No. Just stop eating so many processed foods. That's all it takes. You don't need to jump on the latest diet trend to be healthy.
> So, there’s no hard and fast evidence yet that we should be eating like cavepeople. It is of course unhealthy to eat a diet which mainly consists of highly processed foods like white bread and sugary cereals, but this doesn’t mean that all dairy products and grains need to be avoided unless you have a specific problem with them.