1, Swisse health brand, is also very popular in China market. Its products usually contain various nutrients, including calcium and vitamin D3.
2.Calcichew: American brand, made in China. Each tablet contains 600mg of calcium, and VD3 of 125 international unit is added.
3. Tomson Bianjian: One of the leading enterprises in the health care industry in China, mainly providing calcium citrate products for people with gastric acid deficiency.