In short, the difference between oral supplementation and injection is that an injection will provide a higher dose of B12 at regular intervals, whilst oral supplements have a lower dosage and can be taken every day
Additionally, the rapid absorption of nutrients can lead to immediate effects, such as increased energy levels, improved hydration, and enhanced mental clarity
Kwon DH, Cha HJ, Lee H, et al
doi: 10.14639/0392-100X-N0139
The same 10 mg vial targeting 5 mg/mL needs 2.0 mL, while targeting 2.5 mg/mL requires 4.0 mL
Certains utilisent des produits de marque connus, d'autres sont inconnus mais la plupart des produits, comme l'hydroquinone, sont impossibles classer et seul le march le dira