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While B12 is generally safe, caution is needed in specific clinical situations: Lebers Disease (Hereditary Optic Neuropathy): B12 injections are generally contraindicated or should be used with extreme caution, as they may potentially aggravate optic atrophy in this rare condition
Questions to Ask Before Deciding Where to Go for Treatment Its worth bearing some important questions in mind before choosing your practitioner for treating the problem
The receptor is specific to the IF-B 12 complex, and so will not bind to any vitamin content that is not bound to IF
What to look for in a supplier Third-party testing: Reputable suppliers provide certificates of analysis (CoA) from independent labs verifying purity and identity
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