Modulated Vegetable Protein via Volatile Modulating Yeast
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Solution Overview
Problem
Vegetable proteins often suffer from poor flavor profiles, making them less appealing to consumers in food applications, despite their potential as substitutes or supplements for animal or dairy proteins.
Innovation Solution
A method involving the fermentation of vegetable proteins with a volatile modulating yeast culture, such as Kluyveromyces species, to modulate the volatile content, reducing off-flavor molecules and increasing fruity ester content, thereby improving the flavor profile.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If vegetable proteins are purified and processed, then functionality is improved, but flavor deteriorates
Solution Approach 1:
The patent applies parameter changes by modifying the volatile content parameters of vegetable proteins through controlled fermentation. The yeast culture transforms the chemical composition of volatiles, converting off-flavor molecules into desirable flavor compounds while preserving the functional properties of the protein through gentle biochemical modification rather than harsh processing.
Solution Approach 2:
The yeast culture serves as an intermediary agent that mediates between the vegetable protein and the desired flavor profile. The yeast metabolizes precursor compounds and produces volatile esters and other aromatic compounds that improve flavor without directly altering the protein structure or functionality.
2Adaptability or versatility
If vegetable proteins are used as protein substitutes, then consumer health benefits are improved, but flavor acceptance deteriorates
Solution Approach 1:
The patent converts the harmful off-flavors into beneficial desirable flavors through yeast fermentation. The yeast metabolizes aldehydes and other off-flavor compounds produced during protein extraction and processing, transforming them into pleasant aromatic esters and other flavor-enhancing volatiles, thus turning the flavor defect into a quality feature.
3Object-generated harmful factors
If fermentation is used to improve flavor, then off-flavor content is reduced, but processing complexity increases
Solution Approach 1:
The yeast culture performs self-service by autonomously metabolizing off-flavor compounds and producing desirable volatiles through its natural biochemical pathways. The system leverages the inherent metabolic capabilities of the yeast to automatically adjust the flavor profile without requiring complex external control mechanisms or multiple processing steps.
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 fermentation process enhances the flavor of vegetable proteins by reducing beany and green notes while increasing fruity or floral notes, maintaining their functionality for use in food products.
Implementation Method 1
fermenting the modulation mixture under volatile modulation conditions to form the modulated protein composition
Data Source
AI summary
A modulated protein composition is described with improved flavor properties over a vegetable protein. Methods of making a modulated protein composition including the use of a volatile modulating yeast culture to ferment a vegetable protein to produce the modulated protein composition are described. Also disclosed are a fermented vegetable composition made from a modulated protein composition, and ingredients and foods including a fermented vegetable composition or a modulated protein composition.