Brain Health

Vinpocetine

Vinpocetine is chemically related to vincamine, an alkaloid found in the periwinkle plant. It was introduced into clinical practice in Europe more than two decades ago for the treatment of cerebrovascular disorders and related symptoms. In...

Huperzine A

Huperzine A is an extract from a club moss, whose action has been attributed to its ability to strongly inhibit the enzyme that breaks down acetylcholine in the synaptic cleft. In the column, "Huperzine A" Ray Sahelian, M.D. reports that this...

Ashwagandha (Withania somnifera)

Ashwagandha is a shrub cultivated in India and North America whose roots have been used for thousands of years by Ayurvedic practitioners as a folk remedy. In the column "Ashwagandha (Withania somnifera)" Ray Sahelian, M.D. alerts us to several...

The Facts about Brain-Boosting Nutrients

The B vitamins should be called the thinking and feeling nutrients because they nourish the nervous system. Frank deficiencies result in serious neurological conditions such as Wernicke's encephalopathy. But for the average American eating a normal...

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