The article discusses the unexpected presence of rosemary extract in Kirkland Signature Soft & Chewy granola bars. While granola typically consists of standard ingredients, the inclusion of rosemary extract raises questions about flavor. The article explains that rosemary extract is not used primarily for taste but as a natural preservative, helping to prevent bacterial growth and oxidation, thus extending the shelf life of the product. Similar findings have been noted in other Costco products, showing a broader trend in the use of rosemary extract.
The surprise ingredient in Kirkland's granola bars is rosemary extract, which, while not contributing much to flavor, serves as a natural preservative.
Rosemary extract is commonly used in packaged foods not for flavor but to extend shelf life by preventing bacterial growth and oxidation.
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