Science
Mechanism of Action
RSCEs operate by delivering a bioactive payload of specific miRNA families (such as Let-7 variants) and over 200 distinct protein species directly to skin cells. Their mechanisms of action include stimulating fibroblast proliferation and migration, which accelerates wound healing and tissue regeneration. RSCEs also exert anti-inflammatory effects by reducing pro-inflammatory cytokines like IL-6, regulate melanogenesis to reduce pigmentation, and contribute to extracellular matrix remodeling. Furthermore, they offer antioxidant protection, shield against environmental pollutants, promote epidermal cell renewal, support a balanced skin microbiome, and enhance deep hydration.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 A lyophilized RSCE preparation, applied at a concentration equivalent to 20 mg in 5 mL diluent, demonstrated significant improvements in scar appearance, skin elasticity, hydration, and overall tissue quality across various dermatological conditions, including traumatic wounds, surgical scars, and atrophic acne scars, within a retrospective case series.
- 02 For atrophic acne scars, a supplementary balm formulation containing 2.5 billion RSCEs showed enhanced results compared to baseline observations.
- 03 In vitro studies revealed that RSCEs, at concentrations ranging from 2.5E+08 to 2.5E+09 particles/ml, stimulated skin fibroblast proliferation and collagen production, promoted wound healing, reduced pigmentation in melanocytes, and conveyed anti-inflammatory function in macrophages, all in a dose-dependent manner.
- 04 A comparative in vitro study involving 2% concentration of plant-derived nanovesicles from Rosa damascena callus exhibited results comparable to untreated samples regarding proliferation, cell viability, and wound repair, although they performed less effectively than bovine colostrum exosomes in these specific assays.
Transparency
Dusting Analysis
Given its advanced, exosome-based nature and the reported effective concentrations in billions of particles or specific mg dosages, Rosa Damascena Callus Extracellular Vesicles are considered a potent active ingredient unlikely to be used merely for 'dusting' purposes.
The Formula
Formulation
Stability
Typically supplied as a lyophilized powder, it requires reconstitution with a diluent and should be stored refrigerated at 2–8 °C to maintain optimal stability.
Safety
Safety Profile
While the Cosmetic Ingredient Review (CIR) has not specifically evaluated 'Rosa Damascena Callus Extracellular Vesicles,' it has reviewed other Rosa damascena derivatives. This ingredient is recognized as an INCI Name by the Personal Care Products Council (PCPC). In vitro studies indicate a non-toxic profile for human skin and hair cells, supporting a low irritancy potential.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Rosa Damascena Callus Extracellular Vesicles offer a multi-faceted approach to skin health, delivering advanced cellular communication to promote healing, reduce scars, combat inflammation, and enhance overall skin quality, making them a valuable active ingredient for precision skincare.
Related
Similar Ingredients
Finding similar ingredients…