Science
Mechanism of Action
Rosa Hybrid Flower Extract works through several key mechanisms to enhance skin health. It provides robust antioxidant protection by leveraging its rich content of flavonoids and Vitamin C, which neutralize free radicals and stimulate intrinsic antioxidant enzymes like catalase and glutathione peroxidases. This action effectively mitigates oxidative stress. The extract's soothing and anti-inflammatory properties are attributed to its anthocyanins, polyphenols, and flavonoids, which collectively reduce redness and calm irritation. For anti-aging and skin longevity, it activates the AMPK pathway, thereby counteracting skin damage from UVA radiation and pollution-induced oxidative stress, diminishing cellular senescence, and maintaining epidermal integrity. Furthermore, it promotes the removal of damaged proteins via autophagy. When prepared as a Lactobacillus ferment filtrate, it can also support a healthy skin microbiome and reinforce the skin barrier.
Research
Clinical Evidence
High confidence0.0001%
Key findings
- 01 Demonstrated 92% protection for keratinocytes against stress-induced cellular senescence and loss of proliferation, effectively preserving cell viability and function. (MDPI, Antioxidants 2023)
- 02 Provided 70% protection for keratinocytes against stress-induced cellular senescence and loss of proliferation. (MDPI, Antioxidants 2023)
- 03 Showed 68% protection for keratinocytes against stress-induced cellular senescence and loss of proliferation. (MDPI, Antioxidants 2023)
Transparency
Dusting Analysis
The ingredient demonstrates significant efficacy at remarkably low concentrations, with 0.0001% exhibiting 92% protection against cellular senescence. This suggests functional benefits are achieved at precise, minimal levels, indicating that higher nominal percentages are not necessarily indicative of superior performance. Formulation should focus on effective concentration rather than bulk quantity.
The Formula
Formulation
Stability
As a floral extract, Rosa Hybrid Flower contains both water-soluble compounds (e.g., anthocyanins, phenolics) and oil-soluble components (e.g., essential oils, carotenoids). Optimal stability is generally maintained within a pH range of 4.0 to 7.0. To preserve its efficacy and freshness, precise filtration, purification methods, and appropriate packaging are essential.
Synergies
- Lactobacillus ferment filtrates (for enhanced microbiome and skin barrier support)
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not specifically reviewed Rosa Hybrid Flower Extract. However, safety assessments for related Rosa species (e.g., Rosa damascena, Rosa centifolia) conclude they are safe when formulated to be non-sensitizing. While some rose extracts may naturally contain potential sensitizers like geraniol and citronellol, formulators are advised to consider these in multi-botanical formulations. SkinSAFE rates Rosa Hybrid Flower Extract as 'SkinSAFE 100 Free', 'Irritant Free', and 'Fragrance Free', indicating a low likelihood of irritation or allergic reactions.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Rosa Hybrid Flower Extract is a highly valuable multi-functional ingredient, clinically proven to protect skin cells from senescence at exceptionally low concentrations while offering comprehensive antioxidant, soothing, hydrating, and anti-aging benefits.
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