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Moumoujus

OVOTRANSFERRIN.

Valuable CAS 1391-06-6 / ANTIMICROBIAL, ANTIPLAQUE, CHELATING, ORAL CARE, PRESERVATIVE, SKIN CONDITIONING

Ovotransferrin is a multifunctional egg-derived protein recognized for its precise role in maintaining skin integrity. It targets key enzymatic pathways to preserve collagen and elastin, while also exhibiting potent antioxidant, anti-inflammatory, and antimicrobial properties.

Summary

Antioxidant Skin-Restoring Anti-inflammatory Antimicrobial Collagen-preserving Elastin-preserving

Science

Mechanism of Action

Ovotransferrin operates through several precise mechanisms to benefit the skin. As an antimicrobial agent, it sequesters iron (Fe3+), thereby inhibiting bacterial growth, and can directly disrupt bacterial membranes. Its antioxidant capabilities stem from its ability to quench free radicals and stimulate endogenous antioxidant enzymes. Furthermore, ovotransferrin demonstrates anti-inflammatory action by potentially modulating the NF-κB pathway and suppressing pro-inflammatory cytokines. Crucially for skin health, it is suggested to inhibit the enzymatic degradation of collagen and elastin, contributing to structural preservation.

Research

Clinical Evidence

Medium confidence
Effective range 0.05–5%
Optimal

N/A

Key findings

  1. 01 Topical compositions are most preferably used for inhibiting collagen and elastin degradation, vital for maintaining skin architecture.
  2. 02 In vitro studies showed significant DPPH radical scavenging (antioxidant) activity, reaching approximately 60% at 1 mg/mL after 48 hours.
  3. 03 Demonstrated in vitro antibacterial effectiveness against S. aureus, B. cereus, and L. monocytogenes.
  4. 04 Significantly reduced TNF-stimulated superoxide generation and attenuated TNF-induced inflammatory responses in endothelial cells in vitro.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH 6 – 9
0 7 14

Stability

Ovotransferrin exhibits optimal foam stability at pH 7.0 and improved secondary structure stability with heating at pH 7.0 and 9.0, compared to pH 5.0. Its iron-bound form (holo-ovotransferrin) offers enhanced resistance to thermal denaturation and proteolytic degradation. While thermal processing can initially reduce solubility, prolonged heating may increase it by exposing more charged amino acids. Nanoparticle carriers and microencapsulation are recommended strategies to optimize its bioavailability and stability in formulations.

Conflicts

  • Citrate, which can antagonize its antimicrobial activity in bacteria possessing citrate-mediated iron acquisition systems.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Low

Direct safety assessments by regulatory bodies like CIR or SCCS are not available. However, a patent application suggests 'acceptable safety' in cosmetic compositions regarding irritation and sensitization when used in a 'safe and effective amount.' INCIDecoder also rates its irritancy as low.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

Ovotransferrin is a valuable, multifaceted ingredient offering significant potential for skin health through its precise mechanisms in collagen and elastin preservation, antioxidant defense, anti-inflammatory action, and broad skin compatibility.

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