Limitations of This Comparison Several structural limitations constrain everything above, and honest readers should keep them in view: Species and model gap
Always let your healthcare provider guide any dose changes
Having the shot directly in to the muscle allows the liquid vitamin to enter the blood stream quickly, bypassing the digestive system and the gastric acids and many other obstacles anything which is taken via the mouth has to go through to reach the small intestine, for re absorption
They govern hormone release, immune activity, cellular repair, appetite regulation, and dozens of other physiological processes
However, its common to have them replaced based on factors like complications, changing preferences, or new implant technologies