Moringa Microencapsulation for Taste Masking and Shelf Life
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Solution Overview
Problem
Existing Moringa-based food products face challenges in providing enhanced nutritional benefits with improved palatability and shelf life, as they often have a distinctive pungent taste due to isothiocyanates, which can be off-putting and affect consumer acceptance.
Innovation Solution
A microencapsulation process involving mixing milled Moringa plant material with encapsulation agents like alginate, Arabic gum, or maltodextrin at specific ratios, followed by spray drying or other processing techniques, to encapsulate the material, thereby masking the pungent taste and enhancing nutrient release in the digestive tract.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If Moringa plant material is used to provide nutritional benefits, then nutrient availability is improved, but palatability deteriorates due to pungent taste from isothiocyanates
Solution Approach 1:
The patent uses an encapsulation agent as an intermediary substance that physically separates the isothiocyanates in Moringa plant material from the consumer's taste buds. The encapsulation agent forms a coating or matrix that masks the pungent taste while allowing the nutritional benefits to be released in the digestive tract, thus resolving the contradiction between nutrient availability and palatability.
2Object-affected harmful factors
If Moringa plant material is processed to mask taste, then palatability is improved, but manufacturing complexity increases due to additional processing steps
Solution Approach 1:
The patent employs parameter changes by adjusting the ratio of Moringa plant material to encapsulation agent, controlling the particle size of the plant material, and modifying processing conditions (such as spray drying parameters or encapsulation temperature) to achieve effective taste masking with minimal processing complexity. By optimizing these parameters, the manufacturing process becomes more efficient.
3Duration of action of stationary object
If Moringa plant material is encapsulated to extend shelf life, then product stability is improved, but manufacturing precision requirements increase
Solution Approach 1:
The patent applies preliminary action by pre-processing the Moringa plant material (such as drying, grinding, or extruding) before encapsulation to ensure uniform particle size and consistent composition. This preliminary preparation simplifies the subsequent encapsulation process and reduces the precision requirements during manufacturing, while still achieving extended shelf life through proper encapsulation.
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 microencapsulation process achieves a yield of at least 60% Moringa product with masked taste and extended shelf life, ensuring enhanced bioactive availability and improved palatability, as demonstrated by in vitro digestion studies.
Implementation Method 1
mixing milled plant material with an encapsulation agent... to provide a homogenized mixture wherein the plant material is encapsulated by the encapsulating agent
Implementation Method 2
the homogenized mixture may be further processed by spray drying
Data Source
AI summary
The present invention relates to the field of food technology and in particular, nutrient and bioactive rich plant formulations. Formulated products including nutrients and bioactives such as those provided by the Moringa plant are provided. In particular, coated or encapsulated food products having a spec release behaviour and a process for their production is described. The processes described enable food material, for example Moringa, to be used to provide nutrient dense foods that are more accessible and protected against loss of nutritional value. The resulting food products therefore allow better delivery of nutritional benefits to users.