Fermented Oat Faba Protein Composition for High PDCAAS
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Solution Overview
Problem
Current dairy alternatives often lack the nutritional quality and pleasant taste profile, particularly in terms of protein digestibility, fiber content, and calcium, while also facing challenges in maintaining texture and flavor when using plant-based proteins.
Innovation Solution
A fermented non-dairy food composition comprising 5-10 wt. % oat, 1.5-4 wt. % faba protein, 2-5 wt. % vegetable oil, and 80-90 wt. % water, with optional citrus fibers, achieving a minimum protein digestibility-corrected amino acid score (PDCAAS) of 0.80-0.95 and a pH below 4.6, which provides a creamy texture and pleasant taste without dairy proteins or stabilizing agents.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If plant-based proteins are used to replace dairy proteins in dairy alternatives, then the product is suitable for consumers avoiding dairy (lactose intolerance, allergies, animal origin concerns), but the protein quality (PDCAAS) is reduced and amino acid profile is insufficient
Solution Approach 1:
The patent combines multiple plant protein sources (pea protein, faba bean protein, and/or lentil protein) with specific amino acid supplements (lysine, methionine, cysteine, threonine, tryptophan) to create a composite protein system that achieves PDCAAS ≥ 0.90, matching dairy protein quality while maintaining plant-based suitability
2Quantity of substance
If fiber is included in plant-based dairy alternatives to improve nutritional profile, then the nutritional value increases, but the taste profile deteriorates (bitter and/or astringent)
Solution Approach 1:
The patent specifies precise fiber content parameters (0.5-5 wt% from fruits/vegetables, 0.1-1 wt% from inulin sources) and combines them with specific protein ratios and amino acid profiles to achieve a balanced composition that maintains pleasant taste while providing 2-6g fiber per serving
3Adaptability or versatility
If plant proteins are used in dairy alternatives, then the product is free from dairy ingredients, but the taste profile becomes unpleasant (bitter and/or astringent)
Solution Approach 1:
The patent creates a composite plant protein system combining pea protein (40-70%), faba bean protein (10-40%), and/or lentil protein (5-20%), supplemented with specific amino acids and fiber sources, achieving PDCAAS ≥ 0.90 while maintaining pleasant taste through optimized composition ratios
4Quantity of substance
If the protein digestibility-corrected amino acid score (PDCAAS) is improved to match dairy proteins, then the nutritional quality increases, but the complexity of formulation increases
Solution Approach 1:
The patent pre-calculates and specifies optimal protein source ratios (pea 40-70%, faba bean 10-40%, lentil 5-20%) and amino acid supplementation levels during formulation to achieve PDCAAS ≥ 0.90, eliminating the need for complex post-formulation adjustments or extensive trial-and-error optimization
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 offers a high nutritional profile with improved PDCAAS, creamy texture, and stable chilled storage, meeting the objectives of being a protein, fiber, and calcium source with a good taste profile, addressing the limitations of existing dairy alternatives.
Implementation Method 1
The food composition may be fermented with lactic acid-producing bacteria
Data Source
AI summary
The present invention relates to a fermented non-dairy food composition comprising: a) 5-10 wt. % oat, preferably 6-8 wt. % oat, b) 1.5-4 wt. % faba protein, c) 2-5 wt. % vegetable oil, d) water, and e) optionally added water binding fibers and wherein the food composition has a minimum PDCAAS of 0.80, preferably 0.90-0.95.