September 2025

Soymilk offers a healthful mix of nutrients but lacks sufficient calcium compared to cow’s milk unless fortified. Natural soymilk contains only 200 mg calcium per liter, approximately one-sixth the amount found in cow’s milk. Fortification poses challenges due to calcium precipitation or coagulation within the soymilk matrix. To address this issue, researchers at the University […]

Zinc supplements are often promoted for immune and other health benefits, but their effectiveness depends on dosages aligned with clinical studies. Consumerlab.com’s survey of popular retail zinc supplements revealed that while all products met labeled zinc amounts and had acceptable lead levels, only one of four immune-marketed lozenges provided a dosage comparable to research-backed immune

ConsumerLab.com’s newest report evaluates calcium and vitamin D supplements, finding 4 out of 25 products did not meet quality standards. The independent company published the results in its Vitamin D Supplements Review and Calcium Supplements Review. In the website’s annual supplement user survey, 55.5 percent of respondents said they use a vitamin D supplement daily.

ConsumerLab.com recently tested magnesium supplements and found significant issues. One popular brand with a GMP seal contained only 45.1% of its listed magnesium. Another product violated FDA labeling rules by displaying a heart symbol without an approved health claim. Several other supplements met their listed amounts, were lead-free, and tablets broke apart properly. The cost

A new Purdue University study, set to be published in the August issue of the Journal of Bone and Mineral Research, reveals that dairy has an advantage over calcium carbonate in promoting bone growth and strength. Connie Weaver, distinguished professor and head of the food and nutrition department, discovered that rats fed nonfat dry milk