Amino Acid Derivative
N-Acetyl L-Tyrosine
Also known as: NALT
A more soluble form of L-tyrosine used to support stress resilience and cognitive performance.
KÖGN Health grades N-Acetyl L-Tyrosine as B+ (Moderate evidence) and rates it 3.9 out of 5.
Last reviewed · June 2026
Primary effects
- Improved focus
- Stress resilience
- Cognitive performance
How it works
Supports catecholamine synthesis, particularly dopamine and norepinephrine under stress.
Overview
NALT is a modified form of L-tyrosine designed for improved solubility, though its superiority over standard L-tyrosine is debated. It is primarily used in situations of acute stress or cognitive demand, where neurotransmitter depletion may impair performance. Its effects are situational rather than consistently noticeable in low-stress environments.
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.