Amino Acid
Serine
Also known as: L-Serine
An amino acid involved in neurotransmitter production and brain cell function.
KÖGN Health grades Serine as B (Moderate evidence) and rates it 3.8 out of 5.
Last reviewed · June 2026
Primary effects
- Cognitive support
- Memory support
- Neural function
How it works
Supports synthesis of neurotransmitters and phospholipids essential for brain function.
Overview
L-Serine plays an important role in brain metabolism, contributing to the production of neurotransmitters and structural components of neurons. It is also involved in the synthesis of phosphatidylserine. While its cognitive effects are subtle, it is important for long-term neurological health and cellular function.
Related ingredients
Graded entries that target the same cognitive goals.
Categories
Educational information, not medical advice. The evidence grade is KÖGN’s editorial assessment of published research, not a health claim. Speak to a qualified clinician before changing what you take.