Levels run high in young tissue and fall by more than half after age 60, which lines up with the slower healing and thinner skin people start to notice as the years stack up
Garca-Vega D, Cinza-Sanjurjo S, Eiras S, Gonzlez-Juanatey JR
Different volumes create different concentrations, each with trade-offs
[14] Figueroa Gray M, Hsu C, Kiel L, Dublin S
Elsevier, Amsterdam, pp 435457 Levy J, Rodriguez-Guant R-M, Oussalah A, Jeannesson E, Wahl D, Ziuly S, Guant J-L (2021) Cardiovascular manifestations of intermediate and major hyperhomocysteinemia due to vitamin B12 and folate deficiency and/or inherited disorders of one-carbon metabolism: a 3.5-year retrospective cross-sectional study of consecutive patients
Although rare, serious side effects demand immediate medical attention