Coffee culture has long been defined by familiar choices such as cappuccinos, lattes and flat whites. However, a new trend known as "functional coffee" is gaining momentum and beginning to appear in mainstream cafés.

Unlike traditional coffee, these drinks contain additional ingredients such as mushrooms, collagen or protein, which are believed to offer health benefits beyond a simple caffeine boost.

Although functional coffee is not a new invention, its popularity has increased rapidly in recent years. Supporters argue that certain ingredients can enhance both mental and physical performance.

For instance, mushrooms such as lion's mane, reishi and chaga are commonly added to coffee and are claimed to improve concentration, support the immune system and boost metabolism. Some regular consumers report feeling more focused and mentally alert after drinking mushroom-infused coffee.

Other variations include coffee blended with collagen, which is often associated with healthier skin, joints and hair. Similarly, protein-enriched coffee reflects a broader trend of adding protein to everyday food and beverages, appealing to those seeking convenient ways to support muscle health or manage appetite.

Despite the enthusiasm, scepticism remains. Scientific evidence supporting the health claims of functional coffee is still limited, and the effectiveness of these drinks may depend heavily on dosage. Since cafés vary widely in how much of each ingredient they add, some functional coffees may contain quantities too small to produce noticeable effects.

Cost is another consideration. Functional add-ons often increase the price of a cup of coffee by at least one dollar, meaning daily consumption could result in significant monthly expenses. Nutrition experts therefore caution that functional coffee should not be viewed as a cure-all.

Nevertheless, if consumers enjoy the taste and experience, there is little harm in treating it as an occasional enhancement rather than a health necessity.