Endomyces/Prunus Armeniaca 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: June 27, 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 Endomyces/Prunus Armeniaca Ferment Filtrate?

Endomyces/Prunus Armeniaca Ferment Filtrate is a liquid that comes from fermenting apricot fruit with a friendly yeast called Endomyces. During fermentation the yeast breaks down the natural sugars and vitamins found in apricots, creating a nutrient rich broth full of skin loving amino acids, enzymes and antioxidants. After fermentation the mixture is carefully filtered to remove any solid yeast cells, leaving behind a clear fragrant filtrate that can be blended into skincare.

The idea of using fermented plant extracts in beauty products started in East Asia where fermentation has long been valued for making nutrients easier for skin to absorb. Apricot ferment gained attention because apricots are naturally high in vitamin A precursors, soothing minerals and gentle fruit acids. Brands looking for a mild alternative to harsher actives soon added this filtrate to hydrating lines and brightening formulas.

To make the ingredient manufacturers first crush ripe apricots, then add a pure culture of Endomyces yeast. The mixture sits in temperature controlled tanks for several days while the yeast works. Once the right balance of compounds forms the liquid is pressed, filtered and pasteurized for safety. The result is a stable water based ingredient that blends well with other common cosmetic additives.

You will most often spot Endomyces/Prunus Armeniaca Ferment Filtrate in lightweight facial moisturizers, essence style lotions, sheet masks, soothing serums and anti aging creams that aim to boost glow and comfort without heaviness.

Endomyces/Prunus Armeniaca Ferment Filtrate’s Cosmetic Benefits/Uses

This ferment filtrate is prized for one main role in skincare products.

As a skin conditioning agent it helps keep the surface of the skin soft, smooth and balanced. The natural amino acids and sugars draw in water, supporting hydration, while gentle enzymes help refine texture for a fresher looking complexion. Regular use can leave skin feeling supple and comfortable which is why formulators rely on it in daily moisturizers and calming treatments.

Who Can Use Endomyces/Prunus Armeniaca Ferment Filtrate

This fermented apricot filtrate is generally well tolerated by most skin types including dry, normal, combination and oily skin because it is lightweight and water based. People with easily irritated or sensitive skin often find it comfortable thanks to its mild pH and absence of harsh acids, although anyone with a known yeast allergy should proceed carefully since the ingredient is produced with Endomyces.

The filtrate is plant derived and contains no animal sourced materials so it fits vegan and vegetarian lifestyles.

No data suggest that the ingredient poses a specific risk during pregnancy or while breastfeeding, but this is not medical advice and expectant or nursing parents should have a doctor review any skincare routine for peace of mind.

Unlike retinoids or strong exfoliating acids, this ferment does not make skin more prone to sunburn and is not considered photosensitising. Standard daytime sun protection is still recommended as part of a complete routine.

Potential Side Effects/Adverse Reactions

Responses to topical Endomyces/Prunus Armeniaca Ferment Filtrate vary from person to person. The effects below are possible yet uncommon when the ingredient is used at normal cosmetic levels.

  • Transient redness or tingling
  • Mild itching in very sensitive skin
  • Allergic contact dermatitis in individuals allergic to yeasts or apricots
  • Exacerbation of fungal acne in rare cases where malassezia overgrowth is already present

If you notice any of these reactions stop using the product and consult a qualified healthcare professional.

Comedogenic Rating

Rating: 0. Endomyces/Prunus Armeniaca Ferment Filtrate is a water based ferment with no added oils or waxy residues so it does not clog pores. Its molecules are mostly lightweight amino acids, sugars and enzymes that rinse away easily. This makes it suitable for skin that tends to break out, including those managing acne.

Because it lacks fatty or occlusive components its presence in a formula rarely changes the overall pore clogging potential of that product, which instead depends on the other ingredients in the blend.

Summary

Endomyces/Prunus Armeniaca Ferment Filtrate conditions skin by delivering hydrating sugars, soothing amino acids and gentle enzymes created during apricot fermentation. These compounds attract water, smooth rough patches and leave the surface feeling soft and balanced.

The ingredient is still a niche addition, most common in Korean style essences and light moisturizers, but its fan base is growing as consumers look for mild plant ferments that give a healthy glow without heaviness.

Overall it is considered safe for daily use with low risk of irritation except in people sensitive to yeasts or apricots. As with any new cosmetic it is smart to patch test first so your skin can confirm the match before full application.

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