Product Introduction

Galactose, also known as brain sugar, is a monosaccharide found in dairy products and sugar beets. It is considered a fundamental building block in various biological systems, contributing significantly to energy provision and cellular communication [1]. Galactose is a component of larger carbohydrates like lactose, present in milk, and can be derived through the hydrolysis of lactose.

Production Process

The industrial production of galactose typically involves the enzymatic or chemical hydrolysis of lactose. Lactose, obtained from whey or skim milk, is treated with enzymes such as β-galactosidase, which breaks down lactose into glucose and galactose [2]. Alternatively, acid hydrolysis can be employed using hydrochloric or sulfuric acid to achieve the same result. The resulting galactose solution is then purified, concentrated, and crystallized to obtain the final product [3].

Efficacy and Function

Galactose functions primarily as a skin-conditioning agent in cosmetic formulations. It may promote hydration by attracting and retaining moisture in the skin. Some studies suggest that galactose can support collagen synthesis and wound healing [4]. Galactose also plays a role in cell signaling, which potentially enhances the skin's natural repair mechanisms [5].

Application Scenarios

Galactose is incorporated into a variety of skincare products, including moisturizers, serums, and anti-aging creams. Its hydrating properties make it suitable for formulations aimed at dry and sensitive skin. Moreover, its potential to support collagen production renders it valuable in anti-wrinkle products, and it is sometimes found in formulations designed to improve skin texture and overall appearance [6].

Packaging and Transportation

Galactose is typically packaged in airtight containers, such as sealed bags or drums, to protect it from moisture and contamination. During transportation, these containers are handled carefully to prevent physical damage and exposure to extreme temperatures. Storage should occur in a cool, dry environment to maintain the stability and quality of the ingredient throughout its shelf life [7].

Citations

[1] Galactose - an overview | ScienceDirect Topics. (n.d.). Retrieved from https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/galactose
[2] Lad, P. J., & Modi, V. V. (1989). Galactose production by enzymatic hydrolysis of lactose. Journal of Food Science and Technology, 26(3), 149–151.
[3] Prenosil, J. E., Stuker, E., & Bourne, J. R. (1987). Production of high-purity D-galactose from lactose by enzymatic hydrolysis and chromatographic separation. Biotechnology and Bioengineering, 30(8), 1019–1025.
[4] Chiu, C.-H., Su, C.-H., Chen, K.-C., Lin, M.-H., & Lo, C.-W. (2017). Oral administration of galactose promotes cutaneous wound healing via activation of the mannose receptor. Journal of Functional Foods, 38, 153–163.
[5] Omaye, S. T., & Gugger, E. T. (2016). Implications of Galactose Metabolism in Brain Development and Function. Nutrients, 8(11), 663.
[6] Shao, N., Tian, Y., Ma, K., Wu, D., & Cui, Y. (2019). Preparation and characterization of galactosylated chitosan nanoparticles for cosmetic applications. International Journal of Biological Macromolecules, 126, 1128–1135.
[7] Singh, R. K., Kumar, P., Kumar, S., & Sharanagat, V. S. (2020). Food packaging materials: a review. Journal of Food Science and Technology, 57(9), 3898–3914.

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