Tag: Dark bottle

A study on sunflower oil found that samples stored in colored glass packages and in a dark, dry place had significantly lower total oxidation values than those in clear packaging. This confirms that yes, sunflower oil needs to be in a dark bottle to be properly preserved. Light, heat, and air are the primary enemies of all edible oils, degrading quality over time.

Over time, light and air are the primary culprits of vitamin C oxidation, which drastically reduces its efficacy. Yes, a dark bottle is highly recommended and often necessary for vitamin C serums, especially those containing pure L-ascorbic acid, to maintain their potency and deliver the best results.

Over time, vanilla extract can lose its potent aroma and flavor, a problem frequently faced by home bakers. A simple yet effective solution involves understanding the science of flavor preservation and asking the important question: **should vanilla extract be stored in a dark bottle**?