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Acetyl-L-Carnitine

17 benefits mapped to clinical evidence across supplements.

Serves the goals:CardiovascularCognitionEnergyEssential HealthFitness

Benefit Evidence

Vitality
Strong

Cognition/mood +

Pain/fatigue/function +

2,018 people
Energy & Fatigue
Strong

Mental fatigue -22.5

Cognition +3.4

1,302 people
Nerve health
Strong

Nerve recovery +7.0 m/s

Pain relief -39%

Functional improvement +6.0

2,594 people
Memory
Moderate

Memory + cognition

Memory + ammonia

959 people
Alertness
Moderate

Memory/attention +

Fatigue/cognition +

883 people
Mental clarity
Moderate

Memory/attention +

Hepatic confusion/ammonia -

Stroke/function +

853 people
Focus & concentration
Moderate

Fatigue/attention, +59%

Memory/executive, +0.84

640 people
Mood balance
Moderate

Depression ↓; QoL ↑

Craving/anhedonia ↓; mood ↑

724 people
Endurance
Moderate

Fatigue/function improved

Performance/endurance +11%

677 people
Healthy aging
Moderate

Cognition +MMSE

Fatigue/Function -22.5

+6 ALSFRS-R

538 people
Metabolism
Moderate

Carnitine shifts fuel use

+30 mtDNA / flexibility

Insulin/ammonia improved

393 people
Motivation & confidence
Moderate

Depression/mood: better

Fatigue/function: better

312 people
Stress resilience
Weak

Less withdrawal, pain

Mood/cognition boost

110 people
Weight management
Weak

Insulin resistance improved

Adiponectin up, regularity +84%

147 people
Exercise recovery
Weak

Faster metabolic recovery

Less fatigue, pain

~21% carnitine

121 people
Sleep quality
Weak

Less fatigue, better sleep

MMSE +3.4

96 people
Heart health
Weak

Autonomic support, +HRV

MIBG preservation, -14% loss

46 people

Similar by evidence

Supplements the same benefits carry qualifying findings for — a fact about the evidence graph, not a recommendation to swap.

NADH

Shares 13 benefits: alertness, endurance, energy & fatigue, exercise recovery

Thiamine

Shares 12 benefits: endurance, energy & fatigue, focus & concentration, healthy aging

Carnitine

Shares 11 benefits: alertness, endurance, energy & fatigue, exercise recovery

Panax Ginseng

Shares 11 benefits: alertness, endurance, energy & fatigue, focus & concentration

Rhodiola Rosea

Shares 11 benefits: endurance, energy & fatigue, exercise recovery, focus & concentration

Phenylalanine

Shares 10 benefits: alertness, energy & fatigue, focus & concentration, memory

Products with Acetyl-L-Carnitine

Search all

56 products whose verified label declares Acetyl-L-Carnitine — not every bottle that mentions it in a title.

Advanced Bionutritionals

Advanced Memory Formula

$54.95Bacopa Monnieri

GAT SPORT

GAT SPORT JETFUEL Original, 144 Oil-Infused Capsules (48 Servings)

Vitamin B3 25 mg · Vitamin B12 333 mcg · Jetfuel(R) Proprietary Blend 2164 mg +23 more

$24.99Appetite Control & Suppressants

Irwin Naturals

Irwin Naturals Ginkgo Smart Focus & Memory Brain Support

Choline (as Choline Bitartrate) · Flaxseed Oil (50% Alpha Linolenic Acid (ALA), 315 mg)(seed) · Ginkgo (Ginkgo biloba) powder (eat) +12 more

$32.87Ginkgo Biloba

Designs for Health

Designs for Health Brain Vitale, Supports Focus, 60 Capsules

Acetyl L-Carnitine 500 mg · Glycerophosphocholine 200 mg · Inositol 200 mg +2 more

$88.99Ginkgo Biloba

Designs for Health

Designs for Health Brain Vitale

Acetyl L-Carnitine 500 mg · Glycerophosphocholine 200 mg · Inositol 200 mg +2 more

$157.49Ginkgo Biloba

Nutrition Essentials

Nutrition Essentials Nootropic Brain Support Supplement

St. John's Wort 250 mg · Glutamine 150 mg · Phosphatidylserine Complex 125 mg +5 more

$16.99Ginkgo Biloba

Being studied right now

Recruiting clinical trials registered on ClinicalTrials.gov. A trial in progress has no result yet — this is what the field is asking, not what it found.

Pilot Study: Impact of Biomarker-Guided Dietary Supplementation on Quality-of-Life Measures in Subjects With Chronic PainAcetyl-L-Carnitine · Chronic Pain · 75 participants planned · ClinicalTrials.govRecruiting