The Revised D-A-CH-Reference Values for the Intake of Vitamin B₁₂ : Prevention of Deficiency and Beyond.

ABSTRACT:

Scope

The nutrition societies of Germany, Austria, and Switzerland are the joint editors of the "D-A-CH reference values for nutrient intake", which are revised regularly.

Methods and results

By reviewing vitamin-B₁₂ -related biomarker studies, the reference values for vitamin B₁₂ were revised in 2018. For adults, the estimated intake is based on the adequate serum concentrations of holotranscobalamin and methylmalonic acid. The estimated values for children and adolescents are extrapolated from the adult reference value by considering differences in body mass, an allometric exponent, and growth factors. For infants below 4 months of age, an estimated value is set based on the vitamin B₁₂ intake via breast milk. The reference values for pregn

SUBMITTER: Strohle A 

PROVIDER: S-EPMC6590120 | biostudies-literature | 2019 Mar

REPOSITORIES: biostudies-literature