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Acetyl-L-Carnitine 관련 노화성 인지 저하

C 근거 소규모 연구에서의 근거는 제한적이지만, 일부 긍정적인 신호가 존재합니다.

Mixed results in healthy adults but more consistently positive outcomes in elderly populations with existing cognitive concerns. Used as a prescription drug in some European countries for cognitive impairment.

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결론

Mixed results in healthy adults but more consistently positive outcomes in elderly populations with existing cognitive concerns. Used as a prescription drug in some European countries for cognitive impairment.

Key Study Findings

Randomized Controlled Trial
Comparative study of choline alfoscerate as a combination therapy with donepezil: A mixed double-blind randomized …
Dose: None vs: None Outcome: Cognitive decline 효과: None None

대상 집단: Alzheimer's disease patients

Systematic Review
Acetyl-L-Carnitine in Dementia and Other Cognitive Disorders: A Critical Update.
Dose: None vs: None Outcome: None 효과: None None

대상 집단: None

Review
Chronic pain and adult hippocampal neurogenesis: translational implications from preclinical studies.
Dose: None vs: None Outcome: None 효과: None None

대상 집단: Chronic pain patients (preclinical review)

Review
Alpha-synuclein, epigenetics, mitochondria, metabolism, calcium traffic, & circadian dysfunction in Parkinson's disease. An integrated strategy …
Dose: None vs: None Outcome: None 효과: None None

대상 집단: Parkinson's disease patients

Controlled Clinical Trial
Effect of mitochondrial cofactors and antioxidants supplementation on cognition in the aged canine.
Dose: mitochondrial cofactors + antioxidants vs: control diet Outcome: cognitive function in aged dogs 효과: improved learning and memory None

대상 집단: Aged beagle dogs

Randomized Controlled Trial n=106 Double-blind
A Phase II Randomized Clinical Trial of a Nutritional Formulation for Cognition and Mood in …
Dose: None vs: placebo Outcome: None 효과: None p = 0.0083

대상 집단: Alzheimer's disease patients

Key Statistics

14

연구

1000

참여자

Positive

C

등급

Referenced Papers

The Cochrane database … 2003 94 인용

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

일반적으로 사용되는 용량

general:
500-2,000 mg/day
cognitivesupport:
1,500-3,000 mg/day

상한량: Well-tolerated up to 3,000 mg/day

연구에서 사용된 용량

용량 기간 효과 N
None -- Positive --
None -- Positive --
None -- Mixed --
None -- Mixed --
mitochondrial cofactors + antioxidants -- Positive --
None -- Positive 106
None -- Positive 427
None 8.0 weeks Positive --

권장 복용 시간: Morning, on empty stomach or with meals

Safety & Side Effects

보고된 부작용

  • Gastrointestinal discomfort (nausea, vomiting, diarrhea)
  • Fishy body odor
  • Restlessness or insomnia
  • Increased appetite

알려진 상호작용

  • Anticoagulants (may increase bleeding risk)
  • Thyroid medications (may enhance thyroid hormone effects)
  • AZT (antiretroviral — may reduce neuropathy)

일일 최대 섭취 허용량: Well-tolerated up to 3,000 mg/day

건강기능식품을 복용하기 전에 반드시 의료 전문가와 상담하십시오.

Frequently Asked Questions

Does Acetyl-L-Carnitine help with 노화성 인지 저하?
Based on 14 studies with 1,000 participants, there is limited but promising evidence that Acetyl-L-Carnitine may support 노화성 인지 저하 management. Our evidence grade is C (Some Evidence).
How much Acetyl-L-Carnitine should I take for 노화성 인지 저하?
Studies have used various dosages. A commonly studied range is 500-2,000 mg/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Acetyl-L-Carnitine?
Reported side effects may include Gastrointestinal discomfort (nausea, vomiting, diarrhea), Fishy body odor, Restlessness or insomnia, Increased appetite. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Acetyl-L-Carnitine and 노화성 인지 저하?
We rate the evidence as Grade C (Some Evidence). This rating is based on 14 peer-reviewed studies with 1,000 total participants. The overall direction of effect is positive.

References

  1. [1] Wankiun Lee et al.. Medicine (Baltimore). 2024. Comparative study of choline alfoscerate as a combination therapy with donepezil: A mixed double-blind randomized controlled and open-label observation trial. doi:10.1097/MD.0000000000038067 PubMed
  2. [2] Manuela Pennisi et al.. Nutrients. 2020. Acetyl-L-Carnitine in Dementia and Other Cognitive Disorders: A Critical Update. doi:10.3390/nu12051389 PubMed
  3. [3] Oliver T Phillipson. Ageing Res Rev. 2017. Alpha-synuclein, epigenetics, mitochondria, metabolism, calcium traffic, & circadian dysfunction in Parkinson's disease. An integrated strategy for management. doi:10.1016/j.arr.2017.09.006 PubMed
  4. [4] Mariagrazia Grilli. J Pain Res. 2017. Chronic pain and adult hippocampal neurogenesis: translational implications from preclinical studies. doi:10.2147/JPR.S146399 PubMed
  5. [5] Shikha Snigdha et al.. Neurobiol Aging. 2016. Effect of mitochondrial cofactors and antioxidants supplementation on cognition in the aged canine. doi:10.1016/j.neurobiolaging.2015.09.015 PubMed
  6. [6] Ruth Remington et al.. J Alzheimers Dis. 2015. A Phase II Randomized Clinical Trial of a Nutritional Formulation for Cognition and Mood in Alzheimer's Disease. doi:10.3233/JAD-142499 PubMed
  7. [7] Nuala Livingstone et al.. Cochrane Database Syst Rev. 2015. Pharmacological interventions for cognitive decline in people with Down syndrome. doi:10.1002/14651858.CD011546.pub2 PubMed
  8. [8] Debora Cutuli et al.. Front Aging Neurosci. 2014. n-3 polyunsaturated fatty acids supplementation enhances hippocampal functionality in aged mice. doi:10.3389/fnagi.2014.00220 PubMed
  9. [9] A Chan et al.. J Nutr Health Aging. 2010. A vitamin/nutriceutical formulation improves memory and cognitive performance in community-dwelling adults without dementia. doi:10.1007/s12603-010-0054-5 PubMed
  10. [10] James Suchy et al.. Nutr Res. 2009. Dietary supplementation with a combination of alpha-lipoic acid, acetyl-L-carnitine, glycerophosphocoline, docosahexaenoic acid, and phosphatidylserine reduces oxidative damage to murine brain … doi:10.1016/j.nutres.2008.11.004 PubMed
  11. [11] Parris M Kidd. Altern Med Rev. 2008. Alzheimer's disease, amnestic mild cognitive impairment, and age-associated memory impairment: current understanding and progress toward integrative prevention. PubMed
  12. [12] N W Milgram et al.. FASEB J. 2007. Acetyl-L-carnitine and alpha-lipoic acid supplementation of aged beagle dogs improves learning in two landmark discrimination tests. doi:10.1096/fj.07-8531com PubMed
  13. [13] S Hudson et al.. Cochrane Database Syst Rev. 2003. Acetyl-L-carnitine for dementia. doi:10.1002/14651858.CD003158 PubMed
  14. [14] P M Kidd. Altern Med Rev. 1999. A review of nutrients and botanicals in the integrative management of cognitive dysfunction. PubMed
  15. [15] M Neri et al.. Clin Ter. 1990. [Methodology of a clinical controlled study of L-acetylcarnitine]. PubMed
  16. [16] W M Herrmann et al.. Int J Clin Pharmacol Res. 1990. Pharmaco-electroencephalographic and clinical effects of the cholinergic substance--acetyl-L-carnitine--in patients with organic brain syndrome. PubMed

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