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Dieckol-standardized Ecklonia cava
Whole-thallus brown seaweed from Jeju Island, standardized to at least 0.5% dieckol and verified for identity, potency, and purity.
Dieckol standardization
Know the material
The name on a specification is only useful when the species and chemistry are confirmed.
SeaEckol starts with whole-thallus Ecklonia cava, not a generic kelp substituted under a familiar name. DNA testing confirms the species. HPTLC verifies the botanical profile. Dieckol is then measured as a defined compound, not inferred from total polyphenols.
Three separate questions
DNA testing confirms the declared species.
HPTLC compares the broader chromatographic profile.
A compound-specific chromatographic assay quantifies dieckol against the specification.
A specification brands can use
SeaEckol is standardized to at least 0.5% dieckol. That is 5mg of dieckol per gram of ingredient and at least 1.25mg in a 250mg serving.
Dieckol is one of the best-characterized phlorotannins in Ecklonia cava. Measuring it gives formulators a concrete chemical target while retaining the whole-thallus material.
Calculated from the minimum stated dieckol specification. Actual lot results may be higher.
Formulation math
Set the planned amount of SeaEckol. The calculator uses the 0.5% minimum specification.
Calculation: 250mg × 0.5% = ≥1.25mg dieckol
Jeju Island, South Korea
SeaEckol comes from Ecklonia cava that naturally detaches and reaches the Jeju shoreline. The drift-collection model avoids cutting living kelp from protected marine forests.
Whole thalli separate from the seabed through natural coastal conditions.
Drift material is gathered from the Jeju coast.
The material is prepared as a consistent brown powder for commercial use.
Published Ecklonia cava research
Published trials give brands a useful research foundation for Ecklonia cava and its phlorotannins. They also used different preparations, specifications, and doses.
These studies did not evaluate SeaEckol. They support interest in the species and its phlorotannins, but they do not establish that SeaEckol is clinically equivalent to the tested materials. Finished-product claims should reflect the exact formula and the total evidence.
Randomized · double-blind · placebo-controlled
Ecklonia cava polyphenols · 72mg or 144mg daily
The paper reported changes in anthropometric and blood-lipid measures. The study used a concentrated polyphenol preparation, not SeaEckol.
Read the paper ↗Randomized · double-blind · placebo-controlled
Dieckol-rich Ecklonia cava extract · 1,500mg daily
The trial reported a between-group difference in postprandial glucose. It evaluated a different dieckol-rich extract at a different dose.
Read the paper ↗Randomized · double-blind · placebo-controlled
Separate phlorotannin supplement · 500mg before bed
Polysomnography found lower wakefulness after sleep onset. The tested supplement contained several phlorotannins, including dieckol, and was not SeaEckol.
Read the paper ↗Beyond the human trials
Sleep pathways GABA-A receptor and sleep-architecture work in laboratory models.
Neuronal stress Cellular and animal studies on oxidative stress, apoptosis, and amyloid-related pathways.
Vascular signaling Preclinical work examining calcium signaling, nitric oxide, and endothelial responses.
Hair and skin Laboratory research related to dermal papilla activity, UV stress, and matrix pathways.
Where SeaEckol fits
SeaEckol can anchor a focused Ecklonia cava product or add a distinctive research story to a broader formula.
Phlorotannin research includes a small human sleep study and preclinical GABA-A work. This is the clearest consumer-facing direction.
Human studies on other Ecklonia cava preparations have examined body composition, blood lipids, and postprandial glucose.
Dieckol and Ecklonia cava have been explored in preclinical models involving oxidative stress, neuronal survival, and amyloid processing.
Preclinical studies have examined dermal papilla activity, UV-related stress, and matrix-degrading enzymes.
Evidence maturity differs by application. Human studies used other Ecklonia cava or phlorotannin preparations. Brain, hair, and skin directions rely primarily on preclinical research.
For product developers
At a 250mg serving, SeaEckol delivers at least 1.25mg dieckol. The brown powder works most naturally in capsules and tablets. It can also be evaluated in stick packs and dry blends that can accommodate its natural color and marine botanical character.
Evaluate taste, color, flow, and dispersibility in the finished system. Samples are available for bench work.
Qualification at a glance
Start with the public specification, then request the current lot documentation for your review.
Available for qualification
For brands, formulators, and manufacturers
Request a sample, review the current specification, or talk through serving size, format, pricing, and supply.