The top ten calcium supplement brands for middle-aged and elderly people are as follows:

1. Calci

Calci, an internationally renowned calcium supplement brand. It comes from Pfizer China Health Pharmaceuticals Department, formerly known as Wyeth China Health Pharmaceuticals Department, which was established in 1991. Founded in 1849, Pfizer is the world's leading research-based biomedical and pharmaceutical company. Distributed in 90 countries, approximately 80,000 Pfizer employees are dedicated to bringing better health to the world.

2. By-Health

By-Health was founded in October 1995. In 2002, it systematically introduced dietary nutritional supplements into China's non-direct sales field. And it has rapidly grown into a leading brand and benchmark enterprise in China's dietary nutritional supplements. BY-HEALTH implements a scientific nutrition strategy and relies on modern nutritional science to establish a comprehensive scientific system of dietary nutritional supplements.

3. Diqiao

It is a calcium supplement brand produced by Anshi Pharmaceutical Co., Ltd. of the United States. The main products include children's calcium carbonate D3 calcium granules, children's vitamin D calcium chewable tablets, and vitamin D calcium chewable tablets.

4. Jianliduo

Jianliduo is a bone nutrition brand owned by Guangdong Baijia Pharmaceutical Co., Ltd. Baijia is a subsidiary of Tomson By-Health Co., Ltd. The company relies on BY-HEALTH's global supplier resources to provide consumers with innovative and technologically advantageous products. By-Health was founded in October 1995. In 2002, it systematically introduced dietary nutritional supplements into the non-direct sales field.

5. Langdi

It is a brand of Beijing Langdi Pharmaceutical Co., Ltd. Its main business is the research and development, production and sales of calcium preparations, specially developed for the Chinese human body. Won the 2020 Brand Leadership Award and appeared on the health brand list for eight consecutive years.

6. Swethy

is a trademark applied by H&H Hong Kong Co., Ltd. on May 25, 2012. Founded in 1969, it is a global professional nutrition brand. Since its establishment, it has been committed to research and development of products with both modern scientific certification and traditional effective experience.

7. Yijie

Yijie is an American professional joint health brand that has been focusing on joint health maintenance for many years. The product has a scientific formula of amino sugar and multiple ingredients, and is committed to providing comprehensive solutions to joint problems.

8. Leli

Born in Utah, USA in 1995, it is a brand of Vio Health Technology Co., Ltd. The main business is the research and development, promotion and sales of vitamin and mineral supplements, probiotics and natural plant products. Focus on the health industry and provide professional and high-quality family health solutions to the people.

9. Xufu

Founded in the United States in 1936, Xufu owns many professional dietary nutrition brands such as SchiffNutrition, neuriva, MegaRed, MoveFree, Digestive, Advantage, and Airborne.

10. Gaizhong Gai

It owns 2 public companies listed on the Shanghai Stock Exchange and 27 wholly-owned, holding and joint-stock companies. It has more than 20,000 employees, a registered capital of RMB 3.7 billion, and total assets of RMB 11.9 billion.