b12 nasal spray vs injection NAD Nasal Sprays vs Injections

Since the majority of vitamin B12 deficiency diseases have something to do with absorption disorders, injections are the most reliable way of ensuring a supply of this important vitamin: the active ingredient in vitamin B12 shots goes directly into the muscle and thus finds its way into the blood without needing to take the uncertain route through the digestive tract

Consultation with a healthcare professional is recommended

The procedure delivers controlled cooling effectively into the fat cells and within your skin

Normal serum vitamin B12 levels range between 200-900 pg/mL, with concentrations less than 200 pg/mL usually resulting in deficiency

Additionally, atrophic gastritisaffecting 1030% of people over 50impairs intrinsic factor production

2022 Dec 29;16:4449-4461