What Is Astaxanthin? The King of Carotenoids | Atacama Bio
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WHAT WE DO · THE SCIENCE

Astaxanthin: the king of carotenoids

From microalgae through crustaceans to salmon and flamingos, this wonderful molecule has been in the food chain for millennia. It is nature's most powerful antioxidant shield — and natural sunlight is the source that makes it strongest.

THE MOLECULE

Why natural source matters

Two molecules with the same chemical formula can behave very differently depending on their structure — a property called isomerism. Natural astaxanthin's 3S,3'S isomer has always been in the human food chain, is safe to consume, and well-studied.​

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Synthetic astaxanthin, made from petrochemicals, is a mix of different isomers — including some whose physiological effects in humans have not been established. "Nature-identical" is not the same as natural.

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ANTIOXIDANT POWER

Nature's strongest shield against oxidation

Thirteen conjugated double bonds and keto groups give astaxanthin a uniquely strong antioxidant structure. Unlike other carotenoids, it never becomes a pro-oxidant.

500x

STRONGER THAN VITAMIN E

1000+

PUBLISHED STUDIES

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BARRIERS CROSSED (BRAIN & RETINA)

3S, 3'S

THE SAFE NATURAL ISOMER

DOCUMENTED BENEFITS

Where astaxanthin acts

Eye Health

Crosses the blood-retinal barrier to support retinal protection.

Immune Support

Supports the body's natural antioxidant defences.

Brain Health

Crosses the blood-brain barrier — rare among antioxidants.

Cardiovascular

Studied for its role in oxidative-stress reduction.

Skin

Protects against oxidative damage at the cell-membrane level.

Muscle Recovery

The same recovery mechanism salmon use in upstream migration.

Backed by more than a thousand in-vitro, clinical and pre-clinical studies on Haematococcus pluvialis astaxanthin.

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IN NATURE

The molecule behind the color

Astaxanthin gives salmon, crabs, shrimp and flamingos their reddish color. From phytoplankton through zooplankton and fish, it has travelled the natural food chain for millennia.

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​A salmon that has accumulated astaxanthin in its muscle cells gains an extraordinary capacity to recover from oxidation during its strenuous upstream migration — a natural demonstration of the molecule's protective power.

Source natural astaxanthin from Atacama Bio

NAXA-verified, GMP-certified, grown under the Atacama sun. Tell us about your application and we'll get back to you within 48 business hours.

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