Eat a variety of proteins. Don’t make it all steak. Have fish once in a while, or chicken. Try tossing some tofu into your next omelet. Or go completely vegetarian for one meal, and have a chili made of many different types of beans.
Research has also shown that the use of pesticides during the growing process and the addition of some hormones used during people process foods can adversely affect some people who suffer from anxiety. Discovering all the foods that may adversely affect you can be a tedious process, but one well worth the effort.
For one thing, one has to remember that there were no weight loss supplement plants during those times. This means that there was no such thing as processed, packaged, or frozen foods. This also means that there was no use of chemicals or preservatives in the foods that the cavemen ate. To be even more detailed, there was no such thing as grocery stores. This means that cavemen had to hunt and forage their meals. So, already a consumer can think of a host of so-called food products that would be off of their shopping list, if they were going to buy a paleo book in order to learn the diet.
But there was a second obstacle. Unsaturated fats tend to spoil more quickly producing a rancid odor and taste. Therefore they cannot be stored for long periods of time. Limited shelf-life can be a hindrance for food producers and marketers. Any product that could be widely sold must be able to stand the test of time in relation to the whole chef de partie jobs cycle.
We need fat. Fat forms lining of the cell membranes in almost every cell of our bodies. Your brain is composed primarily of fat. If you don’t eat enough of the right kinds of fat, your brain will not get the proper nutrition to function. Eating too little fat can also reduce your testosterone levels (equally important for women as for men).