Science
Mechanism of Action
It functions primarily through telomerase activation, specifically via bioactives like astragaloside IV and cycloastragenol, which help preserve the lifespan of dermal fibroblasts. Additionally, it mitigates the 'inflammaging' process by suppressing TNF-alpha and interleukins (IL-1, IL-6), while simultaneously stimulating Type I collagen synthesis and neutralizing reactive oxygen species.
Research
Clinical Evidence
High confidence2%
Key findings
- 01 Liposomal delivery at 2% demonstrated a 20% improvement in skin hydration, firmness, and smoothness within 14 days, alongside a 10-15% reduction in blemish-prone markers over 42 days.
- 02 High-concentration saponin studies (8.7%) recorded an 8.7% measurable increase in collagen density in human subjects.
Transparency
Dusting Analysis
Because it is a high-cost botanical callus extract, many brands include it at 'label-claim' levels (below 0.5%). However, clinical data suggests that a minimum of 2% is required to achieve measurable improvements in skin elasticity and barrier function.
The Formula
Formulation
Stability
Maintains excellent stability in aqueous systems; however, the bioactive saponins are thermolabile and should be formulated without exposure to extreme heat. Often pre-stabilized in glycerin or propanediol.
Synergies
- Centella Asiatica
- Glycerin
- Propanediol
Conflicts
- Strong oxidizing agents
- Extreme pH environments (pH <3.0 or >8.0)
Safety
Safety Profile
While the specific callus (stem cell) extract is not yet reviewed by CIR, the parent plant is listed in the European CosIng database with no restrictions and is generally recognized as safe for topical application.
Your Skin
Skin Compatibility
Our Assessment
Verdict
An exceptional biotech ingredient for cellular longevity that bridges the gap between traditional herbal medicine and modern telomere science.
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References
Sources