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Although your vials might have dark amber glass instead of clear glass protecting them, it is still necessary to protect the nutrients contained inside by shielding B-vitamins from all light
Also available as a high-dose option
Having a lack of B12 can lead to other health problems, and both dogs and cats can develop a deficiency to this vitamin
Oral Supplements: What Works Best
US$ 24.09
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US$ 20.36
