Although potential causes of this have been speculated by clinicians and third-party payers, no U.S.-based study to date has quantified the reasons for it
Canonical Functions of Vitamin K The major function of the K vitamins is in the maintenance of normal levels of the blood clotting proteins, prothrombin (factor II), factors VII, IX, X, protein C, protein S, and protein Z, which are synthesized in the liver as inactive precursor proteins
The daily requirement creates different commitment type - Botox demands quarterly intensive intervention while peptides require consistent small daily actions, suiting different personality types and lifestyle patterns
bone formation markers, nitrogen balance, body composition
Cysteine is the most important amino acid, but B-vitamins (B6, B12, folate) are essential cofactors