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One crucial piece of this complex puzzle is Vitamin B12 , specifically in its active form known as methylcobalamin

They are prevalent in shelters, catteries and multi-cat households

4.0 mL + 0.2 mL NaOH, 2 mol/L): 0.050 Melting range: +189 to +200C Specific rotation: -16.5 to -21.4 Purity (enzymatically and iodometric): 98% Purity (iodometrically): 98% Loss on drying (+105C, 2 hours): 1% Glutathione, oxidized form (enzymatically): 1.5% Fe (bathophenanthroline): 5 ppm Heavy metals (as Pb, AAS): 5 ppm Methanol (GC): 50 ppm Aceton (GC): 50 ppm Ethanol (GC): 0.1% Stability: At +2 to +8C within specification range for 24 months

doi: 10.1186/s12888-025-06490-3 11

Sci., 2021, 568, 150931 CrossRef CAS