Science
Mechanism of Action
Its multifunctional action is driven by high squalene content and bioactive peptides, which reinforce the lipid barrier by mimicking skin-surface lipids. It also stimulates the Nrf2 pathway, providing potent antioxidant defense to mitigate UV-induced oxidative stress.
Research
Clinical Evidence
Medium confidence1%
Key findings
- 01 A 0.1-0.15% concentration demonstrated cytoprotective effects against UVA-induced apoptosis in human fibroblasts by activating Nrf2 antioxidant processes (PubMed Central, 2023).
- 02 Formulations with 1-2% amaranth oil improved skin barrier hydration and reduced lipid peroxidation, showing optimal rheological and sensory characteristics (MDPI Separations, 2022).
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Aqueous extracts are stable within pH 4.5–6.5. Oil forms with unsaturated fatty acids benefit from hydrogenation or tocopherol addition for enhanced stability against oxidation.
Synergies
- Squalane (for rheological and sensory improvement, barrier support)
- Tocopherols (for oil stability)
Conflicts
- Strong oxidizing agents
- High heat (for unrefined oil forms)
- Extreme pH levels (for aqueous peptide extracts)
Safety
Safety Profile
While CIR has not specifically reviewed this subspecies, amaranth derivatives are generally recognized as safe (GRAS) for food use.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This multifunctional extract offers significant cytoprotective, antioxidant, and barrier-enhancing benefits, making it valuable for a wide range of precision skincare applications.
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References
Sources