Amorphous Metal Salt Carrier for Masking Bitter Polyphenols
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Solution Overview
Problem
Bitter tastes in consumable products, particularly beverages, due to polyphenols and flavonoids, are undesirable but beneficial for health, requiring a delivery system that masks bitterness without affecting nutritional benefits and protects against oxidation, while also being invisible and releasing effectively in the digestive system.
Innovation Solution
An active ingredient delivery system using an amorphous metal phosphate salt as a carrier component, where the active ingredient is homogeneously distributed, providing both encapsulation and release mechanisms triggered by pH changes in the stomach, effectively masking bitterness and preventing oxidation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If polyphenols and flavonoids are extracted from foodstuffs to provide concentrated nutritional supplements, then the health benefits are enhanced, but the bitterness perception increases significantly
Solution Approach 1:
The patent introduces an intermediary substance (cyclodextrin or lipid) that forms an inclusion complex with the polyphenol/flavonoid. This intermediary acts as a mediator that masks the bitter taste while allowing the active ingredient to be delivered to the digestive system intact, thus resolving the contradiction between maintaining health benefits and reducing bitterness perception
Solution Approach 2:
The active ingredient (polyphenol/flavonoid) is nested within the cavity structure of cyclodextrin or encapsulated within lipid molecules. This nesting structure physically masks the bitter compound while allowing controlled release in the digestive system, thereby maintaining health benefits while reducing bitterness perception
2Stability of the object's composition
If active ingredients are protected against oxidation through encapsulation, then stability is improved, but the particle size increases and becomes visible
Solution Approach 1:
The patent uses thin film encapsulation structures (cyclodextrin inclusion complexes or lipid shells) that provide oxidation protection while maintaining a size small enough to remain imperceptible. The thin film structure offers sufficient protection against oxidation without significantly increasing particle volume, thus resolving the contradiction between stability improvement and volume increase
3Object-generated harmful factors
If neutralizing polyphenols to form salts is used to reduce bitterness, then bitterness is reduced, but large particles form that change appearance and generate sediment
Solution Approach 1:
Instead of changing the chemical form to salts (which causes precipitation and sedimentation), the patent uses inclusion complexation with cyclodextrin or lipid encapsulation. This parameter change in the delivery mechanism maintains the active ingredient in a soluble, fine-particle state while still reducing bitterness perception, thus resolving the contradiction between bitterness reduction and particle morphology degradation
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 system successfully reduces bitterness perception, protects against oxidation, and ensures timely release of active ingredients in the digestive system, maintaining their health benefits while being imperceptible and stable during storage.
Implementation Method 1
the carrier component comprises an amorphous metal phosphate salt and the active ingredient is homogenously distributed throughout the carrier component
Implementation Method 2
An active ingredient delivery system using an amorphous metal phosphate salt as a carrier component, where the active ingredient is homogeneously distributed, providing both encapsulation and release mechanisms
Implementation Method 3
A further problem with such active ingredients is that they are highly sensitive to oxidation. Therefore, it would also be desirable to provide a system that is capable of protecting the active ingredients against such degradation.
Implementation Method 4
providing both encapsulation and release mechanisms triggered by pH changes in the stomach
Data Source
AI summary
An active ingredient delivery system comprises (i) an active ingredient and (ii) a carrier component, wherein the carrier component comprises an amorphous metal salt and the active ingredient is at least partly fixed to and partly encapsulated by the carrier 5 component. The active ingredient may be a bitter tasting polyphenol such as a flavonoid.