Researchers studied the effects of dietary supplements of choline in rats in two experiments aimed at analysing the influence of vitamin B intake on memory and attention processes during gestation ...

The supplements provided around 450 milligrams of choline daily -- roughly the amount in two or three eggs, Hazen said. One month in, the study found, the supplements had raised participants ...

The supplement was choline, an essential nutrient similar to vitamin B. It's found in meats, fish, nuts and eggs. "This is really an idea that's been hatching for a very long time," Dr. Randy Ross ...