Brain supplements are big business. In 2015, the supplement market specifically targeted toward boosting brain health was worth an estimated 2.3 billion dollars. By 2024, that number is expected to increase by 500 percent, reaching an estimated 11.6 billion dollars.
More and more, people are turning to supplements to enhance their memory, alleviate depression and anxiety, increase their attention and focus, support longevity, and prevent dementia. Among the most popular of these supplements are carnitine, ginkgo, ginseng, fish oil, turmeric, and most recent to enter the market, CBD oil.
But do any of these supplements actually work?