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Astaxanthin para Aging Skin & Wrinkles

B Evidências Pelo menos um ensaio aleatorizado apoia esta conclusão, com resultados maioritariamente consistentes.

A meta-analysis of 11 RCTs found oral astaxanthin (3-6 mg/day) significantly improved skin moisture, elasticity, and reduced wrinkle depth. Unique membrane-spanning antioxidant protection.

B

Conclusão

A meta-analysis of 11 RCTs found oral astaxanthin (3-6 mg/day) significantly improved skin moisture, elasticity, and reduced wrinkle depth. Unique membrane-spanning antioxidant protection.

Key Study Findings

Randomized Controlled Trial n=23 10 weeks Double-blind
The Protective Role of Astaxanthin for UV-Induced Skin Deterioration in Healthy People-A Randomized, Double-Blind, Placebo-Controlled …
Dose: 4 mg/day astaxanthin vs: Placebo Outcome: Minimal erythema dose (MED), skin moisture

População: Healthy Japanese adults

Key Statistics

11

Estudos

650

Participantes

↑

Positive

B

Nota

Referenced Papers

Carotenoids for Antiaging: Nutraceutical, Pharmaceutical, and Cosmeceutical Applications. Review
Pharmaceuticals (Basel, Switzerland) 2025 28 citações
Effects of Astaxanthin Supplementation on Skin Health: A Systematic Review of Clinical Studies. Systematic Review
Journal of dietary … 2021 46 citações
Astaxanthin in Skin Health, Repair, and Disease: A Comprehensive Review. Review
Nutrients 2018 375 citações
The Protective Role of Astaxanthin for UV-Induced Skin Deterioration in Healthy People-A Randomized, Double-Blind, Placebo-Controlled Trial. RCT
Nutrients 2018 113 citações

Dosage & Usage

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

Dosagens Comumente Utilizadas

general:
4-12 mg/day
skinhealth:
4-6 mg/day

Limite superior: Generally recognized as safe up to 24 mg/day

Dosagens Estudadas em Pesquisas

Dosagem Duração Efeito N
4 mg/day astaxanthin 10 weeks Positive 23

Melhor horário: With meals containing fat for better absorption

Safety & Side Effects

Efeitos Colaterais Relatados

  • ⚠ Generally well-tolerated
  • ⚠ Mild orange skin discoloration at very high doses (harmless)
  • ⚠ Rare gastrointestinal discomfort

Interações Conhecidas

  • ● Antihypertensive medications (may have additive blood pressure lowering)
  • ● Immunosuppressants (may modulate immune function)
  • ● 5-alpha-reductase inhibitors (theoretical interaction)

Ingestão máxima tolerável: Generally recognized as safe up to 24 mg/day

Consulte sempre o seu profissional de saúde antes de iniciar qualquer suplemento.Sempre consulte seu profissional de saúde antes de iniciar qualquer suplemento.

Frequently Asked Questions

Does Astaxanthin help with Aging Skin & Wrinkles?
Based on 11 studies with 650 participants, there is moderate evidence from clinical studies that Astaxanthin may support Aging Skin & Wrinkles management. Our evidence grade is B (Good Evidence).
How much Astaxanthin should I take for Aging Skin & Wrinkles?
Studies have used various dosages. A commonly studied range is 4-12 mg/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Astaxanthin?
Reported side effects may include Generally well-tolerated, Mild orange skin discoloration at very high doses (harmless), Rare gastrointestinal discomfort. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Astaxanthin and Aging Skin & Wrinkles?
We rate the evidence as Grade B (Good Evidence). This rating is based on 11 peer-reviewed studies with 650 total participants. The overall direction of effect is positive.

Astaxanthin para outras condições

UV Protection (Internal Photoprotection) B

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References

  
    
    
    
  1. 
      [1]
      Mariia Shanaida et al..
      Pharmaceuticals (Basel).
      2025.
      Carotenoids for Antiaging: Nutraceutical, Pharmaceutical, and Cosmeceutical Applications.
      doi:10.3390/ph18030403
      PubMed
    
    2. 
    
    
  2. 
      [2]
      Qin Xiang Ng et al..
      J Diet Suppl.
      2021.
      Effects of Astaxanthin Supplementation on Skin Health: A Systematic Review of Clinical Studies.
      doi:10.1080/19390211.2020.1739187
      PubMed
    
    3. 
    
    
  3. 
      [3]
      Sergio Davinelli et al..
      Nutrients.
      2018.
      Astaxanthin in Skin Health, Repair, and Disease: A Comprehensive Review.
      doi:10.3390/nu10040522
      PubMed
    
    4. 
    
    
  4. 
      [4]
      Naoki Ito et al..
      Nutrients.
      2018.
      The Protective Role of Astaxanthin for UV-Induced Skin Deterioration in Healthy People-A Randomized, Double-Blind, Placebo-Controlled Trial.
      doi:10.3390/nu10070817
      PubMed
    
    5. 
    
  















    

        Aviso Legal da FDA:
        Estas declarações não foram avaliadas pela Food and Drug Administration. Os produtos e informações neste site não se destinam a diagnosticar, tratar, curar ou prevenir qualquer doença. As notas de evidência apresentadas são baseadas em nossa análise de pesquisas revisadas por pares publicadas e não constituem aconselhamento médico. Sempre consulte seu profissional de saúde antes de iniciar qualquer regime de suplementação.