Quercetagetin Antioxidant Composition for Color-Stable Feed Additives

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Solution Overview

Problem

Existing feed antioxidants like ethoxyquin have suboptimal antioxidant effects and cause feed color degradation, while quercetagetin's potential in food and feed additives has not been fully explored.

Innovation Solution

A composition containing quercetagetin, along with 6-hydroxykaempferol and optionally patuletin, is formulated and used as an additive in feed, providing enhanced antioxidant properties equivalent to 150 ppm of ethoxyquin at lower concentrations, promoting animal growth and improving meat quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ethoxyquin is used as a feed antioxidant, then the antioxidant effect is achieved, but the feed color becomes darker and the antioxidant effect on lipid is not ideal

Engineering Contradiction:
Improveantioxidant effectVSAvoidfeed color degradation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the chemical composition parameters by replacing ethoxyquin with quercetagetin, a natural flavone compound. This parameter change resolves the contradiction by providing superior antioxidant protection against lipid oxidation while maintaining feed color stability, as quercetagetin does not cause the darkening effect associated with ethoxyquin usage

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs a composite approach by combining quercetagetin with other natural antioxidants and feed additives. This composite formulation enhances the overall antioxidant effect while maintaining color stability, addressing both the insufficient lipid antioxidant protection and the color degradation issues

Inventive Principle:
Principle #40Composite materials

2Reliability

If quercetagetin is used as an antioxidant, then the antioxidant effect is enhanced, but the application in food and feed additives has not been fully explored

Engineering Contradiction:
Improveantioxidant effectVSAvoidapplication range
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent demonstrates the universality of quercetagetin by successfully applying it across multiple domains including feed additives, food preservation, and cosmetic formulations. The compound's ability to provide antioxidant protection while maintaining safety and stability makes it a versatile additive suitable for various applications beyond its previously limited research scope

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

3Quantity of substance

If conventional antioxidants are used, then the price is low and safety is ensured, but the antioxidant effect on lipid is not ideal and product color darkens

Engineering Contradiction:
Improvecost effectivenessVSAvoidantioxidant effect on lipid
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent changes the antioxidant compound parameter from conventional options like ethoxyquin to quercetagetin, which offers superior lipid antioxidant protection. While quercetagetin may have different cost characteristics, the enhanced performance in preventing lipid oxidation and maintaining product quality provides better value through reduced waste and improved shelf life

Inventive Principle:
Principle #35Parameter changes

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 composition exhibits superior antioxidant performance, reduces the feed-to-gain ratio, and enhances meat quality, outperforming ethoxyquin in efficacy and stability.

Implementation Method 1

the composition exhibits superior antioxidant performance

Methodology Applied
Scientific EffectAntioxidation: Oxidation

Data Source

PatentUS12514266B2Composition containing quercetagetin
Publication Date: 2026.01.06 CHENGUANG BIOTECH GRP CO LTD
  • US12514266B2 patent drawing
  • US12514266B2 patent drawing

AI summary

A composition contains quercetagetin and 6-hydroxykaempferol, and, optionally further includes patuletin. The composition has an excellent antioxidant effect, and can be used as an active additive in food, drugs, health care products, cosmetics, and feed. In addition, the composition can prompt animal growth, reduce ratio of feed to gain, and improve meat quality in the feed.