How detailed a memory is seems to be affected by the levels of acetylcholine in the brain when the memory is made. Acetylcholine, a neurotransmitter, has long been considered to be associated with memory and many major treatments for Alzheimer’s work by making more acetylcholine available in the brain.

According to a study by researchers at UC Irvine, a higher level of acetylcholine was associated with greater detail in memories of specific experiences.

Read about the study here.

See our previous story on how consuming apples and apple juice can boost your acetylcholine levels.