Enzymatic Fat Base Composition for Infant Formula
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Solution Overview
Problem
Existing human milk fat substitutes for infant formulas are expensive to produce due to high costs associated with achieving a fatty acid profile similar to human milk fat, which is essential for efficient nutrient absorption but difficult to replicate at a lower cost.
Innovation Solution
Development of a novel enzymatically prepared fat base composition with a specific fatty acid distribution, including at least 60% of saturated fatty acids at the sn-2 position being palmitic acid, and blending with vegetable oils to achieve a cost-effective human milk fat substitute with improved calcium and fatty acid absorption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional vegetable oils are used to produce human milk fat substitutes, then production costs are reduced, but the fatty acid profile and absorption efficiency do not match human milk fat
Solution Approach 1:
The patent applies parameter changes by modifying the fatty acid composition parameters of the fat substitute to closely match human milk fat. Specifically, it achieves 70-85% of the desired sn-2 palmitic acid position and 40-60% sn-2 saturated fatty acid ratio, transforming the fatty acid profile from conventional vegetable oil to a human milk-like composition that improves absorption while maintaining cost-effectiveness
Solution Approach 2:
The patent creates a composite fat substitute composition by combining multiple vegetable oils (soybean, corn, sunflower, canola) in specific ratios with controlled fatty acid profiles. This composite approach allows the formulation to achieve a balanced fatty acid distribution similar to human milk while utilizing cost-effective vegetable oil sources
2Ease of manufacture
If palmitic acid is esterified at sn-1 and sn-3 positions in vegetable oils, then the fat can be produced at lower cost, but nutrient absorption efficiency is reduced
Solution Approach 1:
The patent applies local quality by specifically positioning palmitic acid at the sn-2 position of triglycerides, creating a localized fatty acid distribution pattern that differs from conventional vegetable oils. This specific positioning at the sn-2 position (where 70-85% of palmitic acid should be located) is known to enhance absorption efficiency while maintaining cost-effective production
Solution Approach 2:
The patent changes the positional parameter of palmitic acid esterification from the conventional sn-1 and sn-3 positions to the sn-2 position, transforming the triglyceride structure to improve absorption. This parameter change achieves 70-85% sn-2 palmitic acid positioning, which significantly enhances nutrient absorption efficiency
3Reliability
If a fatty acid profile similar to human milk fat is achieved, then absorption efficiency is improved, but production costs increase
Solution Approach 1:
The patent applies partial action by achieving a close approximation of the human milk fat profile without requiring perfect replication. It achieves 70-85% sn-2 palmitic acid positioning and 40-60% sn-2 saturated fatty acid ratio, which provides sufficient absorption benefits while avoiding the extreme costs of perfectly replicating human milk fat composition
Solution Approach 2:
The patent uses composite materials by blending multiple vegetable oils with complementary fatty acid profiles to create a cost-effective substitute. This composite approach combines soybean, corn, sunflower, and canola oils in optimized ratios to achieve the desired fatty acid distribution at lower production cost than single-source alternatives
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 solution provides a cost-effective human milk fat substitute with enhanced calcium and fatty acid absorption, mimicking the benefits of human milk fat while reducing production costs, thereby improving infant nutrition.
Implementation Method 1
The invention relates to an enzymatically prepared fat base composition comprising a mixture of vegetable-derived triglycerides, characterized in that less than 50% of the fatty acid residues bonded at the sn-2 position are saturated
Data Source
AI summary
Disclosed are human milk fat (HMF) substitutes, processes for preparation thereof, uses thereof, and fat blends and infant formula containing the HMF substitutes. A fat base composition of the invention includes a mixture of vegetable-derived triglycerides, with less than 50% of the fatty acid residues bonded at the sn-2 position being saturated; and/or with the amount of saturated fatty acid residues bonded at the sn-2 position of the glycerol backbone less than about 43.5% of the total amount of the fatty acid residues. Typically, substantially all of the saturated fatty acids bonded at the sn-2 position of the glycerol backbone are palmitic acid residues. Also disclosed are substitute HMF compositions including a blend of at least 25% or at least 30% of the fat base composition of the invention with up to 75%, or respectively up to 70%, of at least one vegetable oil. Processes for preparing the fat base compositions and blend are also disclosed. Further disclosed are infant formulas including the fat base composition or substitute human milk fat composition.