Injections are very effective at raising blood levels of vitamin B12 and preventing or reversing a B12 deficiency
This helps researchers move from compound-specific review into broader pathway comparison without leaving the core research archive
doi: 10.3389/fphar.2025.1602976 Received 30 March 2025 Revised 13 November 2025 Accepted 14 November 2025 Published 19 December 2025 Volume 16 - 2025 Edited by Bernd Rosenkranz, Fundisa African Academy of Medicines Development, South Africa Reviewed by Kacper Nijakowski, Poznan University of Medical Sciences, Poland Miriam Njoki Karinja, Science for Africa Foundation, Kenya Updates Copyright 2025 Mazur, Ndokaj, Salerno, Vallone, Ardan, Bietolini, Carrouel, Wilk, Sarig, Ottolenghi and Bourgeois
Because different tissues repair at different speeds, the timeline you should expect depends heavily on the target
Even if bpc 157 doesnt show any effects injected subq or IM it should still provide at least Miniscule effects injected straight into the tendon just due to the trauma effect to the tendon