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Important Research on Bettcan Yeast β-Glucan in Addressing Respiratory Issues

With the arrival of winter and a sudden drop in temperatures, people's bodies have yet to adapt, and the flu has already taken advantage of this vulnerability. The number of individuals experiencing fever and cough due to the flu is increasing, suggesting that the flu may be making a comeback, posing significant challenges to upper respiratory health.

Figure 1: Predictive Model for Post-Pandemic Respiratory Infection Scale in Florida and Texas


According to a long-term tracking study conducted by American researchers, the incidence of respiratory system issues among the local COVID-19-recovered population in the United States is twice that of the general population. Moreover, over 40% of individuals continue to experience these issues for at least 20 months. Of particular concern is the fact that COVID-19 can lead to problems such as airway cell death, compromised respiratory barriers, and diminished immune capacity.

Angel Releases Important Study, Yeast β-Glucan Back in Focus

Yeast β-glucan is a naturally occurring polysaccharide found in the inner layer of yeast cell walls. Currently, several studies have demonstrated the positive impact of yeast β-glucan on respiratory issues.

Figure 2: β-Glucan within Yeast Cell Wall


In 2022, Angel Yeast Co., Ltd. conducted a double-blind, randomized, controlled study in Australia on yeast β-glucan’s impact on upper respiratory issues. The results of the experiment indicate that daily intake of 200mg of yeast β-glucan for 12 weeks helps reduce the severity of sore throat during colds, improves sleep quality, and shows a trend towards a reduction in sick days. In comparison to the placebo group with an average rest time of 0.7 days, the yeast β-glucan group had a rest time of only 0.3 days.

The credit for yeast β-glucan in addressing upper respiratory issues goes beyond effectively alleviating health problems. It fundamentally enhances the functionality of the human immune system, allowing the body to respond from within to external "intrusions," thereby reducing the probability and frequency of upper respiratory issues.

Bettcan Yeast β-Glucan — Leading the Frontier of High-Quality Development

Bettcan β-glucan is extracted from the cell wall of natural yeast, with a stable molecular structure. It contains over 85% β-1,3 glucosidic bonds, with a molecular weight ranging from 300 to 1000 kDa. As a novel food ingredient and nutritional fortifier, it finds wide applications in various dietary supplements, food, and beverages.

Angel Yeast adheres to the research and development philosophy of “natural, nutritious, healthy, and delicious,” continually innovating to produce technologically advanced, environmentally friendly, user-friendly products and services that benefit society. As a breakthrough in immune health product innovation, yeast β-glucan will provide food and beverage enterprises with more differentiated health solutions. In the future, Angel's Bettcan yeast β-glucan will continue to delve deeper into the field of nutritional health, bringing more vitality and dynamism to the entire industry.


Published by Shi Lei

Engineer of Nutrition and Health Division


About Angel Human Health

Specialized in yeast and fermentation, AHH is committed to developing innovative, differentiated, science-based functional ingredients and customized solutions, to help our customers get enduring success, as well as contribute to a healthier and sustainable world together.


About Angel:

Angel Yeast Company is a high-tech listed company specializing in yeast and biotech. Product business covers Yeast and Baking, Yeast Extract-Savoury, Nutrition & Health and Biotechnology fields. It is one of the world's leading companies in the yeast industry. Angel has 12 holding subsidiaries and provides products and services for more than 150 countries and regions.


Press Contact:

ANGEL YEAST CO., LTD

Address: 168 Chengdong Avenue, Yichang, Hubei 443003, P. R.China

Tel: +86 717 6369570

Email: shilei@angelyeast.com

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