Phellinus Linteus/Abalone Ferment Filtrate: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: July 1, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Phellinus Linteus/Abalone Ferment Filtrate?

Phellinus Linteus/Abalone Ferment Filtrate comes from a unique pairing of land and sea. Abalone meat is placed in a controlled environment and inoculated with the fungus Phellinus linteus, famous in East Asian folk care for its antioxidant properties. As the fungus ferments the abalone, it breaks down proteins and sugars into smaller, skin-friendly molecules such as peptides, amino acids and polysaccharides. Once fermentation is complete, the mix is carefully filtered to remove solids, leaving a clear liquid rich in these bioactive nutrients.

The idea of combining marine protein with medicinal mushrooms grew out of Korean fermentation science in the early 2000s. Brands were searching for gentle yet potent alternatives to harsher synthetic actives, and this biotechnological process fit the bill. Today the filtrate appears most often in moisturizing creams, nourishing sheet masks, anti-aging serums and soothing after-sun gels, where its blend of water-binding sugars and calming peptides can shine.

Phellinus Linteus/Abalone Ferment Filtrate’s Cosmetic Benefits/Uses

In formulas this ingredient serves one main purpose.

Skin conditioning: The small peptides, amino acids and polysaccharides formed during fermentation help draw moisture into the upper layers of skin, leaving it soft and supple. At the same time natural antioxidants from Phellinus linteus can neutralize surface stressors, helping tired or irritated skin look calmer and more even toned.

Who Can Use Phellinus Linteus/Abalone Ferment Filtrate

This ferment filtrate is light, water based and generally well tolerated which makes it a good fit for most skin types including oily, dry, normal and mature. Its calming nature is also friendly to sensitive or redness-prone skin, though anyone with a known shellfish allergy should steer clear because abalone proteins may still be present in trace amounts.

The ingredient is not suitable for vegans or strict vegetarians since abalone is an animal source. While the fungus in the mix is plant based the starting material comes from a marine mollusk.

Current research has not raised any red flags for women who are pregnant or breastfeeding. Still this is not medical advice and anyone expecting or nursing should check with a healthcare professional before adding new skincare products.

Phellinus Linteus/Abalone Ferment Filtrate does not make skin more sensitive to sunlight so routine daytime use does not require special sun avoidance beyond normal SPF habits. There are no known conflicts with common actives like retinol or vitamin C, though people with multiple allergies should double-check the full ingredient list of any finished product.

Potential Side Effects/Adverse Reactions

Responses to topical Phellinus Linteus/Abalone Ferment Filtrate vary from person to person. The points below outline possible side effects though most users will not notice any problems when the ingredient is handled and preserved correctly by the brand.

  • Allergic reaction in individuals sensitive to shellfish – may show up as itching hives or swelling
  • Fungal sensitivity – very rare stinging or redness in people allergic to mushroom extracts
  • Contact dermatitis – localized rash or flaking if skin cannot tolerate the ferment
  • Breakouts in acne-prone skin – unlikely but possible if the finished formula is heavy or occlusive

If any discomfort or visible reaction develops stop using the product right away and seek advice from a healthcare professional.

Comedogenic Rating

Rating: 1/5 – This filtrate is almost entirely water based and contains mainly small peptides, amino acids and sugars that soak in quickly without leaving an oily film. It lacks the heavy plant oils or waxes that usually clog pores, so the chance of it blocking follicles is very low. That said very sensitive, congestion-prone skin can react to almost anything, so watch how your skin responds.

Because its pore-clogging risk is minimal, the ingredient is generally considered suitable for people who struggle with acne or frequent breakouts.

Keep in mind the finished product’s overall formula matters more than any single ingredient. Thick creams that pair this filtrate with butters or silicones could still feel heavy on oily skin.

Summary

Phellinus Linteus/Abalone Ferment Filtrate is a skin-conditioning active that hydrates, soothes and offers a light antioxidant bump. Fermentation breaks abalone proteins into moisture-binding peptides while the Phellinus mushroom lends calming polysaccharides and radical-scavenging compounds, all of which help skin hold water and look smoother and more even.

The ferment is a niche addition rather than a mainstream star. You will spot it in select Korean or indie formulas aimed at hydration and barrier care but it has not yet reached the popularity of big names like hyaluronic acid or niacinamide.

Current data shows it is safe for most users, with shellfish allergy being the main caution. As with any new skincare product it is wise to do a quick patch test first so you can catch any personal sensitivities before applying it to your whole face.

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