Cosmetic Preparation with Hydroxycinnamic Acid Derivatives for Skin Elasticity
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Solution Overview
Problem
Current skin care products, particularly those addressing sagging skin and cellulite, face challenges in stabilizing active ingredients against oxidative decay and often cause skin irritation, with limited effectiveness in improving skin moisture and elasticity.
Innovation Solution
A cosmetic preparation containing 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-propan-1-one and one or more cinnamic acid derivatives, such as hydroxycinnamic acids, which provides pH-independent solubility and improves skin moisture, barrier properties, and elasticity, while protecting against environmental influences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If retinoids or vitamin A acid are used to address sagging skin, then tightening effect is achieved, but skin irritation increases and stability against oxidative decay deteriorates
Solution Approach 1:
The patent changes the chemical parameters by using alternative active ingredients (3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-propan-1-one and cinnamic acid derivatives) that do not share the same irritant properties as retinoids, while maintaining the tightening effect through different biochemical mechanisms that promote collagen synthesis and skin elasticity without causing erythematous irritation
Solution Approach 2:
The patent employs stable, non-irritating alternative compounds that can be used at higher concentrations without the severe side effects of retinoids, effectively replacing the need for low-dose, carefully monitored retinoid applications with safer, more stable alternatives that provide sustained benefits
2Strength
If retinoids are used to improve skin tightening, then structural damage is addressed, but stability against oxidative decay deteriorates
Solution Approach 1:
The patent converts the harmful oxidative instability of retinoids into a benefit by selecting alternative compounds with inherent oxidative stability. The cinnamic acid derivatives and propan-1-one compound are chemically designed to resist oxidative degradation, thereby maintaining their active form in the formulation and providing sustained protection against oxidative decay while still delivering the skin tightening effect
Solution Approach 2:
The patent creates a composite active ingredient system combining 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-propan-1-one with cinnamic acid derivatives, where the synergistic interaction between these two compounds provides both the skin tightening effect and enhanced oxidative stability, with the cinnamic acid derivatives acting as antioxidants that protect the propan-1-one from degradation
3Strength
If conventional skin care products are used to address sagging and cellulite, then some tightening effect is achieved, but effectiveness in improving skin moisture and elasticity is limited
Solution Approach 1:
The patent develops a formulation where the active ingredients serve multiple functions simultaneously: the 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-propan-1-one provides skin tightening and collagen stimulation, while the cinnamic acid derivatives provide antioxidant protection, moisture retention, and elasticity improvement. This multi-functionality allows the single formulation to address multiple concerns (sagging, cellulite, moisture loss, and elasticity) that conventional single-function products cannot handle effectively
Data Source
AI summary
Cosmetic or dermatological preparation comprises 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl)-propan-1-one and one or more cinnamic acid derivatives. ACTIVITY : Dermatological. MECHANISM OF ACTION : None given.