Comparing the Four Types of Vitamin B12 Heres a quick breakdown of how these four types stack up against each other: Type Best For Key Benefits Common Form Methylcobalamin Brain and nerve support Bioavailable, neuroprotective Sublingual, injection Cyanocobalamin General deficiency prevention Stable, affordable Tablets, capsules, injection Adenosylcobalamin Energy and mitochondrial health Cellular energy production Capsules Hydroxocobalamin Severe deficiencies, long-lasting effects Long-lasting, detoxifying Injection How to Choose the Right Type of Vitamin B12 Deciding which B12 is best depends on your health goals, lifestyle, and any pre-existing health conditions: 1
Those with liver disease, kidney dysfunction, or history of methionine-related issues should not receive injected methionine without medical clearance
AOD 9604 meets the first two criteria clearly
For breastfeeding, the water-soluble vitamins readily pass into breast milk
Questions and Answers: Benzyl Alcohol Used as Excipient in Medicinal Products for Human Use