Plant Extracts Stimulating HAS2 for Skin Firmness

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Solution Overview

Problem

Current cosmetic and pharmaceutical compositions fail to effectively stimulate the expression and activity of hyaluronan synthase 2 (HAS2) in the skin, leading to inadequate production of hyaluronic acid and resulting in skin firmness and elasticity issues, particularly with aging and atrophy.

Innovation Solution

The use of effective amounts of plant extracts such as white mulberry, Ephedra, Guarana, tansy, and Indian shell flower in cosmetic and dermopharmaceutical compositions to stimulate the expression and activity of HAS2, increasing glycosaminoglycan and hyaluronic acid production in the dermis, thereby enhancing skin firmness and elasticity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If conventional cosmetic compositions are used, then skin care is provided, but HAS2 stimulation and hyaluronic acid production are insufficient

Engineering Contradiction:
Improvehyaluronic acid productionVSAvoidskin firmness and elasticity
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent changes the chemical parameters of cosmetic compositions by incorporating specific plant extracts (white mulberry, Ephedra, Guarana, tansy, Indian shell flower) that have been shown to stimulate HAS2 expression. These extracts contain unique phytochemical compounds that act as signaling molecules to upregulate hyaluronic acid synthesis, thereby increasing hyaluronic acid production and improving skin firmness and elasticity.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If plant extracts are used to stimulate HAS2, then hyaluronic acid production increases, but composition complexity increases

Engineering Contradiction:
Improvehyaluronic acid productionVSAvoidcomposition complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent employs plant extracts that serve multiple functions: they stimulate HAS2 expression to increase hyaluronic acid production, provide antioxidant protection to prevent skin aging, and offer anti-inflammatory benefits. This multi-functionality allows a single ingredient category to address multiple skin concerns, thereby managing composition complexity while achieving diverse beneficial effects.

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

Solution Approach 2:

The patent utilizes composite plant extracts that contain multiple bioactive compounds working synergistically. These composite materials combine various phytochemicals within each plant extract to enhance HAS2 stimulation efficacy while maintaining a manageable number of ingredients in the overall composition.

Inventive Principle:
Principle #40Composite materials

3Strength

If HAS2 stimulation is enhanced, then skin firmness improves, but risk of inflammatory reactions may increase

Engineering Contradiction:
Improveskin firmnessVSAvoidinflammatory reactions
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent selects plant extracts that naturally possess both HAS2-stimulating properties and anti-inflammatory activities. By choosing extracts from carefully selected plant species, the patent converts the potential harm of inflammation into a benefit, as these extracts modulate inflammatory pathways while simultaneously enhancing hyaluronic acid production and skin firmness.

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

Data Source

PatentUS10675313B2HAS2-stimulating plant extracts
Publication Date: 2020.06.09 BASF BEAUTY CARE SOLUTIONS FRANCE SAS
  • US10675313B2 patent drawing
  • US10675313B2 patent drawing
  • US10675313B2 patent drawing

AI summary

The invention relates to plant extracts for stimulating the synthesis of hyaluronan synthase, particularly the synthesis of hyaluronan synthase 2 (HAS2). Specific aims of the invention are to increase firmness and/or elasticity and/or tissue moisturization, and/or increase the skin barrier effect, and/or increase tissue resilience, and/or modulate angiogenesis, or the neocreation of blood capillaries, and/or improve healing, and/or cell proliferation, migration or differentiation, and/or skin atrophy, and/or intended to combat the effects of ageing on the skin, and in particular to combat the loss of firmness of the skin observed in the course of ageing, and/or atrophied scars.