Read carefully the potential side effects of B complex injections
The most common side effect is some soreness at the injection site, and you might notice your urine turning bright yellow (thats just the excess vitamins, particularly riboflavin, being excreted)
see Vitamin B12 Health Professional Fact Sheet
The Science Behind the Transformation: How AHK-Cu Works So, how does this peptide facilitate the kind of changes that lead to those dramatic AHK-Cu before and after photos
Can Vitamin B12 Reverse Premature Gray Hair?If vitamin B12 deficiency is the cause of premature graying, then it can be reversed with vitamin B12 supplementation
Both oral and injectable formulations offer benefits but they differ in delivery, bioavailability, and patient suitability