This may be difficult to achieve from diet or tablet supplements alone, due to the difficult nature of B12 absorption
human bioavailability is unknown Subcutaneous injection Human subcutaneous bioavailability and pharmacokinetics are unknown Factor Convenience Oral capsules No mixing or syringe math Subcutaneous injection Requires reconstitution, sterile supplies, and injection-site planning Factor Evidence limits Oral capsules No controlled human dose, benefit, or safety trial Subcutaneous injection No controlled human dose, benefit, or safety trial Factor Can the amounts be treated as equal
Regulatory Toxicology and Pharmacology , 114 , 104665
Injury Healing: If youve got soft tissue injuries like strains, sprains, or even fractures, PDA helps speed up recovery
Peptides in solution may bind to container surfaces, especially at low concentrations
Some panelists, many with connections to the peptide industry, argue that the approval of these peptides will help to shut down or limit the gray market, as RFK Jr