Advancing the science of micronutrient policy.
Most researchers designing a vitamin D prevalence study still anchor the protocol to a single number — usually <20 ng/mL or <50 nmol/L — and assume it travels cleanly across continents. It does not.
Vitamin D fortification is controlled by a narrow safety margin. The regulatory problem is not simply how much vitamin…
Walk into any pharmacy and you will find the same pitch on the shelf: a single 50,000 IU or even 100,000 IU vitamin D…
Vitamin D stability in fortified milk processing is governed less by pasteurization temperature than by distribution…
Vitamin D deficiency is often treated as if the main question were simply how many international units a person…
A vitamin D blood test is not a static measurement. Serum 25-hydroxyvitamin D [25(OH)D] changes across the year in…
"Adding vitamin D to food is straightforward," the supplement industry insists. Drop it into milk, watch the deficiency…