Cedrol Ferulic Acid Composition for Skin Whitening and Stability

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Solution Overview

Problem

Current skin care compositions face challenges in achieving effective melanin reduction, collagen synthesis, hyaluronic acid promotion, and formulation stability for skin whitening, antioxidant, and anti-aging effects, due to limitations with existing ingredients like ascorbic acid, kojic acid, and retinol, which have safety issues and instability problems.

Innovation Solution

A skin care composition combining cedrol or ferulic acid with beta-sitosterol and linoleic acid, which enhances melanin reduction, collagen synthesis, hyaluronic acid promotion, and formulation stability, providing a synergistic effect for skin whitening, antioxidant, and anti-aging benefits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cedrol or ferulic acid is used alone in cosmetic formulations, then antioxidant and skin care effects are achieved, but formulation stability is insufficient

Engineering Contradiction:
Improveformulation stabilityVSAvoidformulation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines cedrol or ferulic acid with beta-sitosterol and/or linoleic acid in a single formulation. This merging of multiple ingredients with complementary properties resolves the stability issue of individual components while maintaining formulation simplicity through a defined combination ratio range.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention creates a composite cosmetic formulation by integrating multiple active ingredients (cedrol, ferulic acid, beta-sitosterol, linoleic acid) in specific proportions. This composite approach enhances overall formulation stability and efficacy compared to using single ingredients alone.

Inventive Principle:
Principle #40Composite materials

2Object-affected harmful factors

If existing whitening ingredients like ascorbic acid, kojic acid, or hydroquinone are used, then melanin reduction effect is achieved, but safety problems and skin irritation occur

Engineering Contradiction:
Improvemelanin pigmentationVSAvoidskin irritation and safety issues
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent introduces beta-sitosterol and linoleic acid as intermediary substances that enhance the efficacy of cedrol or ferulic acid while reducing their potential irritancy. These intermediary components act as stabilizers and skin-conditioning agents that mitigate the harmful effects associated with traditional whitening ingredients.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The invention changes the chemical composition parameters by replacing harsh whitening agents (hydroquinone, kojic acid) with milder alternatives (cedrol, ferulic acid) combined with skin-beneficial ingredients. This parameter change in ingredient selection achieves melanin reduction while improving skin safety and reducing irritation.

Inventive Principle:
Principle #35Parameter changes

3Strength

If retinol is used to improve skin elasticity and reduce wrinkles, then collagen synthesis is promoted, but instability and safety issues such as irritation and rashes occur

Engineering Contradiction:
Improveskin elasticity and collagen synthesisVSAvoidformulation stability and skin safety
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The patent employs ingredients with shorter half-lives and lower stability requirements (cedrol, ferulic acid) combined with stabilizing agents (beta-sitosterol, linoleic acid) to achieve retinol-like benefits without the stability and irritation problems. This approach uses readily degradable but effective components that are stabilized through combination.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The invention converts the inherent instability of cedrol and ferulic acid into a benefit by combining them with beta-sitosterol and linoleic acid, which act as stabilizers. This transformation turns what could be a formulation challenge into an advantage, creating a stable, safe, and effective product that avoids retinol's side effects.

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

4Use of energy by moving object

If reactive oxygen species are allowed to accumulate in the body, then natural metabolic processes occur, but peroxidation reaction accelerates skin aging

Engineering Contradiction:
Improvenatural metabolic processesVSAvoidskin aging and peroxidation
Core Design Contradiction:
Use of energy by moving objectVSObject-affected harmful factors

Solution Approach 1:

The patent extracts and targets reactive oxygen species through the antioxidant activity of cedrol, ferulic acid, and their combination with beta-sitosterol and linoleic acid. These ingredients specifically scavenge free radicals and reactive oxygen species, removing the harmful agents that cause peroxidation and skin aging while allowing normal metabolism to continue.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention converts the harmful effect of reactive oxygen species into a beneficial outcome by using them as targets for antioxidant action. The formulation transforms the natural byproduct of metabolism (reactive oxygen species) from a skin-damaging agent into an opportunity for protective antioxidant activity, preventing peroxidation and aging.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The combination of cedrol or ferulic acid with beta-sitosterol and linoleic acid improves skin whitening, antioxidant, and anti-aging effects by scavenging free radicals, promoting collagen and hyaluronic acid synthesis, while ensuring formulation stability, making it suitable for cosmetics, foods, and quasi-drugs.

Implementation Method 1

these reactive oxygen species attack cellular components such as lipids, proteins, sugars, and DNA to cause a peroxidation reaction, thereby accelerating skin aging

Methodology Applied
Scientific EffectAntioxidant effect: Oxidation

Implementation Method 2

Collagen is a major matrix protein produced by fibroblasts of the skin, and performs functions such as maintaining the mechanical firmness of the skin

Methodology Applied
Scientific EffectCollagen synthesis:

Implementation Method 3

an amount of hyaluronic acid in the skin decreases with aging, and the decrease in hyaluronic acid in the skin is considered to be one of direct causes of the decrease in a moisture content of the skin

Methodology Applied
Scientific EffectHyaluronic acid synthesis:

Data Source

PatentUS20240299277A1Composition for improving skin
Publication Date: 2024.09.12 LG HOUSEHOLD & HEALTH CARE LTD
  • US20240299277A1 patent drawing
  • US20240299277A1 patent drawing
  • US20240299277A1 patent drawing

AI summary

The present invention relates to a skin care composition comprising: cedrol; and at least one selected from the group consisting of beta-sitosterol and linoleic acid; or ferulic acid; and at least one selected from the group consisting of beta-sitosterol and linoleic acid. More specifically, the present invention relates to a cosmetic, a food, and a quasi-drug composition comprising the composition as an active ingredient: improvement of skin whitening, antioxidant, skin elasticity or skin wrinkles, or skin moisturizing. In addition, the composition of the present invention compensates for the low formulation stability of cedrol and ferulic acid and it was found that the effects of antioxidant, melanin reduction, collagen synthesis promotion, and hyaluronic acid synthesis promoter were all synergistically exhibited when cedrol or ferulic acid is used in combination with at least one selected from the group consisting of beta-sitosterol and linoleic acid, compared to when cedrol or ferulic acid is used alone.