Desmodesmus Spinosus Ferment Lysate 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 Desmodesmus Spinosus Ferment Lysate Filtrate?

Desmodesmus Spinosus Ferment Lysate Filtrate comes from Desmodesmus spinosus, a freshwater microalga prized for its resilience and nutrient-rich profile. After scientists grow the microalga in closed tanks filled with light and carbon dioxide, the cells are gently broken apart. The resulting mix is filtered to remove any solid pieces, leaving a clear liquid packed with small peptides, amino acids, sugars, minerals and natural antioxidants.

Interest in microalgae for beauty care took off in the early 2010s when brands looked for sustainable, high-performance ingredients that could replace animal or petro-based actives. Desmodesmus spinosus fit the bill because it grows quickly, needs little water and delivers a range of skin-friendly compounds. Once the manufacturing process was refined, formulators began adding the filtrate to products that aim to hydrate, smooth and revitalize.

You will most often see Desmodesmus Spinosus Ferment Lysate Filtrate in moisturizers, anti-aging serums, soothing sheet masks, leave-on hair conditioners, scalp tonics and lightweight daily lotions.

Desmodesmus Spinosus Ferment Lysate Filtrate’s Cosmetic Benefits/Uses

This microalgal filtrate serves two main roles in personal care formulas.

  • Skin Conditioning: The peptides and sugars help draw moisture to the skin, leaving it softer and more supple. Antioxidant molecules support a fresher, brighter complexion and may reduce the look of fine lines caused by dryness.
  • Hair Conditioning: When used in shampoos, masks or leave-in sprays the filtrate forms a light film that smooths the cuticle. This can boost shine, reduce frizz and make strands feel stronger without weight.

Who Can Use Desmodesmus Spinosus Ferment Lysate Filtrate

This microalgal filtrate is considered gentle enough for most skin types including dry, normal, combination and oily. Its lightweight texture offers hydration without leaving a greasy film, which makes it suitable for breakout-prone skin as well. People with very reactive or algae allergies should proceed with caution since the source organism is a freshwater microalga.

Because it is derived entirely from plant-like microorganisms and does not require animal by-products at any stage, the ingredient aligns with vegan and vegetarian standards.

No specific warnings exist for pregnant or breastfeeding women. Current safety data show low risk of systemic absorption, yet this is not medical advice and anyone who is expecting or nursing should show the product to a qualified health professional before adding it to a routine.

The filtrate does not increase the skin’s sensitivity to sunlight, so there is no special need for extra sun precautions beyond a daily broad-spectrum sunscreen that is already recommended for everyone.

Potential Side Effects/Adverse Reactions

Reactions to topical Desmodesmus Spinosus Ferment Lysate Filtrate differ from person to person. The issues listed below are possible yet uncommon when the ingredient has been correctly processed and incorporated into a well-formulated product.

  • Mild redness or itching
  • Allergic contact dermatitis in individuals sensitive to microalgae proteins
  • Transient stinging if the product accidentally gets into the eyes

If any of these effects occur stop using the product and seek advice from a healthcare professional or dermatologist.

Comedogenic Rating

Rating: 0–1. Desmodesmus Spinosus Ferment Lysate Filtrate is a water-based extract rich in small peptides, amino acids and sugars that dissolve easily and leave little to no oily residue. It lacks heavy oils or waxes that normally clog pores, so the likelihood of blocking follicles is very low.

Suitable for acne-prone or breakout-prone skin in most cases.

No notable interactions with common acne treatments like benzoyl peroxide or salicylic acid have been reported, making it easy to slot into an existing routine.

Summary

Desmodesmus Spinosus Ferment Lysate Filtrate mainly conditions skin and hair. Its mix of micro-sized peptides and humectant sugars pulls moisture in, softens texture and supports a smoother barrier while antioxidant compounds help fend off everyday environmental stress. On hair it lays down a feather-light film that tames frizz and boosts shine.

The ingredient is still a niche player compared with big names like hyaluronic acid or niacinamide, yet interest is growing as brands look for greener biotech options.

Current data show it is low risk for irritation, non-comedogenic and vegan friendly. Still, everyone’s skin is different so patch testing any new product is a smart move.

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