Which supplement is known for its potential to improve memory and prevent dementia?

Ginkgo biloba is well-known for its potential benefits related to cognitive function, particularly in the areas of memory improvement and the prevention of dementia. This herb has been studied extensively for its effects on blood flow and its antioxidant properties, which may protect nerve cells and support overall brain health. Research suggests that ginkgo biloba can enhance memory in healthy individuals and may stabilize or even improve cognitive function in those experiencing age-related decline.

In contrast, saw palmetto is primarily recognized for its role in supporting prostate health and managing symptoms of benign prostatic hyperplasia. Milk thistle is mainly used for liver support and detoxification, and St. John's Wort is commonly utilized for treating depression but does not have the same associations with memory and dementia prevention as ginkgo biloba. Understanding the specific applications of each supplement clarifies why ginkgo biloba stands out as the correct choice for improving memory and preventing dementia.