health, but you just might find that your template allows for a wider range of foods than mine.
On his website, Sisson writes that "while the world has changed in innumerable ways in the last 10,000 years (for better and worse), the human genome has changed very little and thus only thrives under similar conditions." This is simply not true. In fact, this reasoning misconstrues how evolution works. If humans and other organisms could only thrive in circumstances similar to the ones their predecessors lived in, life would not have lasted very long.
Grass-fed beef is often highlighted on the diet, which is promoted to contain more omega-3 fats than conventional beef (due to being fed grass instead of grain). It does contain small amounts of alpha-linolenic acid (ALA), a precursor to EPA and DHA. However, only a small proportion of ALA can be converted in the body to long-chain omega-3 fatty acids (EPA and DHA). The amount of omega-3 is also highly variable depending on the exact feeding regimen and differences in fat metabolism among cattle breeds. [3] In general, the amount of omega-3 in grass-fed beef is much lower than that in oily marine fish. [3] Cooked salmon contains 1000-2000 mg of EPA/DHA per 3-ounce portion, whereas 3 ounces of grass-fed beef contains about 20-200 mg of ALA.
Meetup has a growing number of paleo groups, now numbering in the dozens. Each has a local message board. They have a map of Paleo Diet Meetups around the world. Initially I tried listing them all here. The number grew and Meetup wasn't letting me find groups in newest order, except for my zip code. You now have to go there to find the one nearest you.
Optimal Diet is a dietary model of human nutrition devised and implemented by Dr. Jan Kwasniewski. Lots of fat and low in carbs. Lots and lots of articles collected from various places. He has an out-of-print book: Optimal Nutrition. The book is explained at the Australian Homo Optimus Association website. A thorough analysis is the first post here: Dr. Kwasniewski's Optimal Diet: Sanity, Clarity, Facts.

Ideally one should eat a wide variety of proteins from as many animal sources as possible. One need not and should not avoid fatty cuts of meat, particularly if consuming pastured sources. An often overlooked piece of the paleo diet in popular culture is an over-reliance on standard cuts of meat, at the expense of organ meats, bone broth and other collagen sources. For more information on the historical and practical aspects of consuming a more balanced protein intake, check out the Weston A. Price Foundation. If weight-loss is a goal, protein makes you feel satisfied between meals.
Fresh fruits, fresh vegetables, fresh meat—the paleo diet is all about eating foods straight from the Earth just as our ancestors did. Those ancestors didn't have livestock or crops to call their own, so Cordain advises to go with grass-fed and organic varieties whenever possible to limit exposure to pesticides, antibiotics, and other chemicals that didn't exist back then. Research from Emory University suggests that Paleolithic people obtained about 35% of their calories from fats, 35% from carbohydrates, and 30% from protein.

One thing that can be perceived negatively though is that most of the more elaborate snack options, while delicious, take more time to be able to enjoy than simply grabbing a box at the grocery store and eating its contents. Unfortunately, not many ready-made snacking options available in stores are made of only non-toxic and nutritious ingredients. Remember that the extra time spent in the kitchen is a very small price to pay for lifelong health and well-being. Fortunately for us though, as the Paleo movement is getting more and more popular, some high-quality products are starting to become available online. For example, Steve’s PaleoGoods is a line of products available right now that offer grain-free and sugar-free Paleo snacks like beef jerky and trail mixes.