Topical BPC-157 has shown effectiveness in research, particularly for burns
Restoring B12 levels can help alleviate common symptoms of deficiency such as fatigue, weakness, memory issues, and numbness or tingling in the hands and feet
At 20 mg in 3 mL (6.667 mg/mL), that is about 0.0375 mL, which reads as roughly 4 units on a U-100 syringe (125 mcg of each peptide)
That is an important framing for anyone tempted to treat it as a shortcut: even in the animal work that generates the interest, the compound is one input alongside energy balance, not a replacement for it
For B12 specifically , there isnt evidence that B12 shots boost energy or performance unless youre actually low in B12
In addition, poor mood and concentration, irritability, depressive symptoms, inability to sleep normally, nausea, vomiting, diarrhea, and even numbness and tingling in your hands and feet can be signs of a Vitamin B12 deficiency