are b12 patches as effective as injections Vitamin B12 Injections (Cyanocobalamin Injections)
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It is not known whether the components of Lipo-B (particularly vitamin B or amino acids in high doses) could affect a nursing infant, and therefore the safest course is to avoid such injections while breastfeeding

This direct route makes it incredibly effective, especially for anyone who struggles with absorbing B12 through their gut, such as those with pernicious anemia

Still, the following will usually appear tired, pale skin, weakness, shortness of breath, a fast heartbeat, and a feeling that you are out of breath

That logic doesnt apply here
