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Description
This combination helps support energy metabolism, nervous system health, and red blood cell production making it one of the more well-rounded liquid B12 supplements in its price range

Conclusion Vitamin B12 and vitamin D can be taken together safely when used appropriately

First, the cross-sectional design of our study precludes us from assigning causality to the associations between insomnia symptoms, excessive daytime sleepiness, and vitamin B12

10.1046/j.1365-2141.1999.01728.x 19 De StefanoV.ChiusoloP.PaciaroniK.CasorellII.RossiE.MolinariM.et al (1998)
