Boswellic Acid Extraction via Segmented Hydro-Distillation
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Solution Overview
Problem
Conventional methods for extracting boswellic acid from Boswellia sacra gum resin are inefficient, resulting in low yields and often use toxic solvents, posing health risks and environmental concerns.
Innovation Solution
A cost-effective, eco-friendly method involving hydro-distillation of an aqueous mixture to extract boswellic acids from waste product residues, followed by purification using ethanol, which increases yield by over 70% and eliminates the need for hazardous solvents.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional extraction methods are used, then the extraction process is simple, but the yield of boswellic acid is low
Solution Approach 1:
The extraction process is divided into multiple sequential steps: initial extraction with organic solvent, filtration to remove solids, washing the filtrate with water, and concentration to obtain the final extract. This segmentation allows each step to be optimized independently, achieving high yield while maintaining manageable complexity
Solution Approach 2:
Water is used as an intermediary substance to wash the organic solvent extract, removing water-soluble impurities while preserving the boswellic acid in the organic phase. This intermediary step significantly purifies the extract without requiring complex equipment
2Productivity
If conventional organic solvents are used for extraction, then extraction efficiency is high, but health risks and environmental concerns increase
Solution Approach 1:
The method uses ethanol, which has favorable safety and environmental parameters compared to conventional organic solvents. Ethanol is less toxic, biodegradable, and can be easily removed by evaporation, maintaining extraction efficiency while reducing harmful effects
Solution Approach 2:
The method converts a potential problem (need for efficient extraction) into a benefit by using a safe solvent (ethanol) that achieves both high extraction efficiency and low toxicity, eliminating the trade-off between efficiency and safety
3Reliability
If high concentration of boswellic acid is used, then therapeutic effect is strong, but side effects increase
Solution Approach 1:
The method extracts and isolates boswellic acid from the gum resin matrix, obtaining a purified concentrate that can be dosed precisely. This allows therapeutic effects to be achieved at lower doses compared to using crude gum resin, thereby reducing side effects
Solution Approach 2:
The extract is standardized to contain specific concentrations of boswellic acid (50-90% by weight), allowing for precise dosing. This standardization ensures consistent therapeutic effect while enabling administration at optimal doses that minimize side effects
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 method produces a high-yield boswellic acid extract with reduced side effects, suitable for treating inflammatory conditions, kidney dysfunction, cancers, and immune-related diseases, administered via parenteral, oral, or topical routes, while being environmentally friendly and safer than conventional methods.
Implementation Method 1
dissolving an aqueous mixture of boswellic acids to extract a volatile oil and other components by hydro-distillation
Implementation Method 2
extracting the boswellic acid using ethanol; and purifying the extracted boswellic acid
Data Source
Figure 1

AI summary
The invention is directed to an improved method of extracting boswellic acid from Boswellia gum resin and the use of extracted boswellic acid in the manufacture of a pharmaceutical composition for treatment of an illness or disease in a patient in need thereof.