When it comes to keeping your brain healthy, what you put in your body matters more than you might think.

Our brains are powerhouses that need the right nutrients to function properly. Some foods and drinks provide essential support for memory and focus, while others have been linked with issues like inflammation and cognitive decline over time. Making informed choices can help protect your brain health as you age.


The changing conversation around wine

For years, red wine has been praised for its supposed health benefits, especially due to antioxidants like resveratrol. However, newer research suggests that even small amounts of alcohol can affect brain function in the short term, slowing communication between nerve cells and impacting memory, coordination, and decision-making.

A 2022 study in Nature Communications found that drinking just one to two drinks per day was linked to lower brain volume, which suggests that alcohol — even in moderation — may not be as harmless as once thought. Long-term, excessive drinking can contribute to brain shrinkage (also called “atrophy”) and increase the risk of cognitive decline.


How sugary beverages impact the brain

It’s no secret that too much sugar isn’t great for your health, but did you know it could specifically affect your brain health?
A 2023 study found that older adults who consumed the highest amounts of sugar were twice as likely to develop dementia compared to those who consumed the least. Sugary drinks like fruit juices and sodas may speed up brain aging and contribute to memory problems due to their effects on inflammation, insulin resistance, and oxidative stress.

While many people turn to diet soda as a “healthier” alternative to sugary drinks, research suggests that artificial sweeteners like aspartame may also have unexpected effects on the brain. A 2017 study from the Framingham Heart Study found that people who drank at least one artificially sweetened beverage per day were nearly three times as likely to develop stroke and dementia compared to those who drank them less often. Some scientists believe artificial sweeteners may affect gut bacteria or insulin responses, which in turn could influence brain health. More research is needed, but it’s worth considering natural alternatives and choosing lower-sugar options.


Healthy alternatives that satisfy cravings

Want to protect your brain while still enjoying your favorite drinks? Try these healthier alternatives:

  • Instead of soda: Sparkling water with fresh fruit, herbal tea, or unsweetened kombucha.
  • Instead of wine or other alcoholic beverage: Sparkling water with a splash of pomegranate or tart cherry juice, non-alcoholic wine, or a well-made mocktail. Mocktails have become much more popular and widely available, making it easier to enjoy a festive or social drink without the alcohol.
  • Instead of fruit juice: Whole fruit (which contains fiber to slow sugar absorption), infused water, or diluted fresh juice with no added sugars.

Keeping your brain healthy doesn’t stop at drinks. Eating a brain-boosting diet, such as the Mediterranean and MIND Diets (which emphasize whole foods, healthy fats, and antioxidants), can help reduce your risk of inflammation and support brain function.