Skin Barrier Strengthening Composition via Gene Expression Modulation

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Solution Overview

Problem

Current solutions fail to effectively strengthen the skin barrier damaged by ultraviolet rays and improve skin moisturizing power, which is crucial for maintaining skin health and preventing conditions like atopic dermatitis.

Innovation Solution

A cosmetic composition containing a compound represented by Chemical Formula 1, an inflammation-resolving lipid factor, is applied to the skin, enhancing the expression of keratinocyte differentiation marker genes and desmosome factors, thereby reducing moisture loss and improving skin moisturizing power.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If conventional moisturizing treatments are applied, then skin moisture content may be temporarily improved, but the skin barrier remains damaged and cannot effectively prevent moisture loss

Engineering Contradiction:
Improvemoisture lossVSAvoidskin barrier function
Core Design Contradiction:
Loss of substanceVSReliability

Solution Approach 1:

The patent applies parameter changes by using a specific compound (Formula 1) with defined chemical structure and concentration ranges (0.01-100 μM) to transform the skin barrier's functional state. This compound modifies the expression of barrier-related genes and proteins, changing the barrier's permeability and moisture-retention parameters to effectively reduce moisture loss while maintaining barrier integrity.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs an intermediary mechanism by introducing a specific compound that acts as a mediator between external moisturizing treatments and the skin barrier. This compound facilitates the interaction between applied moisturizers and the damaged barrier, enhancing the barrier's ability to retain moisture by modulating gene expression and protein synthesis related to barrier function.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If ultraviolet rays are exposed to the skin, then skin barrier damage occurs leading to decreased elasticity and pigmentation, but preventing this requires active intervention

Engineering Contradiction:
ImproveUV damageVSAvoidskin barrier strength
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

The patent applies preliminary anti-action by using the specific compound to prevent and reverse UV-induced barrier damage before it fully manifests. The compound actively counteracts UV damage by modulating the expression of barrier-related genes and proteins, thereby maintaining skin barrier strength and preventing the full effects of UV damage such as decreased elasticity and pigmentation changes.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The patent converts the harmful effect of UV exposure into a beneficial response by using the compound to stimulate the skin's natural repair mechanisms. The compound transforms the damage signal into a regenerative response, enhancing the skin barrier's strength and resilience against future UV exposure by activating protective gene expression.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Object-generated harmful factors

If inflammation-resolving lipid factors are used, then anti-inflammatory activity is achieved, but their effectiveness in strengthening skin barrier and improving moisturizing power was unknown

Engineering Contradiction:
ImproveinflammationVSAvoidskin barrier function
Core Design Contradiction:
Object-generated harmful factorsVSReliability

Solution Approach 1:

The patent applies universality by demonstrating that the specific compound (Formula 1) performs multiple functions: it resolves inflammation, strengthens the skin barrier, and improves moisturizing power. This multi-functional approach allows a single compound to address various skin concerns simultaneously, making it a universal solution for both inflammatory and barrier-related skin issues.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent employs self-service by using the compound to activate the skin's own repair and protective mechanisms. The compound stimulates the skin to produce its own barrier proteins and moisturizing factors, enabling the skin to repair and protect itself without external intervention, thereby strengthening the barrier and improving moisturizing power naturally.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3868359B1Composition for strengthening skin barrier
Publication Date: 2025.01.01 AMOREPACIFIC CORP
  • EP3868359B1 patent drawingFigure 1
  • EP3868359B1 patent drawingFigure 2
  • EP3868359B1 patent drawingFigure 3

AI summary

Provided is a composition for strengthening the skin barrier, including a compound represented by a specific chemical formula as an active ingredient.