Enhancing the stability of tocotrienol nanoemulsion developed using ultrasonic treatment with amphiphilic starch nanoparticles serving as the matrix.
Background: Octenylsuccinic anhydride (OSA) is one of the efficient compounds used in food industries as an emulsifier. The current study describes the augmentation of tocotrienol (T3) bioavailability by combining it with OSA and then converting it into a nanoemulsion. The creation of the nanoemulsions ASG-T3U10, ASG-T3U20 and ASG-T3U30 involved ultrasonication power at 300 W for 10, 20 and 30 cycles, respectively.
Result: The nanoemulsion particle sizes of ASG-T3U30, ASG-T3U20 and ASG-T3U10 ranged from 100 to 200, 200 to 300 and >300 nm (P < 0.05), respectively. ASG-T3U30 exhibited enhanced encapsulation efficiency and potential stability in a simulated gastrointestinal environment. A range of models such as zero order, Higuchi, Korsmeyer-Peppas, Peppas-Sahlin and Gompertz were utilized for the study of release kinetics. The models were found to be a good fit (R2 > 0.90) for the release of T3 in the gastrointestinal environment from an amphiphilic starch matrix. Storage stability tests showed that the emulsions were stable for 21 days of storage at 4 °C, but after 14 days, samples with particle diameters greater than 200 nm displayed the onset of Ostwald ripening.
期刊介绍:
The Journal of the Science of Food and Agriculture publishes peer-reviewed original research, reviews, mini-reviews, perspectives and spotlights in these areas, with particular emphasis on interdisciplinary studies at the agriculture/ food interface.
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