Fu, C., Cheuk, C., Chiu, Y
Vitamin B12 injection has been generally deemed safe
When performed by a trained provider using medical-grade product, correct dosing and sterile technique, GHK-Cu injections are generally well tolerated
Some patients report noticeable improvements in pain, mobility, and function within 2 to 4 weeks, while others can take up to 12 weeks or longer to see measurable progress
Higgins JPT, Thomas J, Chandler J et al (2021) Cochrane handbook for systematic reviews of interventions version 6.2 Sterne JAC, Savovi J, Page MJ et al (2019) RoB 2: a revised tool for assessing risk of bias in randomized trials
BPC 157 has not been approved for human therapeutic use by major regulatory bodies like the FDA or the U.S