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Theses/Dissertations

Food Science

Doctoral Dissertations

2019

Kinetics

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Prediction And Control Of Vitamin C Loss In Spaceflight Foods, William Dixon Mar 2019

Prediction And Control Of Vitamin C Loss In Spaceflight Foods, William Dixon

Doctoral Dissertations

Shelf stable foods that require no refrigeration or freezing are the predominant food source for astronauts. Due to its high impact on astronauts’ health, it is crucial to know if the astronauts are getting all the necessary nutrients from shelf stable foods, specifically vitamins. With limited knowledge on vitamin degradation in spaceflight foods during storage and processing, our team decided to tackle this issue focusing on unstable vitamins, which included vitamin C (ascorbic acid) and vitamin B1 (thiamine); however, this thesis will specifically focus on vitamin C.

A two-year storage and retort processing study was conducted on 5 different foods ...