The results across this body of literature are consistently positive: Tendon and ligament healing: Accelerated structural repair in Achilles tendon rupture and ACL tear models, with improved tensile strength and histological organization
Most patients commit to a 4-8 week protocol cycle, depending on the recovery concern
Theres no universally best time, but most users inject: Once daily in the morning , or Split into two doses : AM and PM for more stable coverage (especially for injury or gut repair) For injury-specific cases, timing the dose post-workout or before sleep may support natural repair cycles
Iron, folate and vitamin B12 status of children and adolescents: single center study in the Aegean region
Injectable form for fast and effective absorption
A 2021 review of 16 randomized trials found B12 does not reliably reduce fatigue in people who are not deficient