This amount is often suggested for those with a B12 deficiency or at risk of it
These products are not intended for human or veterinary consumption , nor for any application involving living organisms, including but not limited to diagnostic, therapeutic, or recreational purposes
However, full-length TB-4 is biologically fragile, expensive to synthesize, and has poor shelf stability, making it less practical for research or commercial use
Digestion isnt as efficient and we face suffering from poor nutrition, even with properly balanced diets
This does not mean more copper is always better, but it helps explain why copper shows up again and again in skin science
The two are complementary and non-redundant: GHK-Cu for dermis and adnexae, BPC-157+TB-500 for deep structures (tendons, ligaments, muscles, gut)