L-Tyrosine for Fatigue
Non-essential amino acid and precursor to dopamine and noradrenaline via the enzyme tyrosine hydroxylase; most consistent evidence is for preserving cognitive performance under acute stress, sleep loss, or cold exposure rather than baseline mood.
The connection
Chronic tiredness, low energy, and exhaustion not explained by other medical conditions.
Also known as: L-Tyrosine, N-Acetyl-L-Tyrosine
L-Tyrosine × Fatigue: at a glance
Every published result for this pair, extracted and audited.
L-Tyrosine / Fatigue: publication years
What this means: Counts describe research quantity, not treatment effectiveness or certainty.
| Category | Publications (count) |
|---|---|
| 2024 | 1 |
| 2025 | 5 |
L-Tyrosine × Fatigue: the evidence base
Hand-selected PubMed studies, linked to the originals.
Ordered by strength of evidence, then result direction.
01Differences in Ferritin, Vitamin D, and Vitamin B12 Between Fibromyalgia Patients and Healthy Individuals: A Systematic Review and Meta-AnalysisIsmail O, et al. · Musculoskeletal care · 2025PMID 39832803 ↗02Dietary Supplementation for Fatigue Symptoms in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS)-A Systematic ReviewDorczok MC, et al. · Nutrients · 2025PMID 39940333 ↗03Role of vitamin D as adjuvant therapy on multiple sclerosis: an updated systematic review and meta-analysis of randomized controlled trialsSerag I, et al. · European journal of medical research · 2025PMID 40797337 ↗04Levodopa and Plant-Derived Bioactive Compounds in Parkinson's Disease: Mechanisms, Efficacy, and Future PerspectivesAktaş E, et al. · CNS neuroscience & therapeutics · 2025PMID 40808332 ↗05Psychiatric and cognitive outcomes of iron supplementation in non-anemic children, adolescents, and menstruating adults: A meta-analysis and systematic reviewFiani D, et al. · Neuroscience and biobehavioral reviews · 2025PMID 40945632 ↗06Coenzyme Q10 supplementation in rheumatic diseases: A systematic reviewFreire de Carvalho J, et al. · Clinical nutrition ESPEN · 2024PMID 38220408 ↗Community experiences
Contributors volunteered; this does not establish treatment effectiveness or population incidence.
Reported changes
No publishable community breakdown is available. This does not establish that no reports exist.