Science
Mechanism of Action
This extract operates through a multi-pathway approach: its phenolic compounds (chlorogenic and quinic acids) neutralize free radicals to prevent photo-aging, while caffeine acts as a vasoconstrictor to reduce periorbital puffiness. It further modulates skin health by inhibiting NF-κB to suppress pro-inflammatory mediators like IL-6 and TNF-α, while stimulating fibroblast migration to upregulate collagen synthesis.
Research
Clinical Evidence
Medium confidence6%
Key findings
- 01 A 10% concentration demonstrated a 91.3% increase in collagen levels and an 86.09% boost in skin hydration in vivo.
- 02 Minimal Inhibitory Concentrations (MIC) of 3% and 6% were found to effectively inhibit S. aureus and C. acnes growth, respectively.
- 03 Formulations at 5% displayed potent antioxidant activity with an IC50 of 24.48 ppm.
Transparency
Dusting Analysis
Often included in formulations at concentrations below 1% for marketing purposes. However, clinical data indicates that a minimum of 3% is required for antimicrobial benefits and up to 10% for significant structural collagen improvement.
The Formula
Formulation
Stability
The extract is stable in acidic to neutral environments (pH 4.5-6.5). Chlorogenic acid content is sensitive to high thermal processing; avoid sustained high temperatures during production.
Synergies
- Vitamin C (Antioxidant network)
- Niacinamide (Barrier support and anti-inflammatory synergy)
- Hyaluronic Acid (Hydration reinforcement)
Conflicts
- Strong oxidizing agents
Safety
Safety Profile
Generally regarded as non-irritating in clinical screenings. While CIR data is limited for the specific seed extract, its primary constituent, caffeine, has a long history of safe cosmetic use.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A high-performance botanical that offers scientifically backed benefits for collagen density and microcirculation when used at active concentrations above 3%.
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