Glossary

Pumpkin seeds of the genus Cucurbita have enjoyed a long history in folk medicine for use as teniafuges, or agents with the ability to...

Proline is synthesized by the body from the amino acids glutamine or ornithine. The best food sources for Proline are dairy products and eggs,...

Pregnenolone is a naturally occurring metabolite of cholesterol that acts as a precursor to DHEA and other steroid hormones. Animal research indicates that pregnenolone...

Pramiracetam, also known as CI-879, is another chemical relative to piracetam, and has a similar effect in improving the operations of the neurotransmitter acetylcholine....

Potassium is an important mineral that plays a vital role in the transmission of electrical impulses through the central nervous system, and in regulating...

Piracetam, also called nootropil, is the most commonly taken nootropic. It helps boost intelligence without being toxic or addictive. Piracetam is very similar in...

Phosphorus is one of the most abundant minerals in the human body, second only to calcium. This essential mineral is required for the healthy...

Phosphatidylserine (PS) is a compound that could become a key weapon in the battle against mental aging, perhaps helping to restore memory and learning...

Phenytoin is a remarkable multipurpose drug that has been the subject of more than 8,000 published papers. It is the most common treatment for...

Phenylalanine is one of the amino acids which the body cannot manufacture itself, but must acquire from food. It is abundant in meats and...

Pennyroyal, latin name Mentha pulegium, is a member of the mint family. A mildly spicy tea brewed from the leaves of the pennyroyal plant...

Passion Flower is also known as Wild Passion Flower and Maypop. It is a woody vine with flowers that reminded early pilgrims of the...