Performance

L-Tyrosine (Performance)

Also known as: L-Tyrosine

Evidence

Dopamine precursor for focus and stress resilience during exercise.

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Daily target & upper limit

1000 mg / day

L-Tyrosine (Performance) has an established daily reference intake. See best forms, label synonyms, upper-limit warnings, and top-scoring supplements:

L-Tyrosine (Performance) dosage reference →

Primary uses

Focus
Stress resilience
Cognitive performance

How it works

Precursor to dopamine, norepinephrine
Supports catecholamines under stress
Enhances focus

Dosage

Typical range: 500-2000mg
Timing: 30-60 min pre-workout
With food: Empty stomach preferred
Duration: Use during demanding periods
Special populations: Demanding training, sleep deprivation

Forms

Powder
Capsule

Safety

Common side effects

Headache
GI upset
Anxiety

Contraindications

Hyperthyroidism
MAOIs

Products containing L-Tyrosine (Performance)

Top-scoring supplements in our catalog that list L-Tyrosine (Performance) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.

Thorne

Thyroid Health Complex (formerly Thyrocsin)

Transparent Labs

BULK Pre-Workout

Thorne

Emotion Balance Support

Thorne

Amino Complex

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Evidence notes

Good evidence for stress and cognitive performance

Grade B: Some human trials support key claims; further confirmation needed.

Related in Performance

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.