No, BPC-157 is not considered safe for long-term use due to the lack of extensive human clinical trials and longitudinal safety data
Vitamin B12 also supports and maintains healthy hair, skin, and nails
Cerovecki T, Bojanic I, Brcic L, et al
Drmic D, Kolenc D, Ilic S, Bauk L, Sever M, Zenko Sever A, et al
Symptoms of severe vitamin B12 deficiency can include visual disturbances, severe joint pain, paresthesia (tingling in the hands and feet), memory problems, depression, anxiety, poor muscle function, ataxia (impaired balance and coordination), changes in reflexes and even infertility
But the mechanism itself, targeting fat cells directly through a specific receptor pathway, remains scientifically sound and well-characterized