Science
Mechanism of Action
Activates the NRF2 signaling pathway to stimulate endogenous antioxidant production and Phase II detoxification enzymes. Simultaneously upregulates protective keratin proteins (K16 and K17) while inhibiting collagen-degrading matrix metalloproteinases, creating a dual defense against oxidative stress and photoaging.
Research
Clinical Evidence
High confidence1.3%
Key findings
- 01 Johns Hopkins study demonstrated NRF2 activation and protective keratin induction at 500 nmol/mL sulforaphane concentration
- 02 2022 research showed 5x greater Nrf2 pathway activation versus mature broccoli at 1.3% concentration
- 03 Dose-dependent collagen protection and MMP-1 inhibition observed at 25-100 mg/mL in UVB-stressed fibroblasts
Transparency
Dusting Analysis
Given the documented efficacy at 1.3% and stability concerns with sulforaphane, concentrations below 0.1% are likely insufficient for meaningful antioxidant benefit
The Formula
Formulation
Stability
Sulforaphane degrades rapidly above 40°C and requires protection from light and oxygen. Maximum stability achieved in mildly acidic formulations between pH 4.0-6.0.
Synergies
- Vitamin E
- Vitamin C
- Glutathione precursors
Conflicts
- High heat processing
- Strong oxidizing agents
- Alkaline pH environments
Safety
Safety Profile
GRAS status for food use with cosmetic applications typically ranging 1-3%. No specific CIR evaluation available for sprout extract variant.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A scientifically-backed antioxidant that delivers superior cellular protection through proven NRF2 activation, though requires careful formulation to maintain stability.
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