Forgotten power: why bitter is your secret weapon

Bitter: the underrated basic taste

Bitter is one of the five basic tastes, along with sweet, salty, sour, and umami. Yet bitter has a bad reputation in our modern diet. From an early age, we learn to appreciate sweetness, while bitter is often labeled as “unpleasant” or even something we should avoid¹.

This is understandable from an evolutionary perspective. Bitter flavors once served as a warning signal for potentially poisonous plants. But what we often forget is that many bitter plants are also rich in valuable bioactive substances².

More and more research shows that these substances can play an important role in our health. Bitter is therefore not only a taste we have lost, but possibly also a source of nutritional value that is missing from our current diet.

What is behind bitterness? Phytochemicals and health

Bitter vegetables and plants naturally contain all kinds of phytochemicals. These include glucosinolates, polyphenols, flavonoids, and terpenoids. These substances are responsible for the bitter taste, but also for many of the effects that bitterness can have on the body³.

Research suggests that these substances can contribute to our health in various ways.

Supporting digestion

Bitter compounds can stimulate the production of saliva, stomach acid, and bile via special bitter receptors (T2R) in the mouth and gastrointestinal tract. This assists the body in digesting food, especially fats. Bitter compounds support the functioning of the stomach, liver, and intestines.

Better utilization of nutrients

When digestion is working properly, the body can absorb nutrients more efficiently. 

Metabolic health

Various bitter plant compounds are associated with better blood sugar regulation, improved insulin sensitivity, and a beneficial effect on blood lipids. Polyphenols and glucosinolates may play a role in this through their influence on inflammatory processes and metabolic pathways⁷⁻⁸.

Antioxidant and anti-inflammatory effects

Many bitter compounds act as antioxidants. They help the body neutralize free radicals and can slow down inflammatory processes. This can contribute to reducing the risk of chronic conditions such as cardiovascular disease and metabolic syndrome.

Why we have lost our taste for bitter flavors

Over the past century, many vegetables have been bred for yield, shelf life, and a milder taste. As a result, the bitter taste has largely disappeared¹⁰. The consequence is that our diet today contains fewer phytochemicals than traditional diets.

At the same time, we have started eating more sugar, fat, and highly processed foods. This can disrupt the balance in the body. Bitter flavors could actually help to restore this balance to some extent¹¹.

Bitter: trend and necessity

The renewed interest in bitter foods is part of a broader movement towards more plant-based, unprocessed, and fiber-rich foods. Large population studies show that people who eat a lot of vegetables, including bitter varieties, have a lower risk of chronic diseases.

Bitter is not a miracle cure, but it can play a valuable role in a healthy and varied diet.

Practical tips: (re)discovering bitter flavors

Conclusion: bitter as the foundation for a better balance

In a food world that is often dominated by sweet and highly processed foods, bitter can provide a counterbalance. Not only in terms of taste, but also for the body. Scientific research shows that bitter plant compounds can play a supportive role in digestion, metabolism, and reducing inflammation.

Perhaps bitter is not a flavor to be avoided, but rather one to be embraced once again.

review star
9.2/10
Reviews
  • 9.2 / 10
  • Rated by 17,831 customers.
Thuiswinkel
Verified company reviews

Gewoon goed

Heerlijk kopje thee om de dag mee op te starten en te vervolgen met als gevolg gezonde neven effecten

Han, Milheeze 1/18/26
Recommendation: Yes
View more reviews