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Methods of Medium Optimization01:28

Methods of Medium Optimization

Optimizing growth media enhances microbial proliferation and maximizes product yield. Statistical experimental design methodologies provide structured and reproducible approaches, offering progressively higher levels of robustness and efficiency.The One-Factor-at-a-Time (OFAT) MethodThe One-Factor-at-a-Time (OFAT) method involves adjusting a single variable while keeping all others constant. However, it cannot detect interactions between variables, often leading to suboptimal outcomes when...

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Microwave-Assisted Extraction of Cannabinoids in Hemp Nut Using Response Surface Methodology: Optimization and

Chih-Wei Chang1, Ching-Chi Yen2, Ming-Tsang Wu3

  • 1School of Pharmacy, Kaohsiung Medical University, Kaohsiung 80708, Taiwan. wxes9050304@gmail.com.

Molecules (Basel, Switzerland)
|November 4, 2017
PubMed
Summary

Microwave-assisted extraction (MAE) efficiently extracts cannabinoids from hemp nut, offering higher yields than traditional methods. This rapid, eco-friendly technique is ideal for industrial food applications.

Keywords:
cannabidiolcannabinolcannabismarijuanaΔ9-tetrahydrocannabinol

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Area of Science:

  • Food Science
  • Analytical Chemistry
  • Green Chemistry

Background:

  • Hemp nut is a food ingredient, but cannabinoid content influences regulations.
  • Efficient extraction of cannabinoids from hemp nut is crucial for product development and compliance.

Purpose of the Study:

  • To develop an efficient microwave-assisted extraction (MAE) method for cannabinoids in hemp nut.
  • To optimize MAE parameters using response surface methodology (RSM).
  • To compare MAE with conventional extraction techniques.

Main Methods:

  • Microwave-assisted extraction (MAE) was optimized using single factor experiments and RSM.
  • Comparison with heat reflux extraction (HRE), Soxhlet extraction (SE), supercritical fluid extraction (SFE), and ultrasound-assisted extraction (UAE).
  • Analysis of extraction yields and hemp nut microstructure.

Main Results:

  • Optimal MAE conditions: methanol solvent, 375 W, 109 °C, 30 min.
  • MAE yielded the highest total cannabinoids (6.09 μg/g), surpassing HRE, SE, SFE, and UAE.
  • MAE demonstrated superior efficiency with reduced solvent use and extraction time.

Conclusions:

  • MAE is a rapid, economical, and environmentally friendly method for cannabinoid extraction from hemp nut.
  • The method's effectiveness and practicality support its industrial application.
  • MAE enhances cannabinoid dissolution through significant cell structure disruption.