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Lutein & Zeaxanthin untuk Age-Related Cognitive Decline

C

A 6-month RCT showed macular xanthophylls increased serum BDNF, reduced IL-1beta, and improved composite memory, psychomotor speed, and sustained attention. Macular pigment optical density correlates with cognitive performance.

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Kesimpulan

A 6-month RCT showed macular xanthophylls increased serum BDNF, reduced IL-1beta, and improved composite memory, psychomotor speed, and sustained attention. Macular pigment optical density correlates with cognitive performance.

Key Study Findings

Cohort Study n=1550 270 weeks
Low Intake of Total Antioxidant Nutrients as a Risk Factor for Incident Dementia in Older …
Dose: >=112 mg/day vs <112 mg/day vs: Low AN intake (<112 mg/day) Outcome: Incident dementia Efek: HR 1.87 (95% CI 1.26-2.77) None

Populasi: Community residents without dementia aged >=60 years

In Vitro
Construction and In Vitro Evaluation of Brain-Targeted Lutein Liposomes.
Dose: None vs: Free lutein Outcome: BBB permeability and lutein stability Efek: 22.73% BBB permeability at 12h None

Populasi: In vitro BBB model and stability tests

Review
Carotenoids for Antiaging: Nutraceutical, Pharmaceutical, and Cosmeceutical Applications.
Dose: None vs: None Outcome: None Efek: None None

Populasi: systematic review of carotenoids for antiaging (nutraceutical, pharmaceutical, cosmeceutical)

Observational Study n=72
Association of Habitual Diet Quality and Nutrient Intake with Cognitive Performance in Community-Dwelling Older Adults: …
Dose: None vs: None Outcome: Cognitive performance (CERAD battery) Efek: None 0.007 (fiber), 0.004 (K)

Populasi: Community-dwelling older adults aged 65+

Review
Therapeutic Potentials of the Seaweed-Derived Compounds for Alzheimer's Disease.
Dose: None vs: None Outcome: None Efek: None None

Populasi: None

Observational Study n=60
Vascular Roads to a Healthier Brain: Lutein Moderates the Influence of Arterial Stiffness on Cognitive …
Dose: None vs: None Outcome: Carotenoid moderation of cfPWV-cognition relationship Efek: Beta=0.53, p=0.04 for lutein moderation 0.02

Populasi: Adults, mean age 38.6, 70% female

Key Statistics

8

Studi

600

Peserta

Positive

C

Peringkat

Referenced Papers

Nutricion hospitalaria 2024 4 sitasi
Nutrition research (New … 2021 17 sitasi
Nutricion hospitalaria 2018 32 sitasi
Asia Pacific journal … 2002 24 sitasi

Dosage & Usage

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

Dosis yang Umum Digunakan

general:
10-20 mg lutein + 2-4 mg zeaxanthin/day
cognitivesupport:
12 mg lutein + zeaxanthin/day

Batas atas: Not established; 20 mg/day well-tolerated

Dosis yang Diteliti dalam Penelitian

Dosis Durasi Efek N
>=112 mg/day vs <112 mg/day 270 weeks Positive 1550
None -- Positive --
None -- Positive --
None -- Positive 72
None -- Mixed --
None -- Positive 60
None 156 weeks Positive 442
MIND, Mediterranean, DASH, HEI-2015 diets -- Positive --

Waktu terbaik diminum: With meals containing fat

Safety & Side Effects

Efek Samping yang Dilaporkan

  • Generally very well-tolerated
  • Mild skin yellowing at very high doses (carotenodermia, harmless)

Interaksi yang Diketahui

  • Orlistat (reduces carotenoid absorption)
  • Cholesterol-lowering drugs (may reduce absorption)

Asupan atas yang dapat ditoleransi: Not established; 20 mg/day well-tolerated

Selalu konsultasikan dengan tenaga kesehatan Anda sebelum memulai suplemen apa pun.Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai suplemen apa pun.

Frequently Asked Questions

Does Lutein & Zeaxanthin help with Age-Related Cognitive Decline?
Based on 8 studies with 600 participants, there is limited but promising evidence that Lutein & Zeaxanthin may support Age-Related Cognitive Decline management. Our evidence grade is C (Some Evidence).
How much Lutein & Zeaxanthin should I take for Age-Related Cognitive Decline?
Studies have used various dosages. A commonly studied range is 10-20 mg lutein + 2-4 mg zeaxanthin/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Lutein & Zeaxanthin?
Reported side effects may include Generally very well-tolerated, Mild skin yellowing at very high doses (carotenodermia, harmless). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Lutein & Zeaxanthin and Age-Related Cognitive Decline?
We rate the evidence as Grade C (Some Evidence). This rating is based on 8 peer-reviewed studies with 600 total participants. The overall direction of effect is positive.

Related Evidence

Penafian FDA: Pernyataan-pernyataan ini belum dievaluasi oleh Food and Drug Administration. Produk dan informasi di situs web ini tidak dimaksudkan untuk mendiagnosis, mengobati, menyembuhkan, atau mencegah penyakit apa pun. Peringkat bukti yang disajikan didasarkan pada analisis kami terhadap penelitian yang ditinjau sejawat dan tidak merupakan saran medis. Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai regimen suplemen apa pun.