Science
Mechanism of Action
This extract functions as a potent antioxidant, actively neutralizing free radicals to prevent oxidative stress, lipid peroxidation, DNA damage, and the degradation of vital skin structural proteins. Its robust vitamin C content is crucial for stimulating collagen synthesis, which contributes to enhanced skin firmness and elasticity. Additionally, the extract aids in gentle exfoliation, repair processes, and the rejuvenation of collagen fibers, while compounds like lutein impart anti-inflammatory properties, promoting a calmer complexion.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Ethanolic extract demonstrated significant radical scavenging activity, with an IC50 of 0.69 ± 0.23 μg/mL (DPPH assay, in vitro).
- 02 Hydroethanolic extracts from Eugenia stipitata seeds exhibited a high capacity to scavenge DPPH radicals (IC50 46.63 µg/mL, in vitro) and showed no cytotoxicity in blood cells at concentrations up to 1250 µL/mL.
- 03 Araçá-boi extract, at concentrations ranging from 200 to 1600 µg/mL, effectively reduced cell viability and inhibited the migration of human metastatic melanoma cells (in vitro).
- 04 An ethanolic extract administered orally at 300 mg/kg of body weight demonstrated antimutagenic and antigenotoxic properties in mice, suggesting potential as a cancer preventive agent.
Transparency
Dusting Analysis
No data available to indicate common dusting issues for this ingredient.
The Formula
Formulation
Stability
The fruit pulp from which this extract is derived is naturally highly acidic, with a pH typically ranging from 2.28 to 2.4. This inherent acidity should be considered as it may significantly influence the final pH of formulations containing the extract. While the raw fruit is perishable, specialized extraction methods, such as hydroethanolic solutions, are critical for stabilizing and preserving its bioactive compounds. Heat treatments should be carefully evaluated as they can compromise the extract's composition and stability.
Safety
Safety Profile
There is no specific CIR, SCCS, or FDA status for the topical application of Eugenia stipitata Fruit Extract; its classification as 'No Reported Uses' by CIR may suggest a lack of extensive review. However, in vitro studies have indicated low toxicity and no cytotoxic effects on various cell lines or human blood cells, even at elevated concentrations. SkinSAFE additionally lists this ingredient as 'Irritant Free', supporting a low sensitization risk profile.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Eugenia stipitata Fruit Extract is a valuable ingredient, demonstrating robust antioxidant efficacy and promising benefits for collagen support and inflammation reduction, despite ongoing assessment for comprehensive human topical data.
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References
Sources