Vegans and Vegetarians : Since B12 is primarily found in animal products, those following a plant-based diet are often at risk of deficiency
It depends on who's selling, which peptide, and whether a prescription is in the picture
Biomechanical Significance : These top two vertebrae house vertebral arteries, jugular venous outlets, and the brainstem/upper spinal cord junction
I look at sourcing, consistency between batches, and whether the product has been properly handled from start to finish
B12 plays a big role in keeping your body energized, supporting brain function, and helping your red blood cells do their job
Both methods bypass the digestive system, but they differ in absorption speed, nutrient scope, and ideal use cases