The Vitamin K series, particularly menaquinone, have been attracting research attention, due to the potential in reducing both osteoporosis and cardiovascular diseases. This review provides an overview of the types of vitamin K and their health benefits. This is followed by a critical review of the various biotechnological approaches used in the production of menaquinone, including solid and liquid state fermentations, extraction and recovery. The currently available market information is summarized and future growth prospects are discussed. Recommendations are also given for areas of future research in order to improve the production process for menaquinone and reduce costs.

中文翻译：

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维生素K系列：现状和未来前景。

维生素K系列，尤其是甲萘醌，由于具有减少骨质疏松症和心血管疾病的潜力，已引起了研究关注。这篇综述概述了维生素K的类型及其健康益处。接下来是对甲萘醌生产中使用的各种生物技术方法的严格审查，包括固态和液态发酵，提取和回收。总结了当前可用的市场信息，并讨论了未来的增长前景。还建议了未来研究领域，以改善甲萘醌的生产工艺并降低成本。