Oral supplements are widely available and often more accessible than injections
It supports the absorption of calcium, magnesium, and phosphate, contributes to brain and nervous system health, strengthens immune function, improves mood, and may help reduce the risk of seasonal depression
Administering injections can be straightforward when you follow the correct steps
Injectable vitamin B12, which can treat significant deficiencies, may cause the following common side effects: More serious side effects of vitamin B12 injections can include: irregular heartbeat heart palpitations hives or a skin rash Vitamin B12 can cause very rare but serious allergic reactions, or anaphylaxis
It is especially common among older adults, individuals with specific health conditions, children, or those following predominantly or exclusively plant-based diets