What is Astaxanthin?

Astaxanthin is a naturally occurring carotenoid pigment found in various marine organisms, including microalgae, shrimp, and salmon. It is known for its powerful antioxidant properties, which are significantly stronger than many other antioxidants, including beta-carotene, vitamin E, and vitamin C.

What Does Astaxanthin Do?

Astaxanthin serves several essential functions in the body:

• Antioxidant Protection

  Astaxanthin neutralizes free radicals, reducing oxidative stress and protecting cells from damage. Its antioxidant capacity is much higher than that of other carotenoids.

• Anti-Inflammatory

  Astaxanthin has potent anti-inflammatory effects, helping to reduce inflammation throughout the body.

• Eye Health

  Astaxanthin supports eye health by protecting the eyes from oxidative damage and improving visual acuity.

• Skin Health

  Astaxanthin helps protect the skin from UV damage, improving skin elasticity and reducing wrinkles.

• Cardiovascular Health

  Astaxanthin supports heart health by improving blood flow and reducing oxidative damage to blood vessels.

Importance of Astaxanthin

Astaxanthin is crucial for maintaining overall health and well-being due to its potent antioxidant and anti-inflammatory properties. It has been studied for its potential benefits in various health conditions, including cardiovascular diseases, neurodegenerative diseases, and skin health.

Sources of Astaxanthin:

Astaxanthin can be obtained from various natural sources and supplements:

• Natural Sources

  Microalgae (such as Haematococcus pluvialis), krill, shrimp, salmon, trout, and other seafood.

• Supplements

  Astaxanthin supplements are available in various forms, including capsules and soft gels, often derived from microalgae.

Benefits of Astaxanthin

• Antioxidant Defense

  Astaxanthin is a powerful antioxidant that protects cells from oxidative damage caused by free radicals. This protection helps reduce the risk of chronic diseases, including heart disease and neurodegenerative diseases.

• Anti-Inflammatory Effects

  Astaxanthin has strong anti-inflammatory properties, which can help reduce inflammation in the body and potentially alleviate conditions like arthritis and other inflammatory diseases.

• Eye Health

  Astaxanthin supports eye health by protecting retinal cells from oxidative damage. It can improve visual acuity and reduce eye fatigue, making it beneficial for individuals who spend long hours on digital devices.

• Skin Health

  Astaxanthin helps protect the skin from UV damage, improves skin elasticity, and reduces the appearance of wrinkles. It supports overall skin health by enhancing moisture retention and reducing inflammation.

• Cardiovascular Health

  Astaxanthin supports cardiovascular health by improving blood flow, reducing oxidative damage to blood vessels, and lowering blood pressure. It may also help reduce the risk of atherosclerosis.

Potential Downsides and Risks:

Astaxanthin is generally safe for most people, but excessive oral intake can lead to mild side effects:

• Digestive Issues

  High doses orally taken may cause digestive issues such as stomach pain or changes in stool color.

• Interactions with Medications

  Astaxanthin may interact with certain medications, including blood thinners and blood pressure medications. Individuals taking these medications should consult with their healthcare provider before using astaxanthin supplements.

Recommended Dosages (European Standards)

The recommended dosage for astaxanthin varies depending on the intended use and individual health conditions. General guidelines suggest:

• General Health: 4-8 mg per day
• Eye Health: 6-12 mg per day
• Cardiovascular Health: 12-24 mg per day

Conclusion

Astaxanthin is a potent antioxidant with numerous health benefits. Ensuring adequate intake through natural sources and supplements can support antioxidant defense, reduce inflammation, and promote overall health and well-being.

Sources

1. Guerin, M., Huntley, M. E., & Olaizola, M. (2003). "Astaxanthin: A Review of Its Chemistry and Applications." Critical Reviews in Food Science and Nutrition, 43(2), 151-174. Pubmed
2. Fassett, R. G., & Coombes, J. S. (2011). "Astaxanthin: A potential therapeutic agent in cardiovascular disease." Marine Drugs, 9(3), 447-465. PubMed
3. Pashkow, F. J., Watumull, D. G., & Campbell, C. L. (2008). "Astaxanthin: A novel potential treatment for oxidative stress and inflammation in cardiovascular disease." American Journal of Cardiology, 101(10A), S58-S68.
4. Ambati, R. R., Phang, S. M., Ravi, S., & Aswathanarayana, R. G. (2014). "Astaxanthin: Sources, extraction, stability, biological activities and its commercial applications—A review." Marine Drugs, 12(1), 128-152.
5. Higuera-Ciapara, I., Félix-Valenzuela, L., & Goycoolea, F. M. (2006). "Astaxanthin: A review of its chemistry and applications." Critical Reviews in Food Science and Nutrition, 46(2), 185-196.
6. Wolf, A. M., Asoh, S., Hiranuma, H., Ohsawa, I., & Ohta, S. (2008). "Astaxanthin protects mitochondrial redox state and functional integrity against oxidative stress." Journal of Nutrition and Biochemistry, 19(4), 237-244. PubMed