Ingredients / Focus & brain

Alpha-GPC

Also listed as: alpha-glycerylphosphorylcholine, AlphaSize, GeniusPure

What it is

A choline compound found in small amounts in the body and in some foods. The supplement form is made from soy lecithin.

Why it is in energy drinks

Marketed for focus and for power output in pre-workouts.

Worth knowing

Human research is limited and often small.

General information, not medical advice. We read what the label lists and don't test what an ingredient does.