The benefits of Astaxanthin

Astaxanthin acts as one of the most powerful natural antioxidants for its health-protective effects. Its function translates into clinical benefits, including improved skin hydration, support for eye health, and optimization of the immune system. Understanding its mechanisms is essential before any supplementation.

Summary

• What is Astaxanthin?
• Benefits of Astaxanthin
• Why choose Collagène Rejuva?
• Uses and Precautions
• Sources

What is Astaxanthin?

Its origin

Astaxanthin is found in nature as a red-orange pigment. Several microalgae produce this compound, but the main source remains the microalga Haematococcus pluvialis. This alga accumulates very high amounts of astaxanthin, which makes it valuable for industrial extraction. This pigment is also found in certain marine foods such as salmon and shrimp.

Astaxanthin mainly comes from:

• Haematococcus pluvialis (microalga)
• Unicellular algae
• Marine foods (salmon, shrimp)

Manufacturers use various methods to extract this pigment. Among them, supercritical CO2 extraction and the use of solvents like water or ethanol are common.

What is its effect and dosage?

Astaxanthin acts as a powerful antioxidant. It protects cells against free radicals and helps prevent skin aging. This pigment also helps maintain skin hydration and protects collagen.

Main effects:

• Antioxidant superior to beta-carotene
• Collagen protection
• Improved skin hydration

The dosage varies depending on the objective. For a healthy adult, studies recommend 4 to 8 mg per day, often as a 2 to 3 month course. People with arthritis can take up to 12 mg per day. It is important not to exceed the recommended dose, which is one capsule per day after a meal. Several food supplements offer adapted dosages for daily consumption, such as Collagène Rejuva from Laboratoire Sublime.

What is its composition?

Natural astaxanthin contains several bioactive components:

• Astaxanthin (antioxidant carotenoid)
• Mono- and di-esters of fatty acids (improve stability)
• Presence in the microalga Haematococcus pluvialis
• Present in marine foods

Its unique chemical structure, with hydrophilic and lipophilic regions, allows it to interact with cell membranes. Hydroxyl and ketone groups play a key role in neutralizing free radicals.

Tip: The bioavailability of natural astaxanthin remains high due to its esterified form, which promotes its absorption by the body.

Benefits of Astaxanthin

Powerful antioxidant

Astaxanthin stands out as one of the most powerful natural antioxidants known to date. Researchers have compared its effectiveness to that of other popular antioxidants. The results show that astaxanthin largely surpasses vitamin C, coenzyme Q10, and green tea catechins. Below is a comparison of the antioxidant power relative to Astaxanthin:

• Vitamin C: 6000 times less powerful
• Coenzyme: 800 times less powerful
• Green tea catechins: 550 times less powerful
• Alpha-lipoic acid: 75 times less powerful
• Beta-carotene: 50 times less effective in preventing lipid peroxidation

Studies show that astaxanthin inhibits lipid peroxidation, a process that damages cell membranes. This pigment thus protects cells against free radicals. Clinical trials also reveal a significant reduction in oxidative stress, especially in people with weakened natural defenses.

Tip: Athletes often use astaxanthin to limit muscle inflammation and speed up recovery after exercise.

Skin and aging

Astaxanthin plays a key role in skin protection and the fight against skin aging. Several clinical studies show positive effects on elasticity, hydration, and wrinkle reduction. Researchers also observe a decrease in hyperpigmentation and improved skin resistance to UV rays.

• Astaxanthin improves collagen quality, making the skin more supple and less dry.
• It protects collagen from degradation, notably by increasing the release of TIMP-1, a natural inhibitor of collagen-destroying enzymes.
• Participants in a clinical study did not see their wrinkles worsen after 16 weeks of supplementation, unlike the placebo group.
• Daily consumption of 6 mg improves elasticity and reduces skin dryness after 6 weeks.
• A dose of 4 mg per day protects the skin against the harmful effects of UV.

Note: Two Japanese studies confirm that astaxanthin protects the skin from UV radiation and improves its overall appearance.

Eye health

Astaxanthin also offers significant benefits for eye health. Studies show an improvement in visual acuity, particularly in people suffering from eye strain. This pigment protects the eyes against damage caused by UV rays and reduces inflammation and dry eyes.

• Astaxanthin improves visual function and protects the retina against lesions.
• It is effective against age-related macular degeneration, the leading cause of blindness in seniors.
• Scientists observe an improvement in blood flow to the retinal vessels, which helps combat eye fatigue.
• Astaxanthin protects photoreceptors and limits oxidative damage in the retina.

Tip: Astaxanthin could be beneficial in preventing and treating certain eye lesions related to age or UV exposure.

In addition to these benefits, astaxanthin contributes to cardiovascular health, brain protection, and physical recovery after exercise. Athletes notice a reduction in muscle pain and faster recovery thanks to its antioxidant and anti-inflammatory properties.

Why choose Collagène Rejuva?

Laboratoire Sublime stands out for its commitment to scientific innovation and the quality of its formulations. Laboratoire Sublime, based in France, develops products that aim to improve beauty and well-being from within. Its approach is based on scientific research, with sixteen clinical trials and over two thousand scientific studies to its credit. The brand holds sixteen exclusive patents, which demonstrates its seriousness and capacity for innovation.

Laboratoire Sublime products, including Collagène Rejuva, are made in France. They meet the expectations of consumers concerned about origin and quality. The brand also offers formulas adapted to vegans, which reinforces its attractiveness to people seeking natural and ethical solutions. In the phytotherapy and organic market, Laboratoire Sublime stands out thanks to natural active ingredients and transparency about its composition.

After exploring the exceptional power of Astaxanthin to protect skin and preserve collagen, it's time to understand why Collagène Rejuva from Laboratoire Sublime is the choice that maximizes the benefits of this active ingredient. Our formula has been specifically designed to transform the raw power of Astaxanthin into concrete results for your skin.

• Natural Astaxanthin: We use the natural extract of the alga Haematococcus pluvialis, a recognized source for being the most powerful, largely surpassing synthetic or less concentrated forms.
• Maximum Collagen Protection: Thanks to our high-quality Astaxanthin, Collagène Rejuva offers unparalleled intracellular defense that limits the degradation of collagen and elastin induced by external aggressions (sun, pollution), which is fundamental for firmer and smoother skin.

Collagène Rejuva naturally stimulates the production of collagen, elastin, hyaluronic acid, and keratin, improving the elasticity, density, and radiance of the complexion. Its powerful antioxidant complex protects against oxidative stress, photoaging, and external aggressions. A global solution for visibly younger, more resilient, and healthier skin.

Precautions

Before starting a course, it is essential to take certain precautions.

• Use this supplement as part of a healthy lifestyle.
• Never exceed the recommended dose.
• Pregnant or breastfeeding women and people undergoing treatment should consult a healthcare professional.

Some side effects may occur, including abdominal pain, skin reactions, or changes in blood pressure. An overdose can cause hypotension or increased sensitivity to the sun.

Tip: Always prioritize caution and seek professional advice before any supplementation.

Sources

• https://www.bandini-pharma.fr/news/blog/astaxanthine-bienfaits-et-avantages/?srsltid=AfmBOoqUaIgfu-BJXQxdnWdH4zlNR2rBvxkC6Fi6IfpZYeN0Napr2vOU
• https://www.toute-beaute.fr/astaxanthine-le-carotenoide-puissant-aux-multiples-vertus-pour-la-sante/
• https://www.seanova.fr/actifs/astaxanthine-microalgue
• https://extractis.com/lettre-de-veille-juillet-2025/
• https://www.typology.com/carnet/astaxanthine-que-faut-il-savoir-sur-ce-pigment?srsltid=AfmBOoos5fPrxhEIuUGn5z7WGB-6NlpEw149pCNTfuxJNSNLgmYiqu3D
• https://www.echlorial.fr/blog/astaxanthine-bienfaits-posologie/
• https://www.sensilab.fr/sensilab-vitamaze-astraxanthine-naturelle-4-mg?srsltid=AfmBOorZ0OPs3Ap3XuQGSp8qPNBq_9BzakcqQn8bBo8Xm4BBssBiIirC
• https://quelcomplementalimentaire.com/meilleur-antioxydant-complement-alimentaire/
• https://www.alternativesante.fr/coeur/l-astaxanthine-un-antioxydant-pour-la-sante-cardiovasculaire-2
• https://www.docteur-fitness.com/astaxanthine
• https://www.naturamundi.com/blogs/infos/lastaxanthine-un-ingredient-naturel-tres-en-vogue
• https://nature-sciences-sante.eu/astaxanthine-3/
• https://www.nutrimuscle.com/blogs/actualites/astaxanthine-bienfaits-antioxydant