Best For Skin Types
All, Dry, Sensitive
Addresses
Usage Frequency
Daily
What Is Eel Extract?
Eel extract is a humectant ingredient derived from eel, a fish species valued in East Asian cuisine and skincare traditions. The extract is rich in proteins and amino acids, including collagen precursors, which are obtained through controlled extraction methods.
In skincare formulations, eel extract functions primarily as a humectant—a substance that attracts and binds water to the skin, helping to improve hydration and maintain moisture levels within the stratum corneum.
How It Works
Eel extract contains amino acids and protein compounds that act as humectants. These molecules have a hygroscopic nature, meaning they attract water molecules from the environment and deeper skin layers, binding them to the outer layers of the skin. This improves skin hydration and can help reduce the appearance of dryness.
The collagen-precursor amino acids in the extract may also provide structural support to the skin, though the degree to which topical application influences skin structure requires further research.
Clinical Evidence & References
Research into eel extract's skincare effects remains limited. Available studies suggest that eel-derived proteins and collagen components have potential benefits for wound healing and inflammatory responses in animal models, but human clinical trials in cosmetic applications are sparse.
The humectant function itself is well-established as a hydration mechanism in skincare, and the protein content of eel extract aligns with known moisturising strategies. However, more robust human studies would help clarify the ingredient's specific efficacy in cosmetic products.
Published Research
How to Use
Eel extract is typically used in moisturisers, essences, and serums. Apply to clean skin as part of your regular skincare routine. It pairs well with other hydrating ingredients and can be layered under occlusive moisturisers to seal in hydration. As with any new ingredient, introduce it gradually if you have sensitive skin.
Safety & Precautions
Frequently Asked Questions
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