For malabsorption (e.g., pernicious anemia), injections are often preferred, though some clinicians still use very high-dose oral regimens (NIH ODS)
Prolaject B12 1000 Prolaject B12 1000 is a short-acting injectable supplement, it provides protection in a single treatment
Ferrocat B12is a highly absorbable liquid iron supplement specially formulated by Interfarma for cats
Niacin or B3 Taking high-dose niacin supplements can result in skin-related allergic reactions, such as extreme facial flushing, also referred to as niacin flush. Flushing causes generalized itching and a burning sensation that is typically limited to the face and chest and lasts 20 to 30 minutes(1)
In fact, injections and infusions may be more beneficial for people deficient in B12 due to a digestive issue or because they are older and have less stomach acid
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