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Even though its unlikely to cause serious toxicity or injury, you have to ask yourself if its worth it to put this form of B12 into your body knowing that it must be eliminated and detoxified
Havent felt any of the nasty side effects others give you which is such a relief
18 Support for the poorer bioavailability of cyano-B12 comes from a study comparing sublingual cyano- with methyl-B12 (both 1000 g per day), which found that both forms led to a normalisation of B12 status, but B12 levels increased significantly more in the methyl-B12 form compared with the cyano-B12 form, although the formulations also had other differences the former was a tablet, the latter a spray
It should be clear and free of particles
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