Is It True That Dark Chocolate Can Help Strengthen Brain Memory? This Is What Studies Say

JAKARTA - In addition to being delicious, dark chocolate turns out to have many benefits for body health. One of them helps strengthen brain health, including processing and storing memories.

Quoted from the New York Post, on Monday, December 8, 2025, recent research shows that when mice are given flavanols in dark chocolate, which are vegetable compounds rich in antioxidants, their brains release a noradrenaline spike.

This is closely related to increasing focus and vigilance. Flavanol-given mice show about 30 percent better results on memory tests than groups without flavanols.

"Flavanol has a heavy taste. We hypothesize that this flavor serves as a stimulus, sending a direct signal to the central nervous system," said lead researcher Yasuyuki Fujii.

The organization then triggers a physiological response through a sympathetic nervous system, namely a network that regulates body preparedness and responses to stress.

The bitter sensation that arises when consuming dark chocolate can activate sensory nerves that are connected to brain stems. Then from there, a part of the brain called locus coeruleus is stimulated to release noradrenaline and help form new memories.

In addition, these findings also help explain why several studies in the elderly are related to a high diet of flavanol and better memory skills related to each other.

"Thus, moderate intake of flavanol, although its bioavailability is low, can improve health and quality of life," said Fujii.

Meanwhile, flavanol is not only found in dark chocolate. These compounds are also found in fruits and vegetables, such as apples, red wine, broccoli, cerium tomatoes, nuts, kale, to onions.

However, consuming flavanol in dark chocolate must also be limited. Also pay attention to the content of sugar, fat, and calories, so that consumption is not excessive and can even endanger the body.