While they are safe for many people, its important to consult with a healthcare provider to determine if they are appropriate for you, especially if you have any underlying health conditions or are on certain medications.
Additionally, it is important to speak with a healthcare provider before starting a supplementation regimen, as taking too much vitamin D can lead to harmful side effects such as nausea, weakness, and kidney damage
If you suspect sensitivity to a particular B12 preparation, discuss switching formulations with your GP or pharmacist
Vitamin B12 injections deliver a synthetic form of vitamin B12 directly into the bloodstream, bypassing the digestive system
B12 shots should be kept cool, dry, and away from light