The Kopi Luwak coffee: the rarest (and one of the most expensive) coffee in the world, made from the feces of an animal

The world is facing an unprecedented food shortage. In the coming decades, the world population will rise again, and then there will be no more food for everyone. That is why many are pushing to start introducing insects into the daily diet.

We are of course talking about the Western world, since there are already more than 3 billion people on planet Earth who eat insects in all forms every day. However, due to psychological and cultural fears, they are still not eaten in the 'First World'.

Some companies are now experimenting, and in Europe it can already be traded, with cricket meal, a way of consuming insects (which are a high protein food) without having to eat them whole. But how exactly is cricket meal produced?

Often, we come across products that look healthy, but hide hidden ingredients or contain excessive amounts of sugar, fat or artificial additives.

In this photo gallery, we take you on a tour of some seemingly healthy foods, but which could harm your health if consumed excessively or incorrectly, as reported by the Heart and Stroke Foundation of Canada.

Are you ready to find out which foods you should avoid or consume in moderation to maintain a healthy lifestyle? Prepare to be surprised and to revise some of your health food beliefs.

Savoury potato pancakes are a delicious and easy-to-make snack perfect for any occasion. 

These pancakes are made with grated potatoes, flour, eggs and can be served with a variety of toppings such as sour cream, different sauces like tartar sauce or even smoked salmon. 

Try this recipe, which besides being a great way to use up leftover potatoes, they are also a tasty dish that is sure to please everyone at the table.

Are there people in the world who love ice cream so much that they are willing to spend their summer holiday money on it? If so, then you certainly won't want to miss out on a scoop of the ice cream that has won the title of the world's most expensive.

Certified by the Guinness World Record, the record goes to the Japanese company Cellato, which has made an ice cream, called Byakuya, that costs a whopping 873,400 Japanese yen (5469 pounds; 6696 dollars) per single serving.

The reason for its high cost is the extremely rare and extremely high quality ingredients. The question remains who could pay so much for ice cream.

Nutmeg, usually used for the preparation of various foods, if consumed in excess can have particularly unpleasant side effects.

The spice, which comes from the Myristica Fraganstree, if taken in excessive doses can have psychoactive effects. The fault would be attributed to myristicin, which would act on neurotransmitters and cause hallucinations mixed with an anxious state.

The toxic effects of nutmeg can last up to two days, just like some drugs.

Reverse Pizza, was invented by chef Rosanna Marziale, a student of Gianfranco Vissani and Martin Berasategui.

The idea behind this type of pizza, in itself, is very simple: it is in fact an "inverted" pizza, at the base of which there is mozzarella and which is then seasoned with bread and tomato. And so, the traditional pizza dough is replaced by a sheet of mozzarella, on top of which are then added the tomato puree and cubes of bread as a condiment.

Pizza, on the contrary, is also excellent as an appetizer and is very simple to prepare. Simple but tasty.

Do you know which oil has been voted the best to use? We are not talking about seed oil, but another type. Let's find out together which oil is the best for frying without harming your health!

Not all oils are the same, and this is something we should all consider carefully, especially when it comes to frying. Many people are convinced that seed oil is the best choice for frying, but this belief is completely wrong.

In the past, many of us thought that seed oil was the right option for frying, as it was considered lighter. However, this common conception has been completely overturned by an investigation conducted by the 'Journal of Agricultural and Food Chemistry', a scientific journal of the American Chemical Society. And now, let's find out what emerged from this research: it may surprise you, but it is the truth!

The acerola is a small red fruit native to Central and South America, also known as the Barbados cherry or Antigua cherry. It is extremely rich in vitamin C and thanks to these properties, acerola strengthens the immune system, promotes cell regeneration and counteracts premature ageing. 

This 'tropical cherry' is considered one of the most effective natural sources of ascorbic acid for the body's well-being. Its flavour is sweet and slightly tart, with an aftertaste reminiscent of apple. 

Let's discover together the uses and some benefits of this little-known fruit.

High cholesterol is a condition that can put our health at risk and must be kept under control.

One of the ways to do this is through proper nutrition, avoiding foods that can increase levels of 'bad' cholesterol. In this photo gallery we have selected eight of the worst foods for high cholesterol, reported by realsimple.com, explaining why it is best to stay away from them if you have cholesterol problems.

Knowing what you eat is important for making the right nutrition decisions, living healthy and preventing future problems.

The gluten-free diet may be a necessary choice for people with celiac disease or gluten sensitivity. In this case, you must exclude from your diet flours that contain this protein found in certain grains such as wheat, barley, spelt and rye.

What to do if you still want to prepare delicious and tasty dishes?

There are several options for substituting traditional flours; let's look together at the most common and easy-to-use flours for preparing naturally gluten-free meals.

Are you a coffee lover? You might be happy to know that drinking this much-loved beverage could be linked to a lower risk of mortality, according to a study published in 'Annals of Internal Medicine'.

Researchers examined a large sample of individuals and found that coffee consumption, both sweetened and natural, can have a significant impact on our health and longevity. 

We delve into the results of this research, which could change the way we look at our morning cup of coffee.

Sweet potatoes, also known as 'American potatoes' are a great ingredient for many recipes. 

Rich in nutrients such as vitamin A and beta-carotene, vitamin C, fibre, manganese, potassium, copper and magnesium, they are a healthy choice to enrich many dishes. 

They are perfect as a healthy side dish, but also as a main ingredient in nutritious soups or other dishes. 

Get inspired with some of our tips on how to use sweet potatoes in the kitchen and, most importantly, try them out!

If you are iron deficient, you can help supplement it through your diet. Having low iron levels, in fact, is a problem that can affect anyone.

What is important is to consult a doctor who can investigate the situation, understand the cause and offer a solution. From a dietary point of view, certain foods can help a lot in this regard (if there are no medical causes that need to be investigated).

What are eight of the most iron-rich foods? Let's find out.